bowl mill Tenders in Tamil Nadu

3
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

37698005 supply of seamless coal pipe of hp 803 bowl mills , supply of seamless coal pipe of hp 803 bowl mills. dimension : od –508mm id –482.60mm wall thickness –12.70mm the pipe should be supplied in the length of 5 to 7 mtrs. each. material :astm a 106 gr. b,schedule number 30 note : tolerance ± 5% in length is acceptable. however no payment will be made if supply is excess over the allowable length. if shortage is noticed the payment will be made for the actual quantity supplied....

Due Date : June 01, 2023

Tender Value : ₹ Ref. Documents

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6
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

37544461 supply of air port ring rotary vane assembly for xrp 763 bowl mill for unit ii , supply of air port ring (rotary vane) assembly for xrp 763 bowl mill for unit ii with all dimensions and material as per drawing enclosed. note : air port ring (rotary vane) assembly shall be fabricated from sailma 350hi plates and hard faced at critical locations to enhance the service life. (one set consists of 6 nos. of air port ring segments) , medium handled : hot primary air p.a header pressure 900mmwc (max), qty of air to be handled : 80 t/hr (max)...

Due Date : May 22, 2023

Tender Value : ₹ Ref. Documents

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9
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

37334244 supply of journal head liner support bracket for hp 803 bowl , supply of journal head liner support bracket for hp 803 bowl mills for unit i, ii & iii. , supply ofjournal head liner support bracket for hp 803 bowl mills for unit i, ii & iii. technical specification : journal head liner support bracket assembly with nihard liners , as per sampleavailable at site. and as perdrawing 1 sheetenclosed. ( sample available at site may be inspected before quoting ) ...

Due Date : May 05, 2023

Tender Value : ₹ Ref. Documents

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14
Tamil Nadu Energy Company Limited - Tamil Nadu

37236705 maintenance contract for boiler, turbine and their auxiliaries => limited 1 attending boiler tube leakage 2 welding of hp joints 3 fin / seal box and skin casing welding 4 fabrication of hp tube bends 5 goose neck and first pass washing 6 ii pass water washing 7 erection of half platform at 12.5 m ( sp ) 8 erection of skyclimber 9 shifting of skyclimber from one wall 10 skyclimber operation 11 skyclimber servicing 12 attending cracks, pin holes etc. 13 lubrication / freeing / backseating of v / vs 14 tightening of gland packing rings / bonnet 15 replacement of gpupto 2 inch valve 16 replacement of gp above 2 inch valve 17 replacement of hp valves ( up to 2 inch ) 18 replacement of hp valves ( above 2 inch ) 19 servicing: pressure seal typ hp vlv <6in 20 servicing: pressure seal typ hp vlv >6in 21 servicing of block and control valve 22 adjustment of spring loaded safety valve 23 servicing of electromatic relief valve 24 manhole gasket repl of drum / ring header 25 flange gasket replacement on pipes 26 retracting / freeing of stuck up wb / lrsb 27 poppet v / v, cam, chain rectification in sb 28 poppet v / v servicing 29 servicing of soot blower gear box 30 erection of s panel bottom scaffolding 31 miscellaneous platforms 32 shielding of tubes 33 replacement of lrsb lance tube 34 pm jobs of wbs / lrsb 35 monitoring lrsb operation. 36 pm jobs / cleaning of oilguns 37 oil burners maintenance / blu assistance 38 servicing of secondary air damper 39 freeing / replacement of shear pin / pmj 40 pm jobs of pumps in boiler and foph 41 pm jobs of hfo / ldo tanks ( per tank ) 42 oh / serv / mech.seal replacement of pumps 43 strainer / filter cleaning in foph& boiler 44 lp pipe line replacement ( upto 100 nb ) 45 lp pipe line replacement ( above 100 nb ) 46 alignment checkingof pumps 47 supply of unskilled manpower 48 supply of semi skilled manpower 49 supply of skilled manpower 50 overhauling : spring loaded safety valve 51 pressure setting of wall blowers / lrsb 52 replacement of wall blower sleeve 53 peep hole door rectification 54 safety execution attending safety points 55 reconditioning of coal nozzle 56 reconditioning of coal nozzle tip 57 re assembly of coal nozzle, tip, sp & dp 58 replacement of split collar 59 stress relieving 60 fabrication works 61 painting of equipments / misc. structure 62 pm jobs of valve station 63 inspection of boiler during shutdown 64 pm jobs of penthouse cooling fans 65 attending burner defects 66 pit / sump cleaning 67 inspection / lubricationof pcp hangers 68 hangers repair 69 installation / removal of valve actuator 70 t&p testing 71 buck stay inspection 72 miscellaneous jobs and material handling 73 removal of damaged pipes & structures 74 maintenance assistance for btg + esp 75 ot maintenance assistance for btg + esp 76 pm of pipe hangers 77 videoboroscopic inspection 78 aluminium cladding sht. removal&refixing 79 insulation matress removal and refixing 80 refractory removal / application 81 welding of hp joints 82 fin / seal box and skin casing welding 83 fabrication of hp tube bends 84 goose neck water washing 85 1st and ii pass water washing 86 erection ofplatform at 12.5 m, s panel 87 e & d of cuplock scaffolding upto 50m 88 e & d of cuplock scaffolding above 50m 89 stress relieving 90 bah s panel bottom scaffolding 91 s panel dead chamber scaffolding 92 inspection platforms forrh 93 water wall hanger tubes scaffolding 94 ltsh tt, scr., hanger tubss. scaffolding 95 scw & eco bottom coils scaffolding 96 erection of platform below eco. bottom 97 miscellaneous platforms. 98 shielding of tubes 99 lifting and lowering of ltsh / economiser 100 casset baffle welding : eco.& ltsh coils 101 casset baffle replacement:eco. 2” valve 119 valve service:pressure seal type upto 6 120 valve service:pressure seal type 6 to 8 121 servicing of block and control valve 122 servicing of electromatic relief valve 123 overhauling of spring loaded safety valv 124 overhauling of wall blowers / lrsb 125 wb / lrsb angle setting&puppet vlv service 126 replacement of wall blower sleeve 127 replacement of lrsb lance tube 128 alignment and cleat welding : sh / rh coil 129 boiler tube thickness measurement & vi 130 assistance for rt / paut / corrosion mapping 131 hp jet cleaning of 500 mw boiler 132 crh / hrh isolator ps gasket replacement 133 in situ repair of coal nozzle and tip 134 re assembly of coal nozzle with tip 135 coal burner relacement 136 burner overhaul incl. oil, coal burner 137 fin cutting in scw headers 138 partial repalacement of sew bottomheader 139 welding of header joints 140 material supply for air seal application 141 application of air seal 142 safety valve setting by trivi method 143 mobilization charges for trivi test 144 idle charges for trivi test 145 eco / ltsh coil pulling by inflatable jack 146 illumination of boiler 147 preventivemaintenance of bowl mills & 148 roller setting 149 replacement of mdv , mpo , worn out vent 150 replacement of mill discharge valve and 151 replacement of venturi collar 152 replacement of mpo or replace / revers 153 replacement of center feed pipe coupling 154 replacement / resetting of gasket of vic 155 repair and hard facingofmpoor mdv 156 servicing, repl and setting of classifie 157 replacement & servicing of journal sprin 158 checking & setting spring compression 159 replacement of bull ring segment 160 replacement of journal assly. 161 servicing of journal assly with journal 162 repacement of upper journal or lower jou 163 replacement of any one liner j.o.f / journ 164 replacement of vanewheel segment assembl 165 replacement or repair of mill side liner 166 inspection of gear box assembly internal 167 replacement of gear box assembly 168 replacement of bearings on input shaft o 169 replacement of gearorbibbyor disc 170 alignment of mill & motor. 171 cleaning andservicing of oil coolers a 172 draining of oil from mill gear box and r 173 servicing & replacementof lube oil pum 174 fitment of coal sampling device or repl. 175 patching of total inner cone ( per no ) 176 preventivemaintenance of gravimetric f 177 servicing of bunker discharge coal valve 178 overhauling of hag orcagorhador 179 replacement of feeder discharge chute i 180 replacement of feeder discharge chute –i 181 internal inspection of mill 182 replacement and servicing of take up pul 183 replacement of belt 184 replacement of take up screw and screw h 185 replacement & servicing of inlet span ro 186 replacement and servicing of tension rol 187 replacement of beltdrive reducer . 188 servicing of beltdrive reducer 189 replacement of clean out conveyor drive 190 servicing of clean out conveyor drive re 191 replacement and servicing of cochead p 192 overhauling of gravimetric feeder or ove 193 patch work ( size 300 x300 ) with aproach 194 coal pipe patch work ( per patch ) without 195 removal of choking from coal pipe 196 replacement of coal pipe bends ( less tha 197 replacement of coal pipe bends ( greater 198 replacement of coal pipe or centre feed 199 removal of choking frombunker 200 general maintenance of hoist & lt under 201 general maintenance of short travel unde 202 adjustment / replacement of brakes of long 203 repairof hoist carriages / repair of dis 204 general maintenance of mill reject compr 205 replacement of feeder main motor with or 206 assistance in miscellaneous jobs 207 replacement of aph main drive over runni 208 repair / replacement ofbracing 209 patching of mill separator body ( from in 210 welding of jobsas per direction of eic 211 cutting of jobsas per direction of eic 212 minor maintenance jobs in mills , fans an 213 assist in light up activities 214 id fan coupling / motor alignment 215 valve / flange replt.uptoor equal to 4 216 valve / flange replt. above 4 size 217 alignment of pa or fd fan / motor 218 arresting of fd or pa lub oil lkg. ( insid 219 overhaulingof seal or scanner fans 220 attending of servomotor assembly control 221 replacement of rotor assembly in fd or p 222 inspection of pa or fdor id fan intern 223 replt. of guide brg of paphor saph 224 replacement of aph main gear box 225 alignment of main drive of aph 226 internal insp. of saph or paph 227 replmt. of gland rope at g / brg 228 assisting opportunity washing of aph 229 servicing of pa or fd blade brg.assly 230 servicing of pa or fd fan servomotor 231 servicing of pa or fd main rotor shaft b 232 replacement and servicing of lub oil p 233 replacement andservicing of air motor 234 replacementand servicing of fluid coup 235 replacement and servicing of damper or g 236 inspectionof bearing ( deornde ) of 237 cleaning, inspection and ndt of critical 238 filter cleaning ( oil / air / water ) 239 silencer cleaning of paor fd fan 240 on linechokage removal fromcoal pipe 241 removal of foreign material or choakage 242 shearpin replacementor adjustment of b 243 attendingleakages of steam or air or 244 cleaning of oil centrifuge / mobile centr 245 special assistance in shifting / running 246 gen.mtc.offd / pa / id / aph lops 247 gen maintenance of seal air fan 248 lub oil top up equipment 249 aph soot blower servicing 250 replacement of non metallic expansion jo 251 preventivemaintenance of air motor 252 servicing of support bearing of paph or 253 inspection ofsupport bearing 254 inspection of guide bearing 255 arresting coal leakages from coal pipe 256 preventivemaintenance of aph soot bl 257 attending misc.activities in shift 258 replacement of pipe lines 259 preservation of serviced pa or fd fan ro 260 hard facing works 261 aph guide trunnion repair / replacement 262 replacementofoilfromoil fromsu 263 fabrication and erection of steel struct 264 removal ofdamaged steel structures 265 hydra operation 266 truck operation 267 hydra / truct operation ot hours 268 painting works 269 deploy of14 / 12t hydra / crane with driver 270 deployment oftruck / trailer with driver 271 cleaning & inspection activities 272 servicing of guide bearing 273 servicingof support bearing 274 air seal housing works 275 lub oil system servicing 276 drive gear box & pin rack works 277 static seal & rotor post seal works 278 t bar rotor angle repa ( 1 ut=1 he or ce ) 279 rotor repair works 280 repairhecentre section &axial seal plate 281 radial sector plate levelling 282 axial sealsetting and replacement 283 radial seal setting and replacement 284 bypass sealsetting and replacement 285 s / ing , repair, cleaning aphwash &fireline 286 manhole door repairs 287 tabs welding ( 1 unit = 12 nos ) 288 replseal b / t axial seal pl & sec. plate 289 repair of sector plate ( per he or ce ) 290 rep of sector plate ( 1no.=lhsorrhs ) 291 rep of hot end / hot intermediat baskets 292 replacement of cold endbaskets 293 trial run & associated activites 294 assistanceduring hot washing of aph 295 arrangement & fixing of t&p inside aph 296 cleaning of primary aphbaskets 297 cleaning of secondary aphbaskets 298 air reciever tank works ofaph ( 1ut=4art ) 299 repair / replacement of aph bracing 300 aph s / blower servising including gb 301 overhauling of id fan 302 inspection of bearing ( deornde ) 303 cleaning, inspection & servicing of fd / pa 304 silencer cleaning of fd / pa fan 305 scaph cleaning in fd / pa fan 306 lub oil system servicing of id / fd / pa fan 307 alignment of fd / pa fan motor with fan 308 overhauling of seal air fans 309 overhauling of scanner air fans 310 fd / pa fan rotor replacement 311 cold end grating replacement 312 ducts internal inspection and cleaning 313 repair / replace of duct support bracings 314 repair / replacement of beams / structures 315 replac eroded gsst plate in air / gas duct 316 welding of protection angles on duct bra 317 welding of duct joints 318 repair of ducts 319 replace of protn plates on expans bellow 320 servicing of gates 321 removal of scrap angles 322 replace of non metallic expansion joint 323 erection of metallic expansion joints 324 cleaning the boiler ducts outer area 325 hot air dampers & cold air dampers 326 scaph dampers 327 dampers in air heaters outlet & fg path 328 pm of phosphate / ammonia / hydrazine 329 pm mot / tdbfp / portable oil centrifuge. 330 pm of turbine main oil tank. 331 pm of tdbfp lube oil tank 332 pm of tdbfp & governing system 333 pm of turbine hpcv & ipcv control rack. 334 pm of turbine gov & protection rack. 335 pm of lp bypass oil supply unit. 336 pm of seal oil system 337 pm of debris filter system 338 pm of scs system 339 pm of control fluid regnen system & tank 340 pm of mdbfp – hydro coupling. 341 pm of gsc / cpu blower 342 pm of main turbine pedestals 343 pm of portable filtration cft / mot / tdbfp 344 pm of ecw / acw pump ( 4week ) 345 pm of ecw / acw pump. 346 pm of condenser vacuum pump. 347 pm of tdbfp lub oil aop / eop / jop / top 348 pm of md / tdbfp.seal mag filter ( bp&bfp ) 349 pm of condensate extraction pump. 350 pm gen seal oil ac pp, dc pp, h2 pp, filter 351 sump pump / submersible pump. 352 pm of turbine jacking oil filters. 353 pm of primary water / colts p / p. 354 pm of steam traps of ht / lt aux steam 355 gland steam vapour exhauster fan 356 pm of leakage oil pump & oil tank. 357 pm of dirty oil pump & clean oil pump 358 pm of phosphate / ammonia / hydrazine 359 pm of turbine control fluid regen system 360 pm of condensate extraction pump 361 dmcw / acw / vac / bfp eop / aop decouple / couple 362 ecw / acw / vac / tdbfp aop / eop pp alignment 363 acw / dmcw pump de bearing replacement 364 acw / ecw pump nde bearing replacement 365 dmcw / acw / coltcs pp mech seal de / nde repl 366 overhauling of ecw ( sg / tg ) / acw pumps: 367 oh cond ball recirc / acw scs flush pump 368 scs / df gear motor drive inspection 369 scs / debris filtr flush line choke remove 370 servicing and cleaning of acw scs / df 371 cleaning of plate heat exchanger. 372 fltr clean so / pw fine flt replace / hc / jop 373 tdbfp lo filter cartridgeclean / replace 374 mdbfp / so fltr change over v / v servicing 375 bfp / mot / cft clr / cf 32 bar flto vv ser 376 tank top clean cf / mot / bfp / clean / dirty / hc 377 oil topup mot / cf / hc / tdbfp / seal ( 1drum ) 378 mot / tdbfp / porta centrifuge bowl cleaning 379 centrifuge brakedrum replacement / gb insp 380 tdbfp centrifuge belt replacement 381 centifuge oil seal&coupling replacement 382 portable centrifuge shifting ( o t0 8.5m ) 383 centrifuge i / l / vac sep tank filter clean 384 centrifuge oh mot / tdbfp 385 tdbfp aopmech seal servicing / replacement 386 oh sealoil / tdbfp eop / pw / clean&dirtoil pp 387 adjust prv tdbfp aop & jop / tg jop / hpbp 388 servicing prv / tdbfp aop&jop / tg jop / hpbp 389 servicinggs / seal oil / mot / tdbfp / cft vef 390 oil filtration unit cleaning & servicing 391 hydraulic accumalator bladder replacment 392 tdbfp cv servomotor servicing 393 cleaning tdbfp cv pilot valve servicing. 394 tdbfp / tg os fly bolt servicing 395 centrifuge clutch&friction pad replacent 396 tdbfp jop / cf rc / lkg / vac / top pump oh. 397 tdbfp gov / cf filter cleaning 398 servicingtdbfp i / hc / reset device / otd etc 399 check tdbfp gov char ( pilot v / v serv inc ) 400 top cover lift rtd / c&i replacement bfp 401 ins / replacede / nde& hrust brg of bp 402 ins / replace de / nde&thrust brg bfp / tur / gb 403 ins / replace de / nde mech seal of b.f.p. 404 ins / replace de / nde mech seal bp ( bfp ) 405 coupling and decoupling bfp / cep / tdbfp / gb 406 alignbp–gb / mtr / mp–tur / hc / gb–tur / hc– mtr 407 bfp / bp mech seal filter clean ( 1pump set ) 408 cep / bfp / bp suction strainer cleaning 409 tdbfp turbine diaphram replacement. 410 overhauling of bfp booster pump. 411 overhauling of tdbfp drive gear box . 412 bfp cartridge replacement 413 centering tdbfpturbine front and rear 414 hotwell cleaning 415 cpu blower overhauling 416 cpu belt replacement 417 inspection / replacementcep mech seal 418 insp / replace journal&thrust bearing cep 419 cep thrust brg oilflushing&replacement 420 overhauling of cep 421 mot / cf basket / bfp aop / eop strainer clean 422 tg lub oil filter ( set ) clean / replace 423 clean&servicing cf plate filters tg gov 424 cf reg sys fullers earth replacement. 425 cf reg sys pre&after filter crtd replace 426 cf p / ptop bearing replacement in–situ 427 tg aop / jop / eop / cf p / p couplinginsp 428 ohcf / aop / eop / jop tg / tdbfp aop p / ps 429 tg brg pedestal cover opening&inspection 430 turbine rotor lift checking and setting. 431 hyd accumalator pr check&n2 filling 432 main turbine hpcv & ipcv pilot cleaning 433 check tg gov char ( pilot v / v service inc 434 test v / v asy / mtv / co v / v / sd&sg service 435 ehc / hc / vac td / nrv slidev / vasy&tv service 436 servicing of fc nrv actuator. 437 lp turbine diaphragm replacement 438 tg hpcv dummy flange opening / box up. 439 sludge disposal dirty oil / sludge tank 440 p / p align ( pw, sop, bfp jop, colts, flush p / p 441 lp p / p coupling and decoupling. 442 pw reg sys resin replace / filter clean 443 condenser tube leakage detection 444 condenser vacuum pump phe cleaning 445 mech seal / brg de nde replace vacuum pump 446 overhauling of condenser vacuum pump. 447 colts ball feeding. ( bothpasses ) 448 condenser pit dewatering p / p installa 449 levelgauge cleaning. 450 dozing pump plunger gland replacement. 451 dozing pump prv servicing / setting 452 dozing p / p stroke len adjust&gb service 453 dosing sys tank insp, agitator servicing 454 hp / lp bp osu p / p coupling ins / replace 455 hpbp osu internal insp / rectification 456 replace gland packingof valve < 100 nb 457 replace gland packing v / v>100nb 458 replace gland packing v / v>300nb 459 replace flange gasket <100nb pipe size. 460 replace flange gasket>100 nb 461 replace flange gasket>200nb 462 mech jamming removal <100 nb valve. 463 mech jamming removal>100 nb 464 couple / decouple or stroke adjust cv 465 replace bonnet gasket lp&hp v / v<100 nb 466 rpl bonnet gasketlp&hp v / v>100nb 467 rpl bonnet gasketlp&hp v / v>200nb 468 safety relief v / v pr adjust / pr setting. 469 servicing safety relief valve ( < 100 nb ) 470 servicing safety valve > 100nb. 471 servicing of condenser air release v / v 472 servicing of valve <50 nb. 473 servicing of valve > 50 nb 474 servicing of valve > 100 nb 475 servicing of valve >200 nb 476 servicing of valve >500 nb. 477 replacement of valveby welding <50 nb 478 replace v / v by welding > 50 nb 479 servicing ofnrv up to 50 nb. 480 servicing of nrv >50 nb 481 servicing of nrv > 200 nb 482 repair of hanger support. 483 repair ofwelding lkg lp / hp pipe line. 484 patch welding to attend lkg ( <100 sqmm ) 485 lkg arrest sea water pipeline plug / clamp 486 view glass lkg hph / lph / centifuge 487 material issue central store tmd site 488 working platform inter / intra dept works 489 clean&ins condenser waterbox ( per pass ) 490 clean&ins condenser o / l screen ( per pass ) 491 bfvgb servicing 492 bfv gearbox servicing>250nb 493 bfv gb servicing 1600 nb / 2200 nb 494 attend resin leakage in cpu vessel. 495 hph / lph tube lkg detection & inspection 496 fixing dozing sys mixing tank agitator 497 cpu resin trap inspection. 498 hpbp / lpbp servomotor replace& service 499 hpbp / lpbp servomotor replacement alone 500 lay pipeline per inchdia per mtr length 501 welding of hp joints 502 welding of hp valve upto 2 size 503 welding of hp valve > 2 size 504 stress relieving ( pre & post heating ) 505 routine checks of critical equipments 506 start up / shut down works 507 house keeping 508 misc fabrication works 509 painting of equipment and pipe line 510 supply of mwf / skilled fitter / hp welder 511 supply of rigger ( semi skilled fitter ) 512 supply of helper 513 supply of eot crane operator 514 pm of iac / pac 515 4000 hrs service kit repl for iac / pac 516 8000 hr service for iac / pac. 517 16000 hrs. service for iac / pac. 518 8000 hr service for compressor driers. 519 overhauling of iac & pac 520 overhauling of compressor drier 521 overhauling of compressor drier gearbox 522 replacement of hp / lp element of iac&pac 523 de scaling of int clr / aft clr / oil he 524 regeneration cooler kit replacement 525 compressor air suction filters cleaning. 526 compensator replacement 527 compressor coupling element replacement 528 oil cooler flushing 529 deployment of 14t / 12 thydra / crane 530 deployment of truck / trailer 531 doorseal replace, gb service:300nb 700nb 532 doorseal replace gb service:800nb 2200nb 533 hph / lph waterbox internal ins repair 534 mot / tdbfp / cf / copu tank oil drain&clean 535 condenser jacking & flood test 536 flash tanks inspection and cleaning 537 deaerator & fst cleaning and inspection. 538 cond steam space inspect&debris removal 539 cooler clean ( tdbfp / seal oil / pw / mdbfp ) 540 mot cooler cleaning 541 cw duct ( per pass ) cleaning 542 laying of new pipe line 543 replace / reorient / fix new v / v:100 300 nb 544 acw line spools removal:repair&ins&pu 545 mot / cft / bfp / copu grill remove:cleaning 546 tg lu oil canal pipeline insp&rectify 547 ndt test:pipelines / joints ( dpt, matl test ) 548 hanger inspect&clean &cold / hot reading 549 manpower sply misc wrks ( unanticipated ) 550 condenser tube cleaning by hydro jetting 551 holiday testing of condenser water boxes 552 re lining of damaged fre lining 553 appln of epoxy resin with hardener 554 servicing of angle drain valve, 50 / 65 555 servicing of angle drain valve, 25 / 40 556 refurb of hp angle drain valve, 50 / 65 557 serv of gate & globe v / v, 14, cl2500 558 serv of gate & globe v / v, 16, cl 150 559 serv of gate & globe v / v, 10, cl 300 560 serv of gate / globe v / v, 40 65, cl2500 561 refurb of of gate / globe v / v, 14, cl2500 562 serv of non return v / v / disc, 6, cl2500 563 serv of non return v / v / disc, 3, cl2500 564 servicing of bfp rc valve, 8, cl2500 565 serv of hpbp ( ars 140a ) valve bp1, bp2 566 serv of hpbp ( e45s ) valve bpe1, bpe2, bd 567 cs pipe dismantling 568 cs pipe erection 569 structural support fabrication&erection 570 cs pipe fabrication and welding 571 operational services 572 pm of vam 573 pm of screw chiller 574 pm of hvac pump 575 pm of ahu 576 pm of idct cooling tower 577 pm of packaged ac 578 pm of scroll dx chiller upto 42 tr 579 overhauling of 300 tr screw chiller 580 overhauling of pump 581 overhauling of vam 582 overhauling of cooling tower 583 vam major breakdown work 584 screw chiller major breakdown 585 heat exchanger tube cleaning 586 minor breakdownof vam 587 oil / refrigerant replacement 588 refrigerant topupvam / chiiler 589 major breakdown of pump 590 minor breakdown of pump 591 alignment of pump drive 592 alignment of belt drive 593 repair of ahu / pump / ct base frame 594 service of ct gear box 595 descaling of ahu cooling coil 596 coupling / decouping of drive 597 replacement of belt / bush 598 service of damper 599 cleaning of diffuser / grill 600 replacement of ahu pre / fine / hepa fil 601 cleaning of ahu filter using water / air 602 ct basin leakage arresting using sealant 603 attending pipe leakage by patch weld / cla 604 attending pipe leakage by plug 605 internal servicing of valve upto 250 nb 606 internal servicing of valve250to600 nb 607 external servicing of valve 608 major breakdown of packaged / ductable ac 609 minor breakdown of packaged / ductable ac 610 rewinding of motor up to 2.5 kw 611 painting 612 structural fabrication and erection 613 replacement ofpipe 614 supply, fab & instl of gi duct 18 gauge 615 supply, fab & instlof gi duct 22 gauge 616 supply &installation of duct insulation 617 supply& installation of pipe insulation 618 pm of air washer tank 619 pm of air washer fan 620 pm of air washer pump. 621 service of damper / grills 622 fan belt / coupling bush replace / alignment 623 minor maintenance of air washer 624 overhauling of air washer tank 625 overhauling of air washer fan 626 overhauling of air washer pump 627 supply of refrigerant r134a 628 supply of refrigerant r22 629 supply of refrigerant r407 630 supply of nitrogen gas. 631 deployment of skilled workers 632 deployment of semi skilled workers 633 deployment of un skilled workers 634 esp rap. shaft pl. bearing assembly repl 635 repair / repl. of esp rapping hammer inner 636 fields rectification for under volatge 637 repl. of wornout shock pads in esp shock 638 esp col. electrode / shock bar guide / shock 639 repair / replacement of esp rapping shaf 640 repair / repsng of v / shaft bearings of emi 641 repl. / repair of pin wheel 642 serv. of the g / box of esp rap. mechanis 643 repl. of g / box of esp rap. mechanism 644 repl. of esp emitter frame support ins 645 pm jobs of cerm / eerm / gdrm 646 esp field cleaning 647 inspection of fields and re inspection 648 rectification of field gauging ofce / ee 649 cerm shaft alignment checking 650 eerm shaft alignment checking 651 insp of emiiting frame / support insulator 652 alignment of emit frame and supp insul 653 replacement of support / shaft insulators 654 insp & replacement of diffuser plates 655 reinforcement weldingof hoppers, funne 656 identifcation of air ingress and attendi 657 test chaging of fields and ensuring the...

Due Date : May 08, 2023

Tender Value : ₹ Ref. Documents

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22
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

37052237 tender for bearings for mill gear boxes of hp 803 bowl mill 1 bearings for mill gear boxes of hp 803 bowl mill 2 worm shaft radial bearing, cage: brassmake: nbc n 334 mtimken:170rn03a a782r3, skf: n334 emi ( or ) equivalent 3 worm shaft thrust bearing, cage: brassmake: nbc 29438 dtimken: 29438ej w18w66, fag: 541358a ( or ) equivalent 4 vertical shaft thrust bearing cage: steelmake: nbc n 1146, timken:t11000fag:577101 ( or ) equivalent...

Due Date : April 05, 2023

Tender Value : ₹ Ref. Documents

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29
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

37025019 supply of air port ring rotary vane assembly for xrp 763 bowl mill for unit i , supply of air port ring ( rotary vane ) assembly for xrp 763 bowl mill for unit i with all dimensions and material as per drawing enclosed. note : air port ring ( rotary vane ) assembly shall be fabricated from sailma 350hi plates and hard faced at critical locations to enhance the service life. ( one set consists of 6 nos. of air port ring segments ) , medium handled : hot primary air p.a header pressure 900mmwc ( max ) , qty of air to be handled : 80 t / hr ( max ) ...

Due Date : April 19, 2023

Tender Value : ₹ Ref. Documents

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32
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

37004142 supply of grinding rollers and bull ring segments for xrp 763 bowl mills of unit i , supply of grinding rollers and bull ring segmentsfor xrp 763 bowl mills of unit 1 as per material specifications and drawings enclosed. grinding rollers for xrp 763 bowl mills: ( one set consists of 3 nos. of grinding rollers ) , compatible bull ring segments for xrp 763 bowl mills: ( one set consist of 45 nos. of bull ring segments and one fourth piece of bull ring segment and wedges of size 8mm, 12mm, 16mm & 20mm ) ...

Due Date : April 18, 2023

Tender Value : ₹ Ref. Documents

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39
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

36613620 supply of helical worm reducer gear box assembly suitable for 36inch gravimetric feeder clean out conveyor gear box of hp803 bowl mills , supply of helical worm reducer gear box assembly suitable for 36” gravimetric feeder clean out conveyor gear boxofhp803 bowl mills , supply of helical worm reducer gear box assembly suitable for 36” gravimetric feeder clean out conveyor gear boxofhp803 bowl mills...

Due Date : March 20, 2023

Tender Value : ₹ Ref. Documents

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45
Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

36449751 supply of air port ring (rotary vane) assembly for xrp 763 bowl mill for unit iii.supply of air port ring (rotary vane) assembly for xrp 763 bowl mill for unit iii. note: 1. prospective bidders may get the specification free of cost by downloading from the following websites. tangedco www.tangedco.gov.in nic https://tntenders.gov.in/nicgep/app tender opening (electronically): o/o the superintending engineer/p&a/ttps tuticorin. (executive engineer/sp/ttps)...

Due Date : March 07, 2023

Tender Value : ₹ Ref. Documents

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