Tamil Nadu Transmission Corporation Limited - Tamil Nadu

34771225 tender for inspection and rectification of damaged portion in pent house, wind box, rear arch enclosure and s panel enclosure, erection of sky climber for attending burner corner repair work and erosion filling during planned shutdown....

Bharat Heavy Electricals Limited - Tamil Nadu

33114358 bhel / trichy invites applications for regd. from suppliers / manufacturers for supply of various items bhel trichy cast: aluminium, astm a 217 c12a castings, cast iron castings for windbox, feeder, coal nozzles ( sg iron castings up 850 kgs ) , castings for oil field equipments: carbon, alloy and stainless steel qcnrv castings, hemi spehrical dished ends ¿ grade hemi spehrical dished ends ¿ alloy steel upto gr 22 ) , die forgings for oil field equipments:, carbon, alloy and stainless steel, open forgings f91, f92, f92 forgings, closed die forged components forged finned elbow, forged flanges, formed fittings: large 12 and above, forged finned elbows, formed fittings: small 2 to <12 socket welded forged fittings, open forgings carbon, alloy and stainless steel except sa 182 f91, inconal fittings, inconel forgings for valves , investment castings for connectors, windbox sa 351 gr ch 20, sa 351 ck 20, investment castings, castings: malleable iron nickel based castings, non ferrous castings for feeder: is 617 4223, is 617 4450, is 305 gr ab1, astm b 148 gr 9c, non ferrous castings ( 0.5 to 200 kg ) open forgings for oil field, equipments: carbon, alloy and stainless steel, open forgings for hp bypass valves: carbon and alloy steel, formed fittings p91, f92 fittings, steel castings, sg iron machined castings for coal, nozzles, split collar for wind box: astm a 536 gr 654512 sg iron castings, close die forgings: carbon, alloy and stainless steel, open forgings for valves, carbon steel, alloy steel and stainless steel castings for valves name plate metallic, , , fasteners: hsfg bolts and nuts as per tdc:5:211 / 01, , precsn bolts, studs, screws and nuts dip coat paint, thinner and special additive, h.r. aluminium paints grade i h.r. aluminium paints grade ii , conventional paints and thinners, epoxy based paints and thinners, epoxy finish paints and thinners, special primer paints and thinners seamles p91 / p92 pipes, alloy steel pipes: sa 335 p11, p12, p22, od 88.9 to 1016 mm, 6.02 to 135 mm thick carbon steel pipes: sa106 gr b, c; od, 88.9 to 1016 mm, 6.02 to 135 mm thick pipes & tubes ( welded stainless steel, erw / saw pipes : api 5l gr b, od 219.1 to 1168 mm, 4 to 14.3 mm thick, erw black pipes: is 1239, nb 80 to nb 150, light, medium and heavy thick, seamles p91 / p92 pipe alloy steel pipes: sa 335 p11, p12, p22 od 88.9 to 1016 mm, 6.02 to 135 mm thick, carbon steel pipes: sa106 gr b, c; od 88.9 to 1016 mm, 6.02 to 135 mm thick, alloy steel rounds for valves:, 21crmov57, sa 193 b7, a322 gr 6150, sa 193 b16, sa 182 f22 cl3, aisi 4140, aisi 1040, : dia 22 mm to 300 mm, brass sheets, 0.2 mm and 1.0 mm thick, 17% gr. ss ( othron steel ) rods, astm a182 f430, dia 25 mm to 200 mm, special alloy steel rods for hplp valves alloy steel plates to grade sa387 gr91 cl alloy steel rounds to grade sa182 f91, stain l ess steel rods, dia 25 mm to 250 mm of different specs including sa 182 f304, sa 479 304, sa 182 f316, a276 410, , aisi 410, a582 416, a276 420, a565 616, sa 564 630, a182 f6a cl3, 17 4 ph, special stainless steel rounds: x 19 cr mo vn bn 111 6010 dia 52mm, 56 mm and 125 mm, alloy steel rounds / blooms, alloy steel plates: sa 387 gr 12 cl 2, gr 22, gr 91 4 mm to 120 mm thick., alloy steel rounds: sa 182 f12, f22, sa193 b7, b16, astma600t4 dia 6 mm 200 mm, carbon steel plates boiler quality ( sa299 gr a ) 65 mm to 190 mm thick, carbon steel plates boiler quality ( sa515 gr 70 ) 5 mm, 6 mm, 63 mm to mm thick, carbon steel rounds / blooms, structural quality plates bsen 10025 3 / s420n, a36 75 mm to 155 mm thick, structural quality plates carbon steel is 2062 e250 gr a, b / is 513 osk, and dsk / is 1079 0.9 mm to 63 mm thick corsn resi. steel sheets and plates , , astm a 588 gr a, corten a, jis 3125 2.5 mm to 5.0 mm thick angle, channel, beams heavy section ( a 130 200 mm, b 400 600 mm and c 300 ? 400 mm ) , angle, channel, beams light section ( a 40 65 mm, b 125 200 mm and c 75 ? 100 mm ) , angle, channel, beams medium section 75 100 mm, b 250 350 mm and c 200 ? mm ) , parallel flange beam / u beam / h beam 150 mm to 700 mm, carbon steel boiler quality rounds: sa 105 20 mm to 200 mm dia, . carbon steel rounds: is 2062, is 1875 4 8 mm to 100 mm dia. stainless steel sheets and plates: sa 240 tp 300, 400 series 0.6 mm to 50 mm thick, stainless steel rounds: sa 479 tp 300, 400 series, sa 182f316 6mm to 100 mm dia., tmt bars dia 8 mm to 40 mm weld stud / ferrules, ifm gas ignitor, 0.25 kw heat capacity, length of ignitor 900 to 1265mm, 110 v / 240 v, ac, regulating duty electrical actuator ( for dampers ) , transmitter ( pressure / flow / temp ) actuator: pneumatic ( open / close type ) , regulating duty pneumatic actuator ( for dampers ) proximity switch , bdt / tubular level gauges, electrical accessories for valves, fractional hp motor for soot blowers, panels: plc based control system, cast aluminium junction box ( non flame proof ) , compensating / extension cable, cable dressing materials, mpgfc cpu, brass cable gland and cable gland adapter, gi perforated / ladder type cable tray cable tags, cable lugs, pvc insulated copper control cable frls ) , pvc insulated multipair instrumentation cable ( frls ) , frp junction box, flame scanner head assy ( safe flame ) , flame scanner cable, thermoplastic / elastomeric / equiv alent, material insulated double shielded copper, instrumentation cable ) , flame scanner assy ( industrial boilers ) , flame scanner head assy test kit flame scanner head electronics, mpgfc i / o modules / mp based gr. feder control, mpgfc kbd and ps / mp based gfc key, board and power supply, bhelfeed20s modules, electrical panels: ac / dc distibution, ptfe insulated and outer sheathed, extension cables, mpgfc rack, pcb and accessories, vfd controller, wired modular panel local control, panel, weighing module, wired modular panel remote , control panel, airfilter regulator, sheet steel junction boxes, starter / cntrl boxes: dc and ac local starter / mill fire, flame proof boxes ( cast aluminium ) galvanized sheet junction box, electrical actuator, motor control centre / power control centre stainless steel junction boxes, ash level switch, , acoustic pyrometer, modular type cabinet, bottom ash load cell bhelvision: electrical accessories, cctv system for furnace flame, viewing, gravimetric feeder control modules electronic modules for flame scanner system, electronic modules for acoustic, steam leak detection ( asld ) system electronic modules for electronic, water level indicator ( ewli ) , pressure switch for electromatic releif valve, electronic water level indicators fluegas analyzers ( dilution probe ) flue gas analyzers, smoke density: opacity / particulate measurements fluegas analyzers: oxygen measurement at boiler eco. inlet fluegas analyzers: sox / nox hot extraction type flow nozzles furnace flame viewing camera system and thermographic analysis system dp gauges pressure gauges temperature gauges signal isolator ( i / p converter ) local instrument enclosure passenger and goods elevator local instrument rack mass flow meter metal temperature measurement thermocouple process thermocouples and rtds with thermowell orifice plate assy purge meter ptfe insulated multipair instrumentation cable erv controller and control station steam and water analysers online carbon in ash analyser system vibration monitoring system for motor / fan bearing xlpe insulated lt power cable ( copper and aluminium ) coal motion monitor sensor cable assembly digital tachometer feeder belt motors: weather proof / flame proof panels for feeder integral cabinet fibre optic cable and lens barrel assy. calibration kit for solid state feeders copper / ss tube for instrumentation application decibel scanner unit with pc and software for asld system micro switch for gravimetric feeder pressure and dp swithces pressure gauges critical application pressure switches position transmitter for quick closing non return valves electrical control panel for soot blowers limit switches push button station, boxes etc for soot blowers solenoid for electromatic relief valves solenoid for hp bypass valves sonic tube assy and sensor housing drum saddle slide bearing plate: ptfe slide bearing on one side and the mirror polished ss sheet on the other side. load bearing capacity upto 200 kg / mm2 soot blower pressure reducing valve fuel oil control and trip valves control valve: high pressure steam application gun metal valve hp fill and purge filter assembly intrascope nitrogen blanket system high pressure startup control valve direct water level gauge refractory for cfbc boiler ceramic wool castable / crushed refractory insulation: calcium silicate slab / block / pipe electro forged floor grills long span fire bricks wool mattress / rtd / pipe section pourable insulation sealing compound ss wiremesh rope woven wire cloth stainless steel steel glazed windows cd. plated / galvanised fasteners pre painted galvanised sheets for boiler roof hea ignitor assy ( oil / gas ) solenoid valves ball valves ( fire safe design ) trip valves strainers: simplex goggle valve high pressure hoses ( dynamic pressure of 200 bar, static pressure of 290 bar, proof test pressure of 552 bar max, bursting pressure of 1103 bar max ) isolation valves / knife edge gate valves light duty limit switches gear pump with motor ( drain oil ) self actuating valves sump pump motor assembly speed regulator steam trap y type strainers neoprene hoses mill seal air filter assembly oil accumalator ( fuel oil ) actuator: elec. open / close ( damper / gates ) scanner air fan ( with dc motor / ac motor ) scanner air filter elements dynamic shaft seals ss flexible hoses graphite alloy damper bearing and bushings 400 deg c operation butterfly valves ( wafer design ) drag link chain feeder gaskets for coupling rockwell / sleeve couplings variable orifice victaulic / pipe couplings heat resistent glass ( pyrex glass dia 109mm, 5 mm thick, violet / light colour to withstand 500 deg c ) metallic expansion bellows non metallic expansion joints slide bearing plates teflon slide bearing plate gravimetric feeder assembly solenoid valve ( boi ) boiler circulating water pumps gravimetric feeder components frp cable trays instrument fittings: brass / ss double compression fittings, cs / as welded fittings, gi threaded fittings teflon hose ( ss braided, flexible ) furnace maintenance platform handling equipment: electrically operated trolly with hoists handling equipment: manually operated mobile platform quick errect scaffolding ( aluminium ) quick erect scaffolding system steel actuator for full bore valve pneumatic actuators for quick closing non return valves airset ( mech ) / air filter / regulator anti seize : spray lubricant head pulley bush bearings coal valves clad roller brg. assy strainers: duplex feeder components assembly fittings like male stud olive coupling / elbow / tee, bleeded plug, bulk head union feeder light fittings gaskets gasket eliminator / sealant fuel oil ( triple screw pump ) springs link chains o rings oil seals plug valves metallic seated high pressure rubber hoses sintered flange bronze bushes slip on pipe coupling ss spiral wound gasket tadpole tape fully built electric bus supply of power assisted safety valves special bearing for oil field equipment isolating ball valves pneumatic actuated full valves boiler water recirculating pump chains for soot blowers sdm: fully machined ofe castings machined components for valves zinc and xylan coated fasteners for oil field equipment plc panels for soot blower corrugated al sheet air / oil cylinder for quick closing nrv sdm:kgv:elastomers elastomers for oil field equipment sdm: 12 point cap screw flow bean for oil field equpment feed back transmiter high pressure filter circlips for feeders glass globe / light fitting for feeder fabricator metal component gear box and clean out conveyor drive gear box with motor for soot blowers gear box for valves special glass for water level gauge accumulatars accessories hp bypass system high tensile fasteners limit switch boxes premium threaded ( fox, acme, vamtop, etc., ) body hanger and adaptors non asbestos packings non metallic end covers drive belts pulleys for temperature probe o rings and oil seals aluminium sheet: plain / corrugated air cylinder open / close, retractor assembly special packing set for full bore valves limit switches for quick closing nrv ring joint gasket ( api ) ultrasonic digital thickness gauges with accessories sintered bronze bush soft iron gaskets and sealing rings silencers for safety valves swagelock fittings coil springs for safety valves coil springs for safety valves with ibr tc special tools for oil field equipments anhydrous ammonia hose agitator for waste ammonia dilution system ammonia injection skid butterfly valves for dilution air and ammonia injection system dilution air fan & motor assembly including filter de dusting system dosing tank & pumping system dilution air heater ( electrical ) expansion bellows emergency eye wash & safety shower frp grating hydraulic jack for scr cart ammonia injection control valve ammonia knife edge gate valve anhydrous ammonia pump skid dilution air heater ( steam ) & accessories spray nozzle for spraying sealing rings, retainer rings, drive screws safety selector for tank relief valve spray water self regulating valve fibre glass tadpole tape ammonia trip valves ( ball type, manual, pneumatic & electrical ) anhydrous ammonia truck unloading skid wind indicator water level gauge rings and washers excess flow valves & check valves tunguston carbide balls, bearings, etc for ofe ( oil field equipment ) spiral wound gaskets oil supply unit for hp bypass system teflon o rings, packing rings etc. accumulator manifold keys, pins, washers etc. valve diaphragm actuator valves elec actuators hydraulic actuators & accessories hydraulic power unit proportional valve valves special ( iq ) actuators throttle device for hydraulic power unit washers and circlips coated abbrasives adaptors api gauges te abrasives polytap hss circular saw bi metal band saw blades te boring, facing head bta tools carbide burrs carbide tipped circular saw disc slitting wheels thread gauges grinding wheels shelf life grinding wheels hss cutting tools carbide cutting tools hacksaw blades high q carbide cutting tools measurnig instruments letter and number punchs special cutters spade drills stellite turning inserts spiral fluted tap symmetrical carbide drills threading taps threading tools tube expanders wrenches indexable carbide drills vdi holders zircon belts alloy steel flats carbon steel strips tubes: erw black is 1161 yst 240 and bsen 10305 alloy steel tubes: sa 213 t11 / t12 / t22 / t23 / t91 / t92 boiler quality carbon steel tubes: sa 210 gr c , sa210 gra1, sa192 boiler quality stainless steel tubes: sa 213 tp 347h tp316 / tp304h / s304h boiler quality alloy steel tubes t91, t92 fused saw flux for drum welding fused saw flux for tube to fin welding gtaw wire for t92 er80s b2 bulk pack gmaw wire gmawwire ernicrfe 7a gmaw wire er 70s a1 gmaw wire er 80s b2 gmaw wire er347 gmaw wire ernicr3 gmaw wire er90s b9 gmaw wire er70s 6 gmaw wire er80s g 1cr mo gmaw wire er90s g 2cr mo gmaw wire for t23. saw flux p91 saw flux for sa335p92 saw wire for sa335p92 weld:ss overlay flux f48p2 em12k submerged arc welding flux for structural application saw flux struct.weld gtaw rod t92 / p92 gtaw rod er309l er 70s a1 gtaw rod er 80s b2 gtaw rod er 90s b3 gtaw rod gtaw rod tig er347 gtaw rod tig ernicr gtaw rod er90b9 er80s d2 gtaw rod gtaw rod super 304h smaw electrode e7018 a1 smaw electrode e8018 b2 smaw electrode e9018 b3 smaw electrode e9015 b9 smaw elecd t92 / p92 smaw electrode e6013 smaw electrode e7018 smaw electrode e7018 1 e7018 smaw electrode flux cored wire e71t 1 flux cored wire e309t0 1 fcaw wire e309lmoto 1 flux cored wire e81t1 b2 flux cored wire e91t1 b3 bulkpack :e551t1 b2c smaw:hf electrode ecocra smaw electrode ecocr e smaw electrodes enicrfe3 smaw electrode smaw ss electrodes ( e308 16 ) smaw ss electrdes low carbon ( e308l 16 ) smaw electrodes e309 16 smaw electrodes e310 16 smaw electrodes e316 16 smaw electrodes e316l 16 smaw electrodes e347 16 hayness alloy 25 ( ha 25 ) filler rod hayness alloy 21 ( ha 21 ) filler rod ercocr a rod hard facing powder type cocr a hard facing powder type cocr e el 8 saw wire saw wire eb3 wg:wire:saw er430 saw wire eb2 saw wire ea4 saw wire em12ksaw wire eb 9 er 309 saw wire er 347 saw wire weldwire saw em12k...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

