Neyveli Lignite Corporation Limited - Tamil Nadu

32246889 supply of st030060046 : pneumatic operated 250 nb elastomer based knief gate valve (kgv) assembly. st030060047 : pneumatic operated 150 nb elastomer based knife gate valve assembly...

Department Of Heavy Industry - Tamil Nadu

31639525 bids are invited for nalco knife gate valves 350 mm r5711450001 r57114560002 r57114560004 r57114690003 , nalcoknife gate valves 200 mm r57114560003 total quantity : 6...

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

30778421 design supply erection and commissioning of augmentation of dry fly ash handling system pdfacs dense phase pneumatic conveying system 1 set design supply erection and commissioning of augmentation of dry fly ash handling system pdfacs dense phase pneumatic conveying system 1 set , supply portiona ) stage i ( from esp 1st & 2nd field hoppers to new intermediate fly ash storage silo ) a1 system at esp 1st & 2nd row field hoppers ( 16 nos. hoppers ) consisting of complete set suitable for taking feed from 16 nos. esp hoppers, consisting of • 16 nos. rf admittance type permissive level switches, • 16 nos. adopter cum downcomer pipes to suit esp hoppers outlet, • 16 nos. manual hand wheel operated knife gate valves, • 16 nos. expansion joint cum spool pieces, • 16 nos. pneumatic conveying vessels each with inlet valve complete with pneumatic panels & electro pneumatic controls, • fluidizing blowers are required for 16 nos. of frontline esp hoppers & fluidizing air supply for intermediate silo. ( heaters + piping + pads ) , supply portiona ) stage i ( from esp 1st & 2nd field hoppers to new intermediate fly ash storage silo ) a2 4 lots ms erw conveying pipe line along with hardwares like flanges, gaskets, fasteners & u clamps as per is 1239 / 3589, • 4 nos. 2 / 1 way switch over valves for clubbing the pipe lines of esp fields • 4 lots 90° / as required long radius ms fabricated cast basalt / drc lined flanged bends • 4 nos. terminal end boxes. • the fly ash filter materials quality should be 50mg / nm3 with temperature resistant of 140 degree c. •the material quality of dome valves are alloy c.i with 250bhn hardness, disc with 10mm thick ss ( 350bhn ) , seat of replaceable type ss smooth finish with a hardness of 250bhn minimum. •the fly ash conveying pipe’s material should be of ms as per is. 3589 of 9.5mm wall thickness. , supply portionb. ) stage ii ( from intermediate fly ash storage silo to main fly ash storage silos #1 & 2 ) b1 300mt intermediate fly ash silo top facilities – ms structures with rcc supports , supply portionb. ) stage ii ( from intermediate fly ash storage silo to main fly ash storage silos #1 & 2 ) b2 one set consisting of • 1 no. reverse pulse jet bag filter, • 1no. vacuum cum pressure air balance valve. • 1 no. radar type continuous level monitoring for silo, • 1 no. high level switch for back up protection. , supply portionb. ) stage ii ( from intermediate fly ash storage silo to main fly ash storage silos #1 & 2 ) b 3 two sets consisting of long distance, high tonnage conveying system comprising. • 4 no. downcomer pipes, • 4 no. expansion joints, • 4 no. knife gate valves, • 4 no. pressure conveying vessels suitable for application complete with pneumatic panels & electro pneumatic control. • 2 lots ms erw conveying pipe line along with hardwares like flanges, gaskets, fasteners & u clamps as per is 1239 / 3589. • 2 lots 90° / as required long radius ms fabricated cast basalt / drc lined flanged bends, • 2 no. ½ way diverter valve for selection of either of main fa silo # 1 & 2 • 4 no. terminal end box. • in order to prevent the silo chamber pressurizing in case, silo vent fans are to be provided. • dry ash extraction system = 1 x 100 tph system. , supply portionc ) utilities c1 conveying air system for stage – i • three no’s ( 2w+1sb ) air / water cooled, skid mounted, oil injected / oil free screw type new air compressors having discharge pressure and capacity to handleand evacuate an ash quantity of not less than 135 tph complete withaccessories and drive motor unit. • two no’s – new conveying air receivers complete with pressure gauge, pressure switch, pressure relief valve & auto drain trap with manual by pass along with ms erw heavy duty conveying air pipes & piping work as required. • two no’s ( 1w+1sb ) water cooled, skid mounted, oil free screw type new instrument air compressors having discharge pressure of 7 8kg / sq.cm. ( g ) complete with accessories & drive motor unit, along with the air pipe & piping work and controls with instrument air receivers. • two no’s ( 1w+1sb ) instrument air dryer. • two no’s 1w+1sb twin lobe fluidizing air blowers with electric air heater, flow pads, fluidizing pads for fluidizing of pneumatic conveyingvessels along with heat insulated ms erw fluidizing air pipes & piping work , supply portionc ) utilitiesc2 transport air system for stage ii for each conveying line from intermediate silo to the main silo. 2 nos. of working and 1 no. of stand by transport air compressors ( all the 3 nos. of compressors each having same capacity ) ( 2w+1 s / b ) water cooled, skid mounted, oil free screw type new air compressors having adequate discharge pressure and capacity to handle and convey the ash quantity of not less than 90 tph complete with accessories and drive motor unit, each compressors o / l connected to the air receiver of the respective conveying line. hence for 2 conveying lines this transport air compressors sets are ( 2w+1 s / b ) x 2 accordingly with air pipes & piping work. ( or ) for each conveying line from intermediate