32611194 e tender for nctps – i se / mi circle – aoh ( 22 23 ) bm dn. unit i – removal of accumulated ash in pent house, rear arch enclosure, water washing of boiler ist pass, interpass & iind pass; erection, operation, dismantling of sky climbers, cleaning by scrapping the tubes in ist pass and arc filling in tubes at burner panels; rectification of eroded expansion joint in between wind box to waterwall, sadc during annual overhaul 2022 23...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

31595292 sale of scrap sale of scrap , scrap at stores , m.s. misc. scrap (boiler tube) 35,000 kg m.s./gilight sheet cutting scrap 3,695 kg , m.s. misc. scrap 50,000 kg , m.s. misc. scrap 50,000 kg , m.s. misc. scrap 50,000 kg , m.s. misc. scrap rubber land pipe 35,000 kg m.s. light sheet cutting scrap 10,000 kg , m.s. misc. scrap 60,000 kg , m.s. misc. scrap rubber land pipe 45,000 kg m.s. light sheet cutting scrap 12,000 kg , m.s. misc. scrap 50,000 kg , m.s. misc. scrap 50,000 kg cond. heating element basket 120 nos condemned energy meter scrap 1,660 kg , stainless steel scrap 8,209 kg auto scrap 257 kg cast iron scrap 20,170 kg aluminium scrap 375 kg aluminium alloy scrap 395 kg armoured aluminium cable cut bit scrap 3,285 kg armoured copper cable cut bit scrap 1,540 kg , teak wood scrap 157 kg, rubber scrap 28,420 kg, bearing scrap 3,994 kg, instrumentation scrap 2,839 kg, fibre scrap 1,170 kg, s.s scrap magnetic 2,130 kg, pvc scrap 170 kg, idler scrap with rubber 26,730 kg, nihard scrap 50 kg, manganese steel scrap 3,210 kg, tool & plants scrap 31 kg, brass scrap 49 kg, ss scrap attached with iron 3,930 kg, cupro nickel tube cut bit scrap 690 kg, waste paper scrap 2,100 kg , m.s empty barrel (200 / 210 litrs. cap. (sh) 85 nos, condemned pedestal fan various sizes 18 nos, condemned telephone 23 nos, condemned multimeter 2 nos, condemned typewriting machine 3 nos, wornout grinding mill roller scrap 3 nos, defective sv/mv lamp choke (copper ) various sizes 186 nos, defective tube light choke (copper) various sizes 8 nos, condemned ups of various sizes 1 no, condemned computer chair 24 nos, condemned lazer printer of sizes 3 nos, high density ethylene drum (hdpe) 200l 4 nos, condemned monitor of various sizes 5 nos, condemned computer with all accessories 2 set, condemned celling fanw/o regulator 295 nos, condemned megger 5 nos, condemned laptop 1 no, condemned colour television 21” 1 no, condemned pull lift 5 toncap. 2 nos, cond. 3 ph, 485 kw, 6.6kv ht motor 1 no, cond. lt motor 149/150kw 6 nos, cond. 245 kv potential transformer 2 nos, cond. 245kv mocb breaker with commencing box 1 set, cond. nylon cad conv. belt 21,910 kg, cond. tong tester 1 no , tata indigo a/c car (sh) diesel driven. reg.no.: tn 69 ae 2158 / 20.01.2012. engine no.: mat6071618wp34050. model: 2011 1 no , dirty oil 5,510 l, m.s. empty barrel 40/45gal. cap 29 nos, cond. old station battery 24 nos cond. station battery of various size 402 nos. , mica disc class 410 nos, flanged column 1 no, stopped du 001 25 nos, stem 2 nos, stem nut 2 nos, stem 20 nos, r.h. spray control valve 1 bw 990 70% 2 nos, 1 ½” a type valve plug bad 10870 2 nos, 1 ½” a type valve cage 1 no, gasket 1 no, wear button adw 11225 1 no, lc plug with stem 1 no, seat ring (ss 316 st) 2 nos, seat ring (ss 316) 2 nos, plug with stem 3 nos, upper cage 2 nos, lower cage 2 nos, plug bid:16426 2 nos, cage 1 no plug bad 15386 1 no, control valve piston rod. 4/6180/7/a2 1 no, pump unit 8.5l/min 1 no, water control valve pump unit 18 1 no, safety valve plug 4 nos, pump op 3015 3 nos, pump op 3003 2 nos, piston 0057/2/3 3 nos, piston 9016/1/2 3 nos, plug cv6 2 nos, seat cub, fcv 62 2 nos, plug cv25 2 nos, seat cv28 2 nos, plug cv195 1 nos, plug stem pin cage 2 nos, equal union (wind box) 12 nos, equal elbow (wind box) 24 nos,tee union (wind box) 12 nos, oil gun engaging 28 nos, oil gun indicator rod 9 nos, valve seal ring (type iii) 27 nos, u. rod 350 nos, spacer (59487 a) 3 nos, guide ring with bush for vst2 1 no, set of gasket 1 no, eddy plate 4 nos, drain lock assembly 200 series air filters 9 nos, c.a.f. gasket 2 nos, copper graphite bushings 40 nos, atomizing nozzle assembly ignitor gun for uniti 1 no, neoprene rubber “o” ring 18.5 x 18.5 mm 140 nos, spirajet model seperated gasket355 x 380 x 3.2mm 1 no, norgen oil for lubro control unit for aux drive assembly 1 no, skf lock platep.6. part no p.2.1186/1185 for guide bearing assembly 1 no, 1sqjm packing r.392 x 31 out stretched lengthp 10 27965for guide bearing assembly 1 no, 1 sqjm packing ring392 x 49.7 x 8 2 nos, skf lock washerw.026p 2 1376 for rotor up port bearing assembly 1 nos, oil immersion electric heating element for oil firing system 14 nos, heating element for hopper 12 nos, lubricant screw 4 nos, check valve 4 nos, lubricant screw part no 10 5 nos, check valve partno 9 4 nos, gasketpart no: 8 4 nos, lubricant size d spn 733 24 nos, gasket 1 no, o ring 4 nos, oil seal 40x63x12 16 nos, red glass 1 nos, stem assy. for cauge valve 8 nos, sealing ring (for fig 4420 remote indicator) 1 no, invalco orifice assy. 8 nos, invalco valve o ring 16 nos, body seal 5 nos, ss filter element 29 nos, scanner air gi hose nb150 1 no, atomize nozzle assy. 2 nos, air nozzle (spraying part) 42 nos, fluid nozzle (spraying part) 42 nos, igniter air fan hut flange 2 nos, neoprene rubber o ring 17.5 od*1.75 mm thick 145 nos, neoprene rubber o ring 18x2.3mm 198 nos, swivel ms pipe and flange 10 nos, gun engagement spring 45 nos, air cylinder 4x13 12 nos, teflon packing rings 8 nos, marker strip1 4 nos, marker strip2 4 nos, elec. angle connector1 3 nos, oil gun hose 1/2x600l 2 nos, ss flexible hose 4 nos, gasket 1 no, filter lubrication spare kit 1 no, control oil unit pipe 2 nos, dry bush 12 nos, lubricating oil regulator 1 no, lock nut 10 nos, valve plug 1 no, upperwiper 4 nos, wabco p52935 4 exh valve 1 no, blue light glass 3 nos, packing set du19 1 set, upper wiper du009 2 nos, screw 3x15 du036 10 nos, gasket du.27 1 no, lubrication for audco valve size a 6 nos, lubrication for audco valve sized 1 no, lubrication for audco valve size c 1 no, lubrication for audco valve size b 1 no, flat washer du.008 12 nos, rubber damp 7 nos, base bolt 8 nos, lubrication for audco size i 1 no, bearing housing end cover 1 no, plate du.11 12 nos, stem nut 1/2 1 no, liner bolt 4 nos, valve stem 10 nos, lockwasher du14 1 no, lockwasher du 15 1 no, valvestem 3 nos, stem 1 no, seal ring 4 nos, hannitin air control valve 2 nos, lock nut 4 nos, flexible hose 1 6 nos, igv assembly rectangular ring 9 nos, fd fan oil cooler tube 154 nos, shaft mounted worm shaft reduction gear box 1 no, oil filler assembly 1 set, shaft (sh) 6 nos, pipe 0203 324 1 55 4 nos, cap filter unit iiii (sh) 2 nos, labyrinth seal assembly asbestos 1 no, self lubricating bushing 2 nos, out board housing strip sh 25 x 100 x 610 21 nos, axial seal leaf (ce) 23 nos, axial seal leaf (he) 22 nos, seal support (he) 120 nos, t bar tabs (sh) 96 nos, t bar tabs (sh) 48 nos, pin 38 mm x 202 mm 118 nos, adjustor rod for hot end sector plate 3 nos, out board adjust rod 5 nos, support rod 12 nos, sleeve nut 16 nos, stub shaft 1 no, pump bracket push 9 nos, self of lubricating bushing(for worm gear reducer du 007) 1 no, j7 a – self of lubricating bushing 1 no, expansion joint bellow 1 no, ratchek assembly consisting of 1 no 3 nos, hylomer (or) epple 6 nos , contorque drive unit for power c.r.d for stacker & reclaimer machine 2 nos, contorque drive unit for control c.r.d for stacker & reclaimer machine 2 set, drive pulley for con 27a/b 1 no, hold gear box w/o back bh63 ratio 28.72:1 1 no, tipper pulley (sh) for con 37 1 no, tail pulley for conveyor 30 1 no, sh gearbox model bh 100 for con 37 1 no, tail pulley for con 31 1 no, roller chain 90 pitches 1.25 pitch duplex length with one step 14 set, driving boss std/e/05 2 nos, oil seal with casing sleeve std/e/05 5 nos, plug o ring for model std/e/05 2 nos, base plugstd/e/05 2 nos, is ring 1 no, drive plate std/e/06 4 nos, oil seal with casing sleeve std/e/06 4 nos, double deduction helical gear box w/o hold back type nhd 400ratio: 22.5:1 1 no, shaft plate, bolt, lock washer std/e/06 2 nos, shaft sleeve std/e/06 2 nos, filling plug std/e/06 4 nos, impeller sleeve & is ring std/e/06 2 nos, impeller sleeve & is ring 6 nos, gearbox with hold back type nhd 315 ratio:28:1 double deduction gear box 1 no, hold back device for doublededuction gear box nhd400 ratio: 22.5:1 1 no, gear box with gear coupling (sh) con 37 1 no, allen renk helical gear box bh 63 ratio : 28.72:1 1 no , boiler feed pump with internals sh 1 no, 200 khi boiler feed pump both ends bearing defective 1 no, hp cover for boiler feed pump 200 khi sh 1 no, diffuser (sh) 2 nos, sealing ring of diffuser 78 nos, sealing ring of diffuser 145x120 5 nos, impeller 1st stage for 200khi type boiler feed pump 2 nos, impeller 1st stage to last stage sh 6 piece 1 set, impeller 1st stage for 200khi boiler feed pump (sh) 2 nos, impeller 2nd stage for 200khi bfp 1 no, impeller 3rd stage for 200 khi bfp 1 no, impeller 3rd stage for 200 khi bfp (sh) 1 no, impeller 4th stage for 200 khi bfp 4 nos, impeller 4th stage for 200 khi bfp (sh) 2 nos, impeller 5th stage for 200 khi bfp 1 no, impeller 5th stage for 200 khi bfp (sh) 2 nos, impeller last stage 2 nos, impeller 6th stage for 200 khi bfp (sh) 1 no, stage body 1 set, boiler feed pump inside stator 2 nos, boiler feed pump spare nut m100 x 2 left no. 5f: 5328 21 nos, balancing disc for bfp 200khi 6 nos, supporting ring dia.102 5 nos, mitchell bearing 1 no, thrust bearing disc 8 nos, tapper bush 4 nos, seat ring with teflon insert for control valve. mat: carbon steel 3 nos, packing box (sh) 1 no, plug & stem sub assy. 1 no, liner for rc valve 2 nos, spacer tube 2 nos, gland plate sh 1 no, flange for lub. oil cooler 4 nos, bfp khi pump 1 no, pump shaft 9 nos, shaft sleeve (drive end/non drive end) astma 351 4 nos, h2 cooler booster pump 2 nos, centrifugal pump max flow make with motor 1 set, housing no.2 1 no, 1st stage liner 2 nos, sealing ring nozzle segment for ipc 1 no, yoke for radial thrust bearing 2 nos, tube system of gland steam cooler 1 no, actuator assembly 1 set, carbon steel 200 nb gate valve with actuator 1 no, hp heater extraction valve 250nb es2 1 no, feed water valve 300nb 1 no, mc 37 globe valve 1 no, dearator control valve 200 nb 1 no, globe valve total 5 nos.(various size) 5 nos, hpt control valve no.2sh 2 nos, hpt control valve no.2 complete assembly 1 no, hanger tag whrh16 4 nos, hot reheat pipe line 558.8 x 22.2mm 7.58 m, flow orifice 2 nos, racket 01 34 nos, axial co. pelata bearing pedestal 34 nos, lock washer msta 8.2 st 88 nos, support spring housing 666 to 2000kg 1 no, ff welded neck m.s flange complete 600mm 2 set, axial co pelata bearing pedestal 2 nos, support foot 4 nos, m.s adopter nut dia.18 20 nos, foundation block id 12mm 2 nos, tapper washer (ms) m12 20 nos, m.s nut m27 56 nos, fork assembly 2 nos, syphon 3 nos, m.s. 3 bolt clamp with type nb40 143 nos, g.i clamp 250nb 22 nos, copper washer m35 128 nos, d.s spacer ring m22 18 nos, s.s snubber 1 no, n.s cama plug m 30 125 nos, m.s 3 bolt clamp nb15 284 nos, o ring 20 nos, flexible conduit (each 10mts) 30 m, orifice inner 2 nos, orifice outer 2 nos, copper tube 10mm 1.84 m, c.slock nut for turn buckle m24 53 nos, m.s. bolt w/o nut m40x80 16 nos, cs lock nut for turn buckle m30 72 nos, c.s lock nut for turn buckle m56 5 nos, m.s bolt w/o nut m55x170 2 nos, m.s bolt m57x150 4 nos, m.s jack bolt m36x90 20 nos, foundation bolt & nut 12 nos, piston ring 70mm 10 set, valve plate 500mm 20 nos, piston ring 50mm 10 set, breather diaphragm 20 nos, nrv spring 30 nos, safety valve washer 20 nos, safety valve spring 20 nos, pressure switch diaphragm 20 nos, cooler unit (bfp motor) 1 no, elastic mold plug connector for bfp motor 1 set, vent condenser shell 2 nos, spring housing 0 100mm 1 no, spring housing with turn buckle 0 100mm 1 no, spring housing with turn buckle 0 100mm, 12 52kg 1 no, support spring housing 41 124.3kg 2 nos, bushing 600 tbc 3 nos, elbow conn 655 blr 3 nos, centring bolt l223 1 no, small valve d15 n20x4. 01180330003029 4 nos, mobery magnetic level switch w/o chamber 1 no, gate valve 250 nb 600 class without actuator 1 nos, boiler feed pump shaft 64mm dia. 3 nos, vent condenser shell dummy flange 2 nos , 1.1 kw, 3ph lt induction motor 4 nos, valve motor 0.12 7 nos, 0.48kw, valve actor motor 2 nos, tested electric motor 120w 1 no, 3 ph ac motor (s.h) 1.3 kw & 415v, 2760rpm 1 no, l.t motor (s.h) 1.5kw, 2 hp & 700 rpm 2 nos, 3 phase induction motor (s.h) 9.3kw 1 no, 3 ph ac motor (s.h) 9.5kw 1 no, 3 ph /15hp/11kw dm plant motor 1 no, 132kw lt motor 2 nos, speed control screw part no.28 1 no, spring guide bar part no.32 4 nos, split lantern ring 4 set, gland follower 8 nos, wear plate 2 nos, wear ring 4 nos, split spacer alloy steel 3 set, oil gauge for ash slurry pump 4 nos, actuator assy. for 350nm motor operated knife gate valve (sh) 1 no, bearing retaining ring 3 nos, spring retaining ring 3 nos, rotary air lock with gear motor for pdfac system (s.h) 8 sets, 150mm bb type slip on coupling sets 75 sets, silo fluidizing air blower s.h 3 nos, bearing bed 1 no, , separator bottom liner 126 nos, journal heads assembly for xrp 763 8 nos, journal mill door sh 18 nos, coal valve w/o gate (sh) 1 no, rc feeder end cover non drive end 3 nos, mill discharge valve body w/o door (sh) 4 nos, mill discharge valve body door (sh) 6 nos, rc end cap for trunnion shaft 23 nos, cs inlet elbow style i short (sh) coller hand damaged 4 nos, separator top assy. 2 nos, trunnion shaft for journal assy. 6 nos, mill bottom cover assembly 6 nos, bowl r/c 3 nos, hot air gate (sh) 6 sets, separator body (sh) 1 no, separator body top cover (sh) 1 no, intermediate liner (leading) 45 nos, intermediate liner (middle) 60 nos, intermediate liner (trailing) 58 nos, deflector liner (middle) 10 nos, deflector liner top iii 9 nos, deflector liner (side leading) 3 nos, deflector liner (trailing) 4 nos, vane liner 182 nos, ss316 u change with ss plate 2 nos. nuts and 2 washers 49 nos, teflon bush 14 nos, cold air damper (sh) 6 nos...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

31531939 supply of expansion joint for wind box connecting with burner compartment assembly and water wall panel supply of expansion joint for wind box connecting with burner compartment assembly and water wall panel , expansion joint , expansion joint for wind box connecting with burner compartment assembly , expansion joint for wind box connecting with water wall panel...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

30047242 ttps ? mech.ii ? bm ? unit ii overhauling of wind box and sadc in boiler during the year 2021 2022ttps ? mech.ii ? bm ? unit ii overhauling of wind box and sadc in boiler during the year 2021 2022 note: prospective bidders may get the specification free of cost by down loading from tangedco website ttps ? mech.ii ? bm ? unit ii overhauling of wind box and sadc in boiler during the year 2021 2022 note: prospective bidders may get the specification free of cost by down loading from tangedco website...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

29710104 mtps i bm unit iv boiler pressure parts aoh 2021 22 over hauling of secondary air dampers, scanner air fans and its dampermtps i bm unit iv boiler pressure parts aoh 2021 22 over hauling of secondary air dampers, scanner air fans and its damper, flap gate reconditioning of damaged wind box compartment, dampers, guide plates, insulation etc....

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

29700600 mtps i bm unit iv boiler pressure parts aoh 2021 22 over hauling of secondary air dampers scanner air fans and its damper flap gate reconditioning of damaged wind box compartment dampers guide plates insulation etc mtps i bm unit iv boiler pressure parts aoh 2021 22 over hauling of secondary air dampers scanner air fans and its damper flap gate reconditioning of damaged wind box compartment dampers guide plates insulation etc...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

29191672 ttps ? mech.ii bm ? unit v overhauling of wind box, sadc & ac / dc scanner fans of unit v boiler during overhaul 2021 2022ttps ? mech.ii bm ? unit v overhauling of wind box, sadc & ac / dc scanner fans of unit v boiler during overhaul 2021 2022 note: prospective bidders may get the specification free of cost by down loading from tangedco website...

Chennai Petroleum Corporation Limited - Tamil Nadu

28816951 carryout maintenance jobs in reformer in plant 214 and piping replacement jobs in plant 211 during refinery iii m and i shutdown august 2021 carryout maintenance jobs in reformer in plant 214 and piping replacement jobs in plant 211 during refinery iii m and i shutdown august 2021 , carryout maintenance jobs in reformer in , carryout maintenance jobs in reformer in plant 214 and piping replacement jobs in plant 211 during refinery 3 m&i shutdown aug 2021. , supply, erection & dismantling of steel scaffolding the job includes supply, transportaiton of scaffolding materials is in contractors scope of supply , erection of scaffolding at site covering the areas specified including providing vertical posts of pipes at inter distance of 1.5m and horizontal numbers at a inter distance of 0.5 to 0.75 meter, providing rods at corners to give sufficient strength to the structure, placing thesteel planks / frp gratings on top for making sufficient area. dismantling scaffolding after completion of job.necessary quantity of scaffolding pipes at various lengths, rolling / fixed clamps, metal jolleyincluding all tools, tackles, consumables, labours and contractors supervision to be mobilised for completion of the jobs scope.note: i) for measurement in sqm : 2( length + width) x height area covered by the scaffolding is to be taken. ii) scaffolding measurement to be done by breaking the height into parts as per height slab mentioned below and adopting respective rates against mentioned height slabs.remarks: (i) mode of measurement for the above items shall be in meter square. measurement shall be taken as 2 times length + bredth multiplied by height. this shall be applicable for outside of the confined space. (ii) for scaffolding erected from any platform,height of the scaffolding shall be taken from the platform i.e platform shall be taken as zero meter level. (iii) in addition to above for any other locations the measurement of eic shall be final and binding to contractor. (iv) erection of scaffolding and removal / dismantling of the same scaffolding after completion of job shall be considered as completed job. no separate payment for removal of scaffolding shall be made. , supply, scaffolding erection & dismantling (external) , up to 6m height. , above 6 m up to 10 m height. , above 10 m up to 20 m height. , above 20 m up to 30 m height. , above 30 m up to 40 m height. , above 40m up to 50m height. , intermediate platform. , supply,scaffolding erection & dismantling (internal scaffolding) for reformer 214 , erection & dismatlingof scaffolding inside the reformer. , blinding and de blindingthe job includes collection & transportation of required quantity of materials like blinds, gaskets, fasteners, etc., from owners storage point, loosening & tightening of studs (cold / gas cutting if required), wedge opening, cleaning of flanges, insertions andremoval of blind & gaskets, providing new gaskets after removal of blinds, overhauling of fasteners using oil, replacing the defective studs / nuts to ensure zero leak of joints including hot bolting.the job also includes supplying of all types of tools & tackles, l ifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: (1) nominal diameter of the flanges shall be taken for all measurements. (2) in case of either one of the activity like blinding or de blinding arise, 50% of the applicable rate shall be paid for the single activity. (3)this rate will be applicable only for the pipeline replcement job / modification jobs only. for all other jobs bliding & deblinding is included inlumpsum. , blinding and deblinding for 150# & 300# ratings: , blinding & deblinding size upto1 1/2 inch dia. , blinding & deblinding size 2 inch dia. to 5 inch dia. , blinding & deblinding size 6 inch dia. to 10 inch dia. , blinding & deblinding size 12 inch dia. to 16 inch dia. , blinding & deblinding size 18 inch dia. to 24 inch dia. , blinding & deblinding size 36 inch dia to 48 inch dia. , removal / installation / refixing of flanged valvesthe job includes removal of flanged valves at all grades & elevations by de bolting / cold cutting / gas cutting and transportation of the valve to the maintenance valve shop or any other designated place inside the refinery premises for repair / disposal.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, dumping the generated scrap material to the designated area, all consumables and labour to complete the job in all respects. , valve rating 150# & 300# , removal of valves size 2 inch dia. to 3 inch dia. , removal of valves size 4 inch dia. to 6 inch dia. , installation of flanged valves (other than safety valves)the job includes transportation of valves, gaskets, fasteners, etc., from the owners storage point or valve maintenance shop, cleaning, checking, tightening the gland, greasing & freeing up etc., servicing of all the fasteners using oil, replacing with new fasteners wherever required, hydrotesting the valve if required, at the specified pressure at valve maintenance shop,installation of flanged valve at all heights & grades using proper gaskets & studs.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, dumping the generated scrap material to the designated area, all consumables and labour to complete the job in all respects. , valve rating 150# & 300# , installation of valves size 2 inch dia. to 3 inch dia. , installation of valves size 4 inch dia. to 6 inch dia. , removal & refixing of flanged safety valvesthe job includes removal of flanged safety valves at all grades & elevations by de bolting / cold cutting / gas cutting, providing a temporary blind flange at the inlet & outlet of safety valve, providing identification mark on the safety valve with a tag and transportation of the valve to the maintenance valve shop for servicing / testing.the job also includes transportation of safety valves from maintenance valve shop after servicing & testing, servicing of all the fasteners using oil, replacing with new fasteners wherever required, installation of the safety valve at all heights & grades using proper gaskets & studs.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of required materials like gaskets & fasteners from owners storage point, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions. , valve rating 150# &300# above 15 metres elevation from ground level , removal & re fixing of safety / relief vavles size above 6 inch dia. & upto 10 inch dia. , opening & boxing of manways / covers / panels /the job involves opening of furnace manways, covection panels, header box covers, header plugs, etc., by de bolting (cold / gas cutting if required), cleaning, and finally boxing up with proper gasket, packing, servicing of bolts & nuts, replacing defective bolts / nuts to ensure zero leak of joints including hot bolting.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, etc., machineries, all consumables and labour to complete the job in all respects, transportation of material from owners storage point to the work site & unused materials back to the storage point and dumping the generated scrap material to the designated area as per eic instructions. , opening and boxing up , opening and boxing up of manways. , opening and boxing up of convection panels. , opening and boxing up of header box covers. , burners , burner assembly /air register / burner manifold servicingthe job involves disconnection of all piping connected to the burners, dropping fuel gas manifold, pilot gas riser pipe and oil guns, dropping the entire assembly of the burner (with identification marks) with or without air register depending on the type of burner, covering the burner opening of the bottom plate / plenum plate / burner housing barrel using aluminium sheet, cleaning the burner assembly, servicing of primary & secondary air registers, disassembling the oil tip, atomiser, and cleaning & blowing the same with steam, replacement of damaged burner tips & oil gun if required, straightening of flapper wherever required.the job also involves replacement of studs / ceramic fibre lining in the wind box, replacement of regen tiles if required and checking the movement of the system and offering to maintenance / mfg. personnel, removing the aluminium sheet, boxing up the total burner assembly by providing proper gasket, re assembling the gas manifold with gas pipe, pilot gas pipe and oil guns, fixing back the same to original position of the burner and connecting all the (auxilliary connections) old hoses after proving or with new hoses, flange connections for proper alignment.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transp ortation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: (1) refractory repairs on the regen tiles & ceramic fiber lining inside burner housing barrel, if required will be done by cpcl. (2) the rate for sor is for dismantling, servicing & fixing back all the guns / tips. , carryout 214 f 01 steam reformer burner removal, complete servicingfixing back. , shell casing welding jobs , casing plate replacement / insert plate on shell casing / duct carbon steeljob involves cutting & removal of old casing plate / duct as marked by inspection, cutting the new plate to the required size, edge preparation, bending it to the desired curvature, providing stiffeners / supports, fitting the insert plate in position, welding on all four sides, dp testing if required.job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of materials from owners storage point / unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions. , casing plate replacement filletwelding carbon steel. , insert plate welding butt weld carbon steel. , patch plate welding carbon steel , patch plate welding carbon steel using e 6013 electrodesthe job includes collection & transportation of required materials from owners storage point, marking to the required size, cutting, bending to the desired curvature wherever required, edge preparation, fit up & fillet welding on all four sides using e 6013electrodes, flushing the finished weld surface by grinding and offering dpt at all grades & elevations.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: (1) the above rates are applicable for all external welding jobs and internal welding jobs in heat exchangers using e 6013 / e 7018 electrodes as applicable. , patch plate welding carbon steel upto 6 mm thickness using e 6013 electrodes. , patch plate welding carbon steel 8mmthickness using e 6013 electrodes. , patch plate welding carbon steel 10 mm thickness using e 6013 electrodes. , patch plate welding carbon steel 12 mm thickness using e 6013 electrodes. , cutting / fabrication work , plate rollingthe job includes spreading the required plate for marking,cutting,marking of plates, edge preparation, chipping, shifting of plate to rolling machine, rolling of plates including transportation and shifting of rolled plates to work site.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: (1) the contractor can have the rolling facility made available inside the refinery premises or shall get the job done through his sub contractor outside the refinery premises.in case oftransportation involved to shift the plates outside the refinery premises, the cost of transportation at actuals shall be paid additionally as per eic. (2) the finished rolled plate dimensions shall be taken for measurement purposes. (3) cutting of plates on sides after rolling is included in the above scope of work and there is no additional payment. however, rates for cutting shall be paid additionally, in case the required size of plates are cut from a bigger size plate provided by cpcl.note: (1) dp test shall be done by cpcl. , plate rolling cs/as upto 1500 mm dia. , plate rolling carbon steel / alloy steel 3mm to 5 mm thickness. , plate rolling carbon steel / alloy steel 6 to 10 mm thickness. , plate rolling cs/as above 1500 mm dia. , plate rolling carbon steel / alloy steel 3mm to 5 mm thickness. , plate rolling carbon steel / alloy steel 6 to 10 mm thickness. , plate rolling ss upto 1500 mm dia. , plate rolling stainless steel 3 mm to 5 mm thickness. , plate rolling stainless steel 6 mm to 10 mm thickness. , plate rolling ss more than 1500 mm dia. , plate rolling stainless steel 3 mm to 5 mm thickness. , plate rolling stainless steel 6 mm to 10 mm thickness. , gas cutting of plates carbon steel / alloy steelthe job includes gas cutting of carbon steel / alloy steel plates at all heights & grades including area preparation for hot work.the job also includes supplying of all types of tools & tackles, machineries, gas, all consumables and labour to complete the job in all respects and dumping the generated scrap material to designated area as per eic instructions. , gas cutting of plates carbon steel / alloy steel thickness upto 6 mm. , gas cutting of plates carbon steel / alloy steel thickness 8 mm. , gas cutting of plates carbon steel/alloy steel thickness 10 mm. , cutting of stainless steel plates by grindingthe job includes cutting of ss plates by grinding wheel at all heights & grades including area preparation for hot work.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects and dumping the generated scrap material to designated area as per eic instructions. , cutting of plate stainless steel thickness above 2 mm & upto 4 mm. , cutting of plate stainless steel thickness above 4 mm & upto 6 mm. , fillet welding , fillet welding carbon steel (using e 6013 electrode)the job includes flushing, preparing work area for executing hot work, grinding, fillet welding on plate surfaces using e 6013 electrodes at all grades & elevations.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , fillet welding carbon steel 5 to 6 mm thickness using e 6013 electrodes. , fillet welding carbon steel 8 mm thickness using e 6013 electrodes. , fillet welding stainless steelthe job includes flushing, preparing work area for executing hot work, grinding, fillet welding on plate surfaces using suitable stainless steel electrodes at all grades & elevations.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , fillet welding stainless steel upto 4mm thicknessusing electrodes of grades e 308, 308h, 308l, 347 inside columns & vessels. , fillet welding stainless steel upto 4mm mm thicknessusing electrodes of grades e 309, 309 mo, 316, 316l inside columns & vessels. , fabrication & erection of structurals:(for pipe supportjobs). as per eil std:7 44 0621 rev 2.the job includes fabrication and erection of carbon steel structurals in position such as platforms, ladders, stairs, brackets, pipe supports, pipe shoe, using the structural materials like angles, flats, channels, beams, rounds, plates etc. at all grades & elevations.the job also includes transportation of the required structural materials from owners storage point to worksite, cutting to the required size, bolting and / or welding of joints etc. as per drawings, specifications & instructions of eic and preparing the area for hot work.the job also includes supplying of all types of tools & tackles,lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: (1) for scaffolding work wherever required, rates shall be paid separately as per sor. , fabrication and erection of structurals , fabrication and erection of structurals. , dismantling & removal of structurals / gratingsthe job involves removal of existing above ground, overhead structurals including platforms, ladders, gi & steel gratings by unfastening / coldcutting / gas cutting / grinding, etc., from various locations at all grades & elevations without damaging any other portion of the existing unit, lowering down the same to ground level, transportation of the same to the designated area or scrap yard as per the instructions of engineer in charge including weighment of the material at the appropriate place within the refinery premises, if required.the job also includes supplying of all types of tools & tackles,lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects.note: (1) for scaffolding work wherever required, rates shall be paid separately as per sor. , dismantling & removal of structurals / gratings , dismantling & removal of structurals / gratings. , erection and welding of platform / ladder gratings:the job includes erection & welding of gratings in position under the support structure in columns, vessels, tanks, staircase, platforms, step ladders, etc., at all grades & elevations with necessary corrections at work site on the supplied grating to fit to the site requirements.the job also includes transportation of the required structural materials from owners storage point to worksite, cutting to the required size, bolting and / or welding of joints etc. as per drawings, specifications & instructions of eic and preparing the area for hot work.the job also includes supplying of all types of tools & tackles,lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions. , erection and welding of gratings , erection and welding of gratings upto 15 m elevation. , erection and welding of gratings above 15 m elevation. , carbon steel piping work above groundthe job includes transporation of all free issue materials from owners storage point to work site, handling at site, cutting, bevelling, fabrication, laying, welding & erection of carbon steel piping at all locations above ground level, overhead, over sleepers, piperacks, crossovers, pipe sleeves, trenches, stand posts, connecting with equipments & nozzles, providing tappings from the existing pipelines at all grades & elevations including under road culverts.the piping job includes all modification and replacement jobs involving pipes & all types of fittings like elbows / tees / reducers / half coupling / full coupling, etc.,all types of flanges like slip on / raised face, etc., all types of inline instruments like rotameter / pressure gauges / thermowells, etc., valves, expansion joints, steam traps, orifice assemblies, strainers, vents, drains, funnels, etc., of different schedules, pressure ratings and for various temperature applications.the piping job includes providing shoe supports, pads at support locations, reinforcement pads, etc., wherever required.the job includes flushing, preparing work area for executing hot work, bending to suit the contours wherever required, socket, fillet, butt welding using e 6010 / e 6013 / e 7018 electrodes / er 70s2 filler wire as required, post weld heat treatment (pwht stress relieving) after welding wherever required, dpt wherever required,hydraulic / pneumatic test as per codes, specification, drawings and draining of water & drying with compressor air after hydrotest.the job also includes supplying of all types of tools & tackles,lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to the designated area as per eic instructions.the rates for the following items shall be exclusive of blinding & deblinding, radiography, stress relieving, reinforcement pad welding, removal of old piping for replacement and erection & removal of scaffolding.the rates for the following items shall be inclusive of fabrication, laying, erection, welding, providing shoe supports, pads at support locations, flushing of the piping system, offering stagewise inspection, hydrotesting and draining / drying of the piping system.with cpcl supply of free power & contractors welding machine. , socket welding all elevations , carbon steel above ground piping socket / fillet welding joint with hydrotest. , carbon steel above ground piping socket / fillet welding joint without hydrotest. , butt welding above ground level using er 70s2 filler wire / e 7018 electrodes , carbon steel above ground piping butt welding joint upto 8.8 mm thickness with hydrotest (root er 70s2 / filling e 7018). , carbon steel above ground piping butt welding joint above 8.8 mm and upto 12.7 mm thickness with hydrotest (root er 70s2 / filling e 7018). , carbon steel under ground piping butt welding upto 8.8 mm piping thickness , carbon steel underground piping butt welding joint upto 8.8 mm piping thickness with two times hydro / pneumatic testing. , carbon steel underground piping butt welding joint upto 8.8 mm piping thickness with one hydro / pneumatic testing. , alloy steel piping work above groundthe job includes transporation of all free issue materials from owners storage point to work site, handling at site, cutting, bevelling, fabrication, laying, welding & erection of alloy steel piping above ground level at all locations, overhead, over sleepers, piperacks, crossovers, pipe sleeves, trenches, stand posts, connecting with equipments & nozzles, providing tappings from the existing pipelines at all grades & elevations including under road culverts.the piping job includes all modification and replacement jobs involving pipes & all types of fittings like elbows / tees / reducers / half coupling / full coupling, etc.,all types of flanges like slip on / raised face, etc., all types of inline instruments like rotameter / pressure gauges / thermowells, etc., valves, expansion joints, steam traps, orifice assemblies, strainers, vents, drains, funnels, etc., of different schedules, pressure ratings and for various temperature applications.the piping job includes providing shoe supports, pads at support locations, reinforcement pads, etc., wherever required.the job includes flushing, preparing work area for executing hot work, bending to suit the contours wherever required, socket, fillet, butt welding using tig welding process for root run followed by manual arc welding process for the filling passes with relevant filler wires / electrodes as required with necessary pre heating prior to welding, dpt wherever required, post weld heat treatment (pwht stress relieving) after welding, hydraulic / pneumatic test as per codes, specification, drawings and draining of water & drying with compressor air after hydrotest.the job also includes supplying of all types of tools & tackles,lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.the rates for the following items shall be exclusive of blinding & deblinding, reinforcement pad welding,radiography , removal of old piping for replacement and erection & removal of scaffolding. the rates for the following items shall be inclusive of fabrication, laying, erection, preheating, welding,100% stress relieving of joints,providing shoe supports, pads at support locations, flushing of the piping system, offering stagewise inspection, hydrotesting and draining / drying of the piping system.with cpcl supply of free power & contractors welding machine. , socket welding all elevations alloy steel , alloy steel above ground piping socket / fillet welding joint usingalloy welding filler wire / electrode upto p5 grades with hydrotest. , butt welding upto 5 metres from ground level alloy steel , alloy steel above ground piping butt welding joint using alloy welding filler wire / electrode upto p5 grades upto 8.8 mm piping thickness with hydrotest. , alloy steel above ground piping butt welding joint using alloy welding filler wire / electrode upto p5 grades above 8.8 mm and upto 12.7 mm piping thickness with hydrotest. , concrete breaking / road cutting /earth work excavation & back filling for laying or removal of underground piping / dewatering , earth work excavation & back fillingthe job involves earth work excavation below ground level upto 2 metres depth & to a required width for laying underground piping in all types of soils including removal of vegetation, if required, dressing of sides, levelling, grading, ramming of bottom, back filling on completion of laying of pipes with available excavated soil, watering, rolling, ramming of by manual methods / mechanical compactors, dressing, trimming, etc.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , earth work excavation & back filling upto 2 metres depth. , concrete dismantling (plain and reinforced)demolishing plain cement concrete in foundation and super structure including disposal of unserviceable material upto 3km lead as directedand serviceable materials to stores including scaffolding, all labour, tools supervision, safety permits, safety precaution etc. complete.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , dismantling plain cement concrete (pcc).the job involves dismantling of reinforced cement concrete pavements includingcuttingofreinforcement bars, returning of scrapsteelsto designated area, breaking the rcc work into piecesand disposal of unserviceable material upto 3.0km lead as directed , etc. as per the direction of the engineer in charge. , dismantling reinforced cement concrete (rcc). , wrapping and coating of vessels/ underground piping etc , carryout wrapping and coating of under ground cbd pipeline as per eilspec: 6 65 0032 , supply and application of wrapping and coating on 50 mm nb pipe. , supply and application of wrapping and coating on 80 mm nb pipe. , supply and application of wrapping and coating on 100 mm nb pipe. , stress relieving for carbon steel welding jobthe job involves post weld heat treatment (pwht) / stress relieving of carbon steel / alloy steel metal surfaces, weld seams or haz, etc., shop fabricated or site fabricated or existing piping / static equipment at all grades & elevation.the job also includes cleaning the adjoining surfaces, welding of required thermocouples, insulating the portion using super fine glass wool / asbestos tape, heating the metal surface using a induction heating equipment as per the requirement, ensuring uniform temperature attainment at all points, recording the temperatures by means of thermocouples / pyrometer / automatic temperature recorders suitably calibrated, removal of insulation, providing assitance for hardness testing, submitting recorded charts for approval, removal & dressing of thermocouple leads, etc., as per the instructions of eic.the job also includes supplying of all types of tools & tackles, machineries, all consumables, labour & supervision to complete the job in all respects including transportation of all the required materials to the work site. , stress relieving pipe weld joints. , close proximity radiographythe contractor shall carryout close proximity radiography jobs at the location as instructed by the eicin plants 1 & 2 during refienry 1 m &i shutdown 2019. , radiography se 75 cpr with equivalent shielding and accessories. (unitea = 24 hours per day). , upto 2inch dia. elliptical shot. (unit ea = per exposure). , 4inch film width. (unit ea = per inch length of film). , man power supply for inspection assistance & miscellaneous jobs , provide semi skilled man power assistance for 12 hrs shift basis shutting down / start up assistance & miscellaneous jobsas per eic instruction....

Ministry Of Coal - Tamil Nadu

28808357 bids are invited for fabric and bolster for non metallic expansion joint in hot sa duct to combustor , fabric and bolster for non metallic expansion joint in hot pa duct to wind box , fabric for non metallic expansion joint in hot sa duct distributor , fabricfor non metallic expansion joint in hot sa duct to start upburner total quantity : 21...

Chennai Petroleum Corporation Limited - Tamil Nadu

28794254 carryout maintenance jobs in reformer in plant 214 and piping replacement jobs in plant 211 during refinery iii m and i shutdown august 2021 carryout maintenance jobs in reformer in plant 214 and piping replacement jobs in plant 211 during refinery iii m and i shutdown august 2021 , carryout maintenance jobs in reformer in , carryout maintenance jobs in reformer in plant 214 and piping replacement jobs in plant 211 during refinery 3 m&i shutdown aug 2021. , supply, erection & dismantling of steel scaffolding the job includes supply, transportaiton of scaffolding materials is in contractors scope of supply , erection of scaffolding at site covering the areas specified including providing vertical posts of pipes at inter distance of 1.5m and horizontal numbers at a inter distance of 0.5 to 0.75 meter, providing rods at corners to give sufficient strength to the structure, placing thesteel planks / frp gratings on top for making sufficient area. dismantling scaffolding after completion of job.necessary quantity of scaffolding pipes at various lengths, rolling / fixed clamps, metal jolleyincluding all tools, tackles, consumables, labours and contractors supervision to be mobilised for completion of the jobs scope.note: i ) for measurement in sqm : 2 ( length + width ) x height area covered by the scaffolding is to be taken. ii ) scaffolding measurement to be done by breaking the height into parts as per height slab mentioned below and adopting respective rates against mentioned height slabs.remarks: ( i ) mode of measurement for the above items shall be in meter square. measurement shall be taken as 2 times length + bredth multiplied by height. this shall be applicable for outside of the confined space. ( ii ) for scaffolding erected from any platform, height of the scaffolding shall be taken from the platform i.e platform shall be taken as zero meter level. ( iii ) in addition to above for any other locations the measurement of eic shall be final and binding to contractor. ( iv ) erection of scaffolding and removal / dismantling of the same scaffolding after completion of job shall be considered as completed job. no separate payment for removal of scaffolding shall be made. , supply, scaffolding erection & dismantling ( external ) , up to 6m height. , above 6 m up to 10 m height. , above 10 m up to 20 m height. , above 20 m up to 30 m height. , above 30 m up to 40 m height. , above 40m up to 50m height. , intermediate platform. , supply, scaffolding erection & dismantling ( internal scaffolding ) for reformer 214 , erection & dismatlingof scaffolding inside the reformer. , blinding and de blindingthe job includes collection & transportation of required quantity of materials like blinds, gaskets, fasteners, etc., from owners storage point, loosening & tightening of studs ( cold / gas cutting if required ) , wedge opening, cleaning of flanges, insertions andremoval of blind & gaskets, providing new gaskets after removal of blinds, overhauling of fasteners using oil, replacing the defective studs / nuts to ensure zero leak of joints including hot bolting.the job also includes supplying of all types of tools & tackles, l ifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: ( 1 ) nominal diameter of the flanges shall be taken for all measurements. ( 2 ) in case of either one of the activity like blinding or de blinding arise, 50% of the applicable rate shall be paid for the single activity. ( 3 ) this rate will be applicable only for the pipeline replcement job / modification jobs only. for all other jobs bliding & deblinding is included inlumpsum. , blinding and deblinding for 150# & 300# ratings: , blinding & deblinding size upto1 1 / 2 inch dia. , blinding & deblinding size 2 inch dia. to 5 inch dia. , blinding & deblinding size 6 inch dia. to 10 inch dia. , blinding & deblinding size 12 inch dia. to 16 inch dia. , blinding & deblinding size 18 inch dia. to 24 inch dia. , blinding & deblinding size 36 inch dia to 48 inch dia. , removal / installation / refixing of flanged valvesthe job includes removal of flanged valves at all grades & elevations by de bolting / cold cutting / gas cutting and transportation of the valve to the maintenance valve shop or any other designated place inside the refinery premises for repair / disposal.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, dumping the generated scrap material to the designated area, all consumables and labour to complete the job in all respects. , valve rating 150# & 300# , removal of valves size 2 inch dia. to 3 inch dia. , removal of valves size 4 inch dia. to 6 inch dia. , installation of flanged valves ( other than safety valves ) the job includes transportation of valves, gaskets, fasteners, etc., from the owners storage point or valve maintenance shop, cleaning, checking, tightening the gland, greasing & freeing up etc., servicing of all the fasteners using oil, replacing with new fasteners wherever required, hydrotesting the valve if required, at the specified pressure at valve maintenance shop, installation of flanged valve at all heights & grades using proper gaskets & studs.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, dumping the generated scrap material to the designated area, all consumables and labour to complete the job in all respects. , valve rating 150# & 300# , installation of valves size 2 inch dia. to 3 inch dia. , installation of valves size 4 inch dia. to 6 inch dia. , removal & refixing of flanged safety valvesthe job includes removal of flanged safety valves at all grades & elevations by de bolting / cold cutting / gas cutting, providing a temporary blind flange at the inlet & outlet of safety valve, providing identification mark on the safety valve with a tag and transportation of the valve to the maintenance valve shop for servicing / testing.the job also includes transportation of safety valves from maintenance valve shop after servicing & testing, servicing of all the fasteners using oil, replacing with new fasteners wherever required, installation of the safety valve at all heights & grades using proper gaskets & studs.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of required materials like gaskets & fasteners from owners storage point, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions. , valve rating 150# &300# above 15 metres elevation from ground level , removal & re fixing of safety / relief vavles size above 6 inch dia. & upto 10 inch dia. , opening & boxing of manways / covers / panels / the job involves opening of furnace manways, covection panels, header box covers, header plugs, etc., by de bolting ( cold / gas cutting if required ) , cleaning, and finally boxing up with proper gasket, packing, servicing of bolts & nuts, replacing defective bolts / nuts to ensure zero leak of joints including hot bolting.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, etc., machineries, all consumables and labour to complete the job in all respects, transportation of material from owners storage point to the work site & unused materials back to the storage point and dumping the generated scrap material to the designated area as per eic instructions. , opening and boxing up , opening and boxing up of manways. , opening and boxing up of convection panels. , opening and boxing up of header box covers. , burners , burner assembly / air register / burner manifold servicingthe job involves disconnection of all piping connected to the burners, dropping fuel gas manifold, pilot gas riser pipe and oil guns, dropping the entire assembly of the burner ( with identification marks ) with or without air register depending on the type of burner, covering the burner opening of the bottom plate / plenum plate / burner housing barrel using aluminium sheet, cleaning the burner assembly, servicing of primary & secondary air registers, disassembling the oil tip, atomiser, and cleaning & blowing the same with steam, replacement of damaged burner tips & oil gun if required, straightening of flapper wherever required.the job also involves replacement of studs / ceramic fibre lining in the wind box, replacement of regen tiles if required and checking the movement of the system and offering to maintenance / mfg. personnel, removing the aluminium sheet, boxing up the total burner assembly by providing proper gasket, re assembling the gas manifold with gas pipe, pilot gas pipe and oil guns, fixing back the same to original position of the burner and connecting all the ( auxilliary connections ) old hoses after proving or with new hoses, flange connections for proper alignment.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transp ortation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: ( 1 ) refractory repairs on the regen tiles & ceramic fiber lining inside burner housing barrel, if required will be done by cpcl. ( 2 ) the rate for sor is for dismantling, servicing & fixing back all the guns / tips. , carryout 214 f 01 steam reformer burner removal, complete servicingfixing back. , shell casing welding jobs , casing plate replacement / insert plate on shell casing / duct carbon steeljob involves cutting & removal of old casing plate / duct as marked by inspection, cutting the new plate to the required size, edge preparation, bending it to the desired curvature, providing stiffeners / supports, fitting the insert plate in position, welding on all four sides, dp testing if required.job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of materials from owners storage point / unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions. , casing plate replacement filletwelding carbon steel. , insert plate welding butt weld carbon steel. , patch plate welding carbon steel , patch plate welding carbon steel using e 6013 electrodesthe job includes collection & transportation of required materials from owners storage point, marking to the required size, cutting, bending to the desired curvature wherever required, edge preparation, fit up & fillet welding on all four sides using e 6013electrodes, flushing the finished weld surface by grinding and offering dpt at all grades & elevations.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: ( 1 ) the above rates are applicable for all external welding jobs and internal welding jobs in heat exchangers using e 6013 / e 7018 electrodes as applicable. , patch plate welding carbon steel upto 6 mm thickness using e 6013 electrodes. , patch plate welding carbon steel 8mmthickness using e 6013 electrodes. , patch plate welding carbon steel 10 mm thickness using e 6013 electrodes. , patch plate welding carbon steel 12 mm thickness using e 6013 electrodes. , cutting / fabrication work , plate rollingthe job includes spreading the required plate for marking, cutting, marking of plates, edge preparation, chipping, shifting of plate to rolling machine, rolling of plates including transportation and shifting of rolled plates to work site.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: ( 1 ) the contractor can have the rolling facility made available inside the refinery premises or shall get the job done through his sub contractor outside the refinery premises.in case oftransportation involved to shift the plates outside the refinery premises, the cost of transportation at actuals shall be paid additionally as per eic. ( 2 ) the finished rolled plate dimensions shall be taken for measurement purposes. ( 3 ) cutting of plates on sides after rolling is included in the above scope of work and there is no additional payment. however, rates for cutting shall be paid additionally, in case the required size of plates are cut from a bigger size plate provided by cpcl.note: ( 1 ) dp test shall be done by cpcl. , plate rolling cs / as upto 1500 mm dia. , plate rolling carbon steel / alloy steel 3mm to 5 mm thickness. , plate rolling carbon steel / alloy steel 6 to 10 mm thickness. , plate rolling cs / as above 1500 mm dia. , plate rolling carbon steel / alloy steel 3mm to 5 mm thickness. , plate rolling carbon steel / alloy steel 6 to 10 mm thickness. , plate rolling ss upto 1500 mm dia. , plate rolling stainless steel 3 mm to 5 mm thickness. , plate rolling stainless steel 6 mm to 10 mm thickness. , plate rolling ss more than 1500 mm dia. , plate rolling stainless steel 3 mm to 5 mm thickness. , plate rolling stainless steel 6 mm to 10 mm thickness. , gas cutting of plates carbon steel / alloy steelthe job includes gas cutting of carbon steel / alloy steel plates at all heights & grades including area preparation for hot work.the job also includes supplying of all types of tools & tackles, machineries, gas, all consumables and labour to complete the job in all respects and dumping the generated scrap material to designated area as per eic instructions. , gas cutting of plates carbon steel / alloy steel thickness upto 6 mm. , gas cutting of plates carbon steel / alloy steel thickness 8 mm. , gas cutting of plates carbon steel / alloy steel thickness 10 mm. , cutting of stainless steel plates by grindingthe job includes cutting of ss plates by grinding wheel at all heights & grades including area preparation for hot work.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects and dumping the generated scrap material to designated area as per eic instructions. , cutting of plate stainless steel thickness above 2 mm & upto 4 mm. , cutting of plate stainless steel thickness above 4 mm & upto 6 mm. , fillet welding , fillet welding carbon steel ( using e 6013 electrode ) the job includes flushing, preparing work area for executing hot work, grinding, fillet welding on plate surfaces using e 6013 electrodes at all grades & elevations.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , fillet welding carbon steel 5 to 6 mm thickness using e 6013 electrodes. , fillet welding carbon steel 8 mm thickness using e 6013 electrodes. , fillet welding stainless steelthe job includes flushing, preparing work area for executing hot work, grinding, fillet welding on plate surfaces using suitable stainless steel electrodes at all grades & elevations.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , fillet welding stainless steel upto 4mm thicknessusing electrodes of grades e 308, 308h, 308l, 347 inside columns & vessels. , fillet welding stainless steel upto 4mm mm thicknessusing electrodes of grades e 309, 309 mo, 316, 316l inside columns & vessels. , fabrication & erection of structurals: ( for pipe supportjobs ) . as per eil std:7 44 0621 rev 2.the job includes fabrication and erection of carbon steel structurals in position such as platforms, ladders, stairs, brackets, pipe supports, pipe shoe, using the structural materials like angles, flats, channels, beams, rounds, plates etc. at all grades & elevations.the job also includes transportation of the required structural materials from owners storage point to worksite, cutting to the required size, bolting and / or welding of joints etc. as per drawings, specifications & instructions of eic and preparing the area for hot work.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.note: ( 1 ) for scaffolding work wherever required, rates shall be paid separately as per sor. , fabrication and erection of structurals , fabrication and erection of structurals. , dismantling & removal of structurals / gratingsthe job involves removal of existing above ground, overhead structurals including platforms, ladders, gi & steel gratings by unfastening / coldcutting / gas cutting / grinding, etc., from various locations at all grades & elevations without damaging any other portion of the existing unit, lowering down the same to ground level, transportation of the same to the designated area or scrap yard as per the instructions of engineer in charge including weighment of the material at the appropriate place within the refinery premises, if required.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects.note: ( 1 ) for scaffolding work wherever required, rates shall be paid separately as per sor. , dismantling & removal of structurals / gratings , dismantling & removal of structurals / gratings. , erection and welding of platform / ladder gratings:the job includes erection & welding of gratings in position under the support structure in columns, vessels, tanks, staircase, platforms, step ladders, etc., at all grades & elevations with necessary corrections at work site on the supplied grating to fit to the site requirements.the job also includes transportation of the required structural materials from owners storage point to worksite, cutting to the required size, bolting and / or welding of joints etc. as per drawings, specifications & instructions of eic and preparing the area for hot work.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions. , erection and welding of gratings , erection and welding of gratings upto 15 m elevation. , erection and welding of gratings above 15 m elevation. , carbon steel piping work above groundthe job includes transporation of all free issue materials from owners storage point to work site, handling at site, cutting, bevelling, fabrication, laying, welding & erection of carbon steel piping at all locations above ground level, overhead, over sleepers, piperacks, crossovers, pipe sleeves, trenches, stand posts, connecting with equipments & nozzles, providing tappings from the existing pipelines at all grades & elevations including under road culverts.the piping job includes all modification and replacement jobs involving pipes & all types of fittings like elbows / tees / reducers / half coupling / full coupling, etc., all types of flanges like slip on / raised face, etc., all types of inline instruments like rotameter / pressure gauges / thermowells, etc., valves, expansion joints, steam traps, orifice assemblies, strainers, vents, drains, funnels, etc., of different schedules, pressure ratings and for various temperature applications.the piping job includes providing shoe supports, pads at support locations, reinforcement pads, etc., wherever required.the job includes flushing, preparing work area for executing hot work, bending to suit the contours wherever required, socket, fillet, butt welding using e 6010 / e 6013 / e 7018 electrodes / er 70s2 filler wire as required, post weld heat treatment ( pwht stress relieving ) after welding wherever required, dpt wherever required, hydraulic / pneumatic test as per codes, specification, drawings and draining of water & drying with compressor air after hydrotest.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to the designated area as per eic instructions.the rates for the following items shall be exclusive of blinding & deblinding, radiography, stress relieving, reinforcement pad welding, removal of old piping for replacement and erection & removal of scaffolding.the rates for the following items shall be inclusive of fabrication, laying, erection, welding, providing shoe supports, pads at support locations, flushing of the piping system, offering stagewise inspection, hydrotesting and draining / drying of the piping system.with cpcl supply of free power & contractors welding machine. , socket welding all elevations , carbon steel above ground piping socket / fillet welding joint with hydrotest. , carbon steel above ground piping socket / fillet welding joint without hydrotest. , butt welding above ground level using er 70s2 filler wire / e 7018 electrodes , carbon steel above ground piping butt welding joint upto 8.8 mm thickness with hydrotest ( root er 70s2 / filling e 7018 ) . , carbon steel above ground piping butt welding joint above 8.8 mm and upto 12.7 mm thickness with hydrotest ( root er 70s2 / filling e 7018 ) . , carbon steel under ground piping butt welding upto 8.8 mm piping thickness , carbon steel underground piping butt welding joint upto 8.8 mm piping thickness with two times hydro / pneumatic testing. , carbon steel underground piping butt welding joint upto 8.8 mm piping thickness with one hydro / pneumatic testing. , alloy steel piping work above groundthe job includes transporation of all free issue materials from owners storage point to work site, handling at site, cutting, bevelling, fabrication, laying, welding & erection of alloy steel piping above ground level at all locations, overhead, over sleepers, piperacks, crossovers, pipe sleeves, trenches, stand posts, connecting with equipments & nozzles, providing tappings from the existing pipelines at all grades & elevations including under road culverts.the piping job includes all modification and replacement jobs involving pipes & all types of fittings like elbows / tees / reducers / half coupling / full coupling, etc., all types of flanges like slip on / raised face, etc., all types of inline instruments like rotameter / pressure gauges / thermowells, etc., valves, expansion joints, steam traps, orifice assemblies, strainers, vents, drains, funnels, etc., of different schedules, pressure ratings and for various temperature applications.the piping job includes providing shoe supports, pads at support locations, reinforcement pads, etc., wherever required.the job includes flushing, preparing work area for executing hot work, bending to suit the contours wherever required, socket, fillet, butt welding using tig welding process for root run followed by manual arc welding process for the filling passes with relevant filler wires / electrodes as required with necessary pre heating prior to welding, dpt wherever required, post weld heat treatment ( pwht stress relieving ) after welding, hydraulic / pneumatic test as per codes, specification, drawings and draining of water & drying with compressor air after hydrotest.the job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owners storage point and dumping the generated scrap material to designated area as per eic instructions.the rates for the following items shall be exclusive of blinding & deblinding, reinforcement pad welding, radiography , removal of old piping for replacement and erection & removal of scaffolding. the rates for the following items shall be inclusive of fabrication, laying, erection, preheating, welding, 100% stress relieving of joints, providing shoe supports, pads at support locations, flushing of the piping system, offering stagewise inspection, hydrotesting and draining / drying of the piping system.with cpcl supply of free power & contractors welding machine. , socket welding all elevations alloy steel , alloy steel above ground piping socket / fillet welding joint usingalloy welding filler wire / electrode upto p5 grades with hydrotest. , butt welding upto 5 metres from ground level alloy steel , alloy steel above ground piping butt welding joint using alloy welding filler wire / electrode upto p5 grades upto 8.8 mm piping thickness with hydrotest. , alloy steel above ground piping butt welding joint using alloy welding filler wire / electrode upto p5 grades above 8.8 mm and upto 12.7 mm piping thickness with hydrotest. , concrete breaking / road cutting / earth work excavation & back filling for laying or removal of underground piping / dewatering , earth work excavation & back fillingthe job involves earth work excavation below ground level upto 2 metres depth & to a required width for laying underground piping in all types of soils including removal of vegetation, if required, dressing of sides, levelling, grading, ramming of bottom, back filling on completion of laying of pipes with available excavated soil, watering, rolling, ramming of by manual methods / mechanical compactors, dressing, trimming, etc.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , earth work excavation & back filling upto 2 metres depth. , concrete dismantling ( plain and reinforced ) demolishing plain cement concrete in foundation and super structure including disposal of unserviceable material upto 3km lead as directedand serviceable materials to stores including scaffolding, all labour, tools supervision, safety permits, safety precaution etc. complete.the job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per eic instructions. , dismantling plain cement concrete ( pcc ) .the job involves dismantling of reinforced cement concrete pavements includingcuttingofreinforcement bars, returning of scrapsteelsto designated area, breaking the rcc work into piecesand disposal of unserviceable material upto 3.0km lead as directed , etc. as per the direction of the engineer in charge. , dismantling reinforced cement concrete ( rcc ) . , wrapping and coating of vessels / underground piping etc , carryout wrapping and coating of under ground cbd pipeline as per eilspec: 6 65 0032 , supply and application of wrapping and coating on 50 mm nb pipe. , supply and application of wrapping and coating on 80 mm nb pipe. , supply and application of wrapping and coating on 100 mm nb pipe. , stress relieving for carbon steel welding jobthe job involves post weld heat treatment ( pwht ) / stress relieving of carbon steel / alloy steel metal surfaces, weld seams or haz, etc., shop fabricated or site fabricated or existing piping / static equipment at all grades & elevation.the job also includes cleaning the adjoining surfaces, welding of required thermocouples, insulating the portion using super fine glass wool / asbestos tape, heating the metal surface using a induction heating equipment as per the requirement, ensuring uniform temperature attainment at all points, recording the temperatures by means of thermocouples / pyrometer / automatic temperature recorders suitably calibrated, removal of insulation, providing assitance for hardness testing, submitting recorded charts for approval, removal & dressing of thermocouple leads, etc., as per the instructions of eic.the job also includes supplying of all types of tools & tackles, machineries, all consumables, labour & supervision to complete the job in all respects including transportation of all the required materials to the work site. , stress relieving pipe weld joints. , close proximity radiographythe contractor shall carryout close proximity radiography jobs at the location as instructed by the eicin plants 1 & 2 during refienry 1 m &i shutdown 2019. , radiography se 75 cpr with equivalent shielding and accessories. ( unitea = 24 hours per day ) . , upto 2inch dia. elliptical shot. ( unit ea = per exposure ) . , 4inch film width. ( unit ea = per inch length of film ) . , man power supply for inspection assistance & miscellaneous jobs , provide semi skilled man power assistance for 12 hrs shift basis shutting down / start up assistance & miscellaneous jobs as per eic instruction....

Tamil Nadu Transmission Corporation Limited - Tamil Nadu

28302345 nctps i se mi circle aoh 21 22 bm dn unit i and ii boilers rectification of eroded expansion joint nctps i se mi circle aoh 21 22 bm dn unit i and ii boilers rectification of eroded expansion joint in between wind box to waterwall sadc s panel enclosure rear arch enclosure...

Department Of Heavy Industry - Tamil Nadu

27741614 bids are invited forwb scanner hose 2 as per spec. tcc: 005/rev. 02 and drg. 3 45 999 00180/rev. 05 , wb scanner hose 3.25 as per spec. tcc: 004/rev. 02 and drg. 3 45 999 00181/rev. 04 , oil gun assy hose d12.7 x 613 mm l as per spec. tos 102/rev. 00 and drg. 3 41 000 00223/rev. 00 , wind box scanner hose 2 as per spec. scp13009 , flexible guide tube assy 95id jx tip as per spec. tfs1020 , sshose 25.4mm id x 1500mm l as per spec. tos105/rev. 00 , oil gun assy. hose 19 id as per spec. tos 103 with annx and drg. 3 41 000 00353/rev. 01 , flexseal tube assy 70 x 521mm as per spec, scp13108/rev.01 and drg. 3 41 125 00020/rev. 04 total quantity : 1704...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

27125793 mtps i bm unit iii boiler pressure parts aoh 2021 overhauling of secondary air dampers scanner air fans and its damper flap gate mtps i bm unit iii boiler pressure parts aoh 2021 overhauling of secondary air dampers scanner air fans and its damper flap gate reconditioning of damaged wind box compartment dampers guide plates insulation etc...

Ministry Of Coal - Tamil Nadu

26897759 bids are invited for fabric for non metallic expansion joint in hot sa duct distributor, fabric for non metallic expansion joint in hot sa duct to start up burner , fabric and bolster for non metallic expansion joint inhot sa duct to combustor , fabric and bolster for non metallicexpansion joint in hot pa duct to wind box total quantity : 21...

Bharat Heavy Electricals Limited - Tamil Nadu

26813650 items bhel / trichy invites applications for regn . from suppliers / manufacturers for supply of various items cast: aluminium astm a 217 c12a castings cast iron castings for windbox, feeder coal nozzles ( sg iron castings up to 850 kgs ) castings for oil field equipments: carbon, alloy and stainless steel qcnrv castings hemi spehrical dished ends ¿ grade 91 hemi spehrical dished ends ¿ alloy steel ( upto gr 22 ) die forgings for oil field equipments: carbon, alloy and stainless steel open forgings f91, f92 f92 forgings closed die forged components forged finned elbow forged flanges formed fittings: large 12 and above, forged finned elbows formed fittings: small 2 to <12 socket welded forged fittings open forgings carbon, alloy and stainless steel except sa 182 f91 inconal fittings inconel forgings for valves investment castings for connectors, windbox sa 351 gr ch 20, sa 351 ck 20 investment castings castings: malleable iron nickel based castings non ferrous castings for feeder: is 617 4223, is 617 4450, is 305 gr ab1, astm b 148 gr 9c non ferrous castings ( 0.5 to 200 kg ) open forgings for oil field equipments: carbon, alloy and stainless steel open forgings for hp bypass valves: carbon and alloy steel formed fittings p91 f92 fittings steel castings sg iron machined castings for coal nozzles, split collar for wind box: astm a 536 gr 654512 sg iron castings close die forgings: carbon, alloy and stainless steel open forgings for valves carbon steel, alloy steel and stainless steel castings for valves name plate metallic fasteners: hsfg bolts and nuts as per tdc:5:211 / 01 precsn bolts, studs, screws and nuts dip coat paint, thinner and special additive h.r. aluminium paints grade i h.r. aluminium paints grade ii conventional paints and thinners epoxy based paints and thinners epoxy finish paints and thinners special primer paints and thinners seamles p91 / p92 pipes alloy steel pipes: sa 335 p11, p12, p22 ; od 88.9 to 1016 mm, 6.02 to 135 mm thick carbon steel pipes: sa106 gr b, c; od 88.9 to 1016 mm, 6.02 to 135 mm thick pipes & tubes ( welded stainless steel erw / saw pipes : api 5l gr b, od 219.1 to 1168 mm, 4 to 14.3 mm thick erw black pipes: is 1239, nb 80 to nb 150, light, medium and heavy thick seamles p91 / p92 pipe alloy steel pipes: sa 335 p11, p12, p22 ; od 88.9 to 1016 mm, 6.02 to 135 mm thick carbon steel pipes: sa106 gr b, c; od 88.9 to 1016 mm, 6.02 to 135 mm thick gi wire: is 280, dia 0.711 mm to 1.219 mm alloy steel rounds for valves: 21crmov57, sa 193 b7, a322 gr 6150, sa 193 b16, sa 182 f22 cl3, aisi 4140, aisi 1040, : dia 22 mm to 300 mm brass sheets, 0.2 mm and 1.0 mm thick carbon steel rounds for valves: aisi 1040, sa 105, is157013ni3cr80, is1875 cl.4: dia 22 mm to 300 mm 17% gr. ss ( othron steel ) rods, astm a182 f430, dia 25 mm to 200 mm alloy steel plates to grade sa387 gr91 cl 2 alloy steel rounds to grade sa182 f91 stain l ess steel rods, dia 25 mm to 250 mm of different specs including sa 182 f304, sa 479 304, sa 182 f316, a276 410, aisi 410, a582 416, a276 420, a565 616, sa 564 630, a182 f6a cl3, 17 4 ph special stainless steel rounds: x 19 cr mo vn bn 111 6010 dia 52mm, 56 mm and 125 mm alloy steel rounds / blooms alloy steel plates: sa 387 gr 12 cl 2, gr 22, gr 91 4 mm to 120 mm thick alloy steel rounds: sa 182 f12, f22, sa193 b7, b16, astma600t4 dia 6 mm to 200 mm carbon steel plates boiler quality ( sa299 gr a ) 65 mm to 190 mm thick carbon steel plates boiler quality ( sa515 gr 70 ) 5 mm, 6 mm, 63 mm to 100 mm thick carbon steel rounds / blooms structural quality plates bsen 10025 3 / s420n, a36 75 mm to 155 mm thick structural quality plates carbon steel is 2062 e250 gr a, b / is 513 osk and dsk / is 1079 0.9 mm to 63 mm thick corsn resi. steel sheets and plates astm a 588 gr a, corten a, jis 3125 2.5 mm to 5.0 mm thick angle, channel, beams heavy section ( a 130 200 mm, b 400 600 mm and c 300 ? 400 mm ) angle, channel, beams light section ( a 40 65 mm, b 125 200 mm and c 75 ? 100 mm ) angle, channel, beams medium section ( a 75 100 mm, b 250 350 mm and c 200 ? 250 mm ) parallel flange beam / u beam / h beam 150 mm 700 mm carbon steel boiler quality rounds: sa 105 20 mm to 200 mm dia. carbon steel rounds: is 2062, is 1875 cl 4 8 mm to 100 mm dia. stainless steel sheets and plates: sa 240 tp 300, 400 series 0.6 mm to 50 mm thick stainless steel rounds: sa 479 tp 300, 400 series, sa 182f316 6mm to 100 mm dia. tmt bars dia 8 mm to 40 mm special alloy steel rods for hplp valves ifm gas ignitor, 0.25 kw heat capacity, length ignitor 900 to 1265mm, 110 v / 240 v, ac regulating duty electrical actuator ( for dampers ) transmitter ( pressure / flow / temp ) actuator: pneumatic ( open / close type ) regulating duty pneumatic actuator ( for dampers ) proximity switch bdt / tubular level gauges electrical accessories for valves fractional hp motor for soot blowers panels: plc based control system cast aluminium junction box ( non flame proof ) compensating / extension cable cable dressing materials mpgfc cpu brass cable gland and cable gland adapter gi perforated / ladder type cable tray cable tags cable lugs pvc insulated copper control cable ( frls ) pvc insulated multipair instrumentation cable ( frls ) frp junction box flame scanner head assy ( safe flame ) flame scanner cable ( thermoplastic / elastomeric / equiv alent material insulated double shielded copper instrumentation cable ) flame scanner assy ( industrial boilers ) flame scanner head assy test kit flame scanner head electronics mpgfc i / o modules / mp based gr. feder control mpgfc kbd and ps / mp based gfc key board and power supply electrical panels: ac / dc distibution ptfe insulated and outer sheathed extension cables mpgfc rack, pcb and accessories vfd controller wired modular panel local control panel weighing module wired modular panel remote control panel airfilter regulator sheet steel junction boxes starter / cntrl boxes: dc and ac local starter / mill fire flame proof boxes ( cast aluminium ) galvanized sheet junction box electrical actuator motor control centre / power control centre stainless steel junction boxes ash level switch acoustic pyrometer modular type cabinet bottom ash load cell bunker load cell bhelvision: electrical accessories cctv system for furnace flame viewing condensing pot / constant head unit gravimetric feeder control modules electronic modules for flame scanner system electronic modules for acoustic steam leak detection ( asld ) system electronic modules for electronic water level indicator ( ewli ) earthing system pressure switch for electromatic releif valve electronic water level indicators fluegas analyzers ( dilution probe ) flue gas analyzers, smoke density: opacity / particulate measurements fluegas analyzers: oxygen measurement at boiler eco. inlet fluegas analyzers: sox / nox hot extraction type flow nozzles furnace flame viewing camera system and thermographic analysis system dp gauges pressure gauges temperature gauges signal isolator ( i / p converter ) local instrument enclosure passenger and goods elevator local instrument rack mass flow meter metal temperature measurement thermocouple process thermocouples and rtds with thermowell orifice plate assy purge meter ptfe insulated multipair instrumentation cable erv controller and control station steam and water analysers online carbon in ash analyser system vibration monitoring system for motor / fan bearing xlpe insulated lt power cable ( copper and aluminium ) coal motion monitor sensor cable assembly digital tachometer feeder belt lt motors: weather proof / flame proof panels for feeder integral cabinet fibre optic cable and lens barrel assy. calibration kit for solid state feeders copper / ss tube for instrumentation application decibel scanner unit with pc and software for asld system micro switch for gravimetric feeder pressure and dp swithces critical application pressure gauges pressure gauges critical application pressure switches position transmitter for quick closing non return valves electrical control panel for soot blowers limit switches push button station, boxes etc for soot blowers solenoid for electromatic relief valves solenoid for hp bypass valves sonic tube assy and sensor housing weld stud / ferrules drum saddle slide bearing plate: ptfe slide bearing on one side and the mirror polished ss sheet on the other side. load bearing capacity upto 200 kg / mm2 disc springs full cone nozzle dsh soot blower pressure reducing valve fuel oil control and trip valves control valve: high pressure steam application gun metal valve hp fill and purge filter assembly intrascope nitrogen blanket system recirculation control valve high pressure startup control valve startup drain control valve direct water level gauge insulation fixing components pins, nuts and washers mateerial ss 310 and304 and carbon steel pin length max 875 mm cfbc refractory for modification refractory for cfbc boiler ceramic wool castable / crushed refractory insulation: calcium silicate slab / block / pipe electro forged floor grills long span fire bricks wool mattress / rtd / pipe section pourable insulation resin bonded wool: material as per astm c 612. thickness 50 mm, density 100 kg / m3 sealing compound ss wiremesh rope woven wire cloth stainless steel steel glazed windows cd. plated / galvanised fasteners pre painted galvanised sheets for boiler roof hea ignitor assy ( oil / gas ) solenoid valves ball valves ( fire safe design ) trip valves ball type control valve and accessories strainers: simplex goggle valve high pressure hoses ( dynamic pressure of 200 bar, static pressure of 290 bar, proof test pressure of 552 bar max, bursting pressure of 1103 bar max ) isolation valves / knife edge gate valves light duty limit switches gear pump with motor ( drain oil ) self actuating valves sump pump motor assembly speed regulator steam trap y type strainers neoprene hoses mill seal air filter assembly oil accumalator ( fuel oil ) actuator: elec. open / close ( damper / gates ) scanner air fan ( with dc motor / ac motor ) scanner air filter elements ash handling plant dynamic shaft seals ss flexible hoses graphite alloy damper bearing and bushings 400 deg c operation butterfly valves ( wafer design ) drag link chain feeder gaskets for coupling rockwell / sleeve couplings variable orifice victaulic / pipe couplings coal handling plant equipment heat resistent glass ( pyrex glass dia 109mm, 5 mm thick, violet / light colour to withstand 500 deg c ) metallic expansion bellows non metallic expansion joints slide bearing plates blowers: tri lobe type. pressure ranging from 0.5 mbar to 1.0 mbar. flow ranging from 2200 nm3 to 20000 nm3. continuous operation. gravimetric feeder assembly solenoid valve ( boi ) boiler circulating water pumps dosing system hydro test pump gravimetric feeder components frp cable trays instrument fittings: brass / ss double compression fittings, cs / as welded fittings, gi threaded fittings teflon hose ( ss braided, flexible ) furnace maintenance platform handling equipment: electrically operated trolly with hoists handling equipment: manually operated mobile platform quick errect scaffolding ( aluminium ) quick erect scaffolding system steel actuator for full bore valve pneumatic actuators for quick closing non return valves inconel gaskets & packing rings airset ( mech ) / air filter / regulator head pulley bush bearings spring washers coal valves clad roller brg. assy strainers: duplex feeder components assembly fittings like male stud olive coupling / elbow / tee, bleeded plug, bulk head union feeder light fittings gaskets gasket eliminator / sealant fuel oil ( triple screw pump ) springs link chains o rings oil seals plug valves metallic seated high pressure rubber hoses sintered flange bronze bushes slip on pipe coupling ss spiral wound gasket tadpole tape fully built electric bus supply of power assisted safety valves pressure reducing valves forged valves hp bypass valves for super critical boilers and angle drain valves safety valves for supercritical boiler special bearing for oil field equipment isolating ball valves pneumatic actuated full valves boiler water recirculating pump chains for soot blowers sdm: fully machined ofe castings machined components for valves zinc and xylan coated fasteners for oil field equipment plc panels for soot blower corrugated al sheet air / oil cylinder for quick closing nrv elastomers for oil field equipment sdm: 12 point cap screw flow bean for oil field equpment feed back transmiter high pressure filter circlips for feeders glass globe / light fitting for feeder fabricator metal component gear box and clean out conveyor drive gear box with motor for soot blowers gear box for valves special glass for water level gauge accumulatars accessories hp bypass system high tensile fasteners limit switch boxes premium threaded ( fox, acme, vamtop, etc., ) body hanger and adaptors non asbestos packings non metallic end covers drive belts pulleys for temperature probe o rings and oil seals aluminium sheet: plain / corrugated air cylinder open / close, retractor assembly special packing set for full bore valves limit switches for quick closing nrv ring joint gasket ( api ) ultrasonic digital thickness gauges with accessories sintered bronze bush soot blower sprocket soft iron gaskets and sealing rings silencers for safety valves swagelock fittings coil springs for safety valves coil springs for safety valves with ibr tc special tools for oil field equipments anhydrous ammonia hose agitator for waste ammonia dilution system ammonia injection skid butterfly valves for dilution air and ammonia injection system dilution air fan & motor assembly including filter de dusting system de nox systems scr dosing tank & pumping system dilution air heater ( electrical ) expansion bellows emergency eye wash & safety shower frp grating hydraulic jack for scr cart ammonia injection control valve ammonia knife edge gate valve anhydrous ammonia pump skid dilution air heater ( steam ) & accessories spray nozzle for spraying sealing rings, retainer rings, drive screws safety selector for tank relief valve spray water self regulating valve fibre glass tadpole tape ammonia trip valves ( ball type, manual, pneumatic & electrical ) anhydrous ammonia truck unloading skid wind indicator water level gauge rings and washers excess flow valves & check valves tunguston carbide balls, bearings, etc for ofe ( oil field equipment ) spiral wound gaskets oil supply unit for hp bypass system teflon o rings, packing rings etc. accumulator manifold keys, pins, washers etc. valve diaphragm actuator valves elec actuators hydraulic actuators & accessories hydraulic power unit proportional valve valves special ( iq ) actuators throttle device for hydraulic power unit washers and circlips teflon slide bearing plate coated abbrasives adaptors api gauges hss circular saw bi metal band saw blades bta tools carbide burrs carbide tipped circular saw disc slitting wheels thread gauges grinding wheels shelf life grinding wheels hss cutting tools carbide cutting tools hacksaw blades high q carbide cutting tools measurnig instruments letter and number punchs special cutters spade drills stellite turning inserts spiral fluted tap symmetrical carbide drills threading taps threading tools tube expanders wrenches indexable carbide drills vdi holders zircon belts te abrasives polytap te boring, facing head alloy steel flats carbon steel strips tubes: erw black is 1161 yst 240 and 10305 alloy steel tubes: sa 213 t11 / t12 / t22 / t23 / t91 / t92 boiler quality carbon steel tubes: sa 210 gr c , sa210 sa192 boiler quality stainless steel tubes: sa 213 tp 347h tp304h / s304h boiler quality alloy steel tubes t91, t92 fused saw flux for drum welding fused saw flux for tube to fin welding gtaw wire for t92 er80s b2 bulk pack gmaw wire gmawwire ernicrfe 7a gmaw wire er 70s a1 gmaw wire er 80s b2 gmaw wire er347 gmaw wire ernicr3 gmaw wire er90s b9 gmaw wire er70s 6 gmaw wire er80s g 1cr mo gmaw wire er90s g 2cr mo gmaw wire for t23. saw flux p91 saw flux for sa335p92 saw wire for sa335p92 f48p2 em12k submerged arc welding flux structural application gtaw rod t92 / p92 gtaw rod er309l er 70s a1 gtaw rod er 80s b2 gtaw rod er 90s b3 gtaw rod gtaw rod tig er347 gtaw rod tig ernicr gtaw rod er90b9 gtaw rod super 304h smaw electrode e7018 a1 smaw electrode e8018 b2 smaw electrode e9018 b3 smaw electrode e9015 b9 smaw elecd t92 / p92 smaw electrode e6013 smaw electrode e7018 smaw electrode e7018 1 e7018 smaw electrode flux cored wire e71t 1 flux cored wire e309t0 1 fcaw wire e309lmoto 1 flux cored wire e81t1 b2 flux cored wire e91t1 b3 bulkpack :e551t1 b2c smaw:hf electrode ecocra smaw electrode ecocr e smaw electrodes enicrfe3 smaw electrode smaw ss electrodes ( e308 16 ) smaw ss electrdes low carbon ( e308l 16 ) smaw electrodes e309 16 smaw electrodes e310 16 smaw electrodes e316 16 smaw electrodes e316l 16 smaw electrodes e347 16 hayness alloy 25 ( ha 25 ) filler rod hayness alloy 21 ( ha 21 ) filler rod ercocr a rod hard facing powder type cocr a hard facing powder type cocr e el 8 saw wire saw wire eb3 saw wire eb2 saw wire ea4 saw wire em12k saw wire eb 9 weldwire saw em12k...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

25749039 overhauling of wind box and sadc in boiler during the year 2020 2021ttps ? mech.ii ? bm ? unit i overhauling of wind box and sadc in boiler during the year 2020 2021 note: prospective bidders may get the specification free of cost by down loading from tangedco website...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

24235186 mtps i bm unit ii boiler pressure parts aoh 2020 overhauling of secondary air dampers scanner air fans and its damper flap gate reconditioning of damaged wind box mtps i bm unit ii boiler pressure parts aoh 2020 overhauling of secondary air dampers scanner air fans and its damper flap gate reconditioning of damaged wind box compartment dampers guide plates insulation etc...

NLC TamilNadu Power Limited - Tamil Nadu

23988679 supply of burner & ampamp wind box spares oil gun inlet bush. material is 2062, coal nozzle tip lock. material is 2062, coal nozzle compartment support leg. material sa 299, sadc damper flap type i ( small ) . material sa 299, : sadc damper flap type ii ( large ) . material carbon steel, valve bush for asv 27. material ss 904, lrsb guide rod assembly. material is 2062, lrsb guide plate assembly. material is 2062, lrsb seal plate assembly. material is 2062, tilt mechanism upper supports. material is 2062, assembly of support holder plate & 2 numbers of support holder pipes. material is 2062, scallopped bar material is 2062...