silo to the main silo. 1 no. of working and 1 no. of stand by transport air compressors ( both the 2 nos. of compressors each having same capacity ) ( 1w+1 s / b ) water cooled, skid mounted, oil free screw type new air compressors having adequate discharge pressure and capacity to handle and convey the ash quantity of not less than 90 tph complete with accessories and drive motor unit, each compressors o / l connected to the air receiver of the respective conveying line. hence for 2 conveying lines this transport air compressors sets are ( 1w+1 s / b ) x 2 accordingly air pipes & piping work. two no’s – new transport air receivers complete with pressure gauge, pressure switch, pressure relief valve & auto drain trap with manual by pass along with ms erw heavy duty conveying air pipes & piping work as required. two no’s. ( 2w ) silo vent fan complete with accessories & drive motor unit. these new set of 4working+2standby ( or ) 1working+1standby new compressor sets and 2 new transport air receivers are to be installed for two streams ( stage ii – a & b ) . , supply portionc ) utilities c3 new 300mt intermediate fly ash silo fluidizing system two no’s 1w+1sb twin lobe fluidizing air blowers with electric air heater, flow pads, fluidizing pads for fluidizing of intermediate fly ashstorage silos along with heat insulated ms erw fluidizing air pipes & connected piping complete set. • mixing apparatus provision ( but not consisting the slurry disposal pumps and lines ) , have to be provided. fly ash unloading chute provision at intermediate silo to facilitate the bulker loading has to be provided. • provision of direct loading facility of fly ash, from the proposed intermediate fly ash silo to the bulk ash conveying vehicles , supply portion d ) electricalsd1 one no. 3.3 kv ht board with bus coupler and outgoing feeders with vacuum contactors for conveying air compressors and transport air compressors and spare feeder. one no 415v, 3 phase, 4 wire, non draw out, free standing, floor mounted lt mcc with acb incomers & outgoing feeder as required forintermediate silo fluidizing blowers and lt loads power supply with feeders of each rating & type , supply portion d ) electricalsd2 one lot – 11 kv / 6.6 kv grade xlpe frlsarmoured multistrand aluminium power cable. one lot 1.1 kv ( e ) grade frls pvc insulated, armoured aluminium power & armoured multistrand copper control cable & cabling work as required for fluidizing blowers and other lt loads in bidder’s scope of supply , supply portion d ) electricalsd3 one lot cable trays & accessories as required for power, control & instrument cable in present scope of supply , supply portiond ) electricalsd4 one lot power distribution boards, lighting distribution boards, junction boxes, local push button stations, local control panels, cable hardwares, etc., as required for the system under present scope of supply. , supply portiond ) electricals d5 one lot lighting system along with accessories for lighting of new compressor cum mcc room , supply portion d ) electricals d6 one lot earthling system around compressor room cum mcc room along with earth pits including interconnecting with nearby power plant earth grid riser for transformer neutral & electrical equipment earthling , supply portion d ) electricals d7 electrical side provisions to be included additionally: 1. on north & south side of 3.3kv ht ash handling switchgear in esp building ht bus may be extended and 2 new ht outgoing breaker modules to be incorporated to form 3.3kv bus with 2 incomer breaker modules for the new system. the overall maximum possible load is 1.25mva on each incomer. 2. lt supply 415v one incomer is to be taken from the existing lt switchgear oda bus @ 12mtr ( 630a sfu empty module no.14ra ) and the second incomer from the fwph odb bus ( 630a sfu empty no.11re ) . on both incomer lt supply can be availed but 630a sfu module 2 nos is in the scope of supply. the overall maximum possible load is 630a on each incomer. also separate control transformer may be installed in dppcs lt board to take care of ac control supply requirement. 3. 2 nos 30kw empty module ( 6fa & 17fa ) is available in silo mcc but 30kw module 2 nos is in the scope of supply. 4. separate battery bank and charger may be provided for 3.3kv ht board to be formed newly for dppcs as the existing dc bank is just adequate to cater to the present load. 5. provision of db 63a sfu modules for welding and for ac lighting utilization. 6. provision of dc board for dc lighting. 7. welding supply can be availed from our existing welding transformer but welding db 63asfu module is at contractor scope. all cables ( ht / lt / control ) under contractor scope. 8. suitable capacity hoist shall be provided for motor ( ht / lt ) lifting. 9. empty 630amps sfu module 2 nos will be provided from our existing lt mcc. the contractor have to provide new 630 a sfu module 2 nos. in existing empty module and new acb 2 nos is to be provided with newly formed lt mcc incomers. the maximum load in lt mcc should be within 630a only and there should not be any more additional loads. 10. spare ht breaker with compartment with ht breaker is to be provided in 3.3kv ht switchgear and spare module 1no. for each rating is to be provided in lt switchgear. , supply portion e. control & instrumentation e1 one lot field control, signal and instrumentation cable from field instruments to lcp / jb , supply portion e. control & instrumentatione2 one lot impulse pipes and conduits , supply portion e. control & instrumentation e3 c&i side provisions to be included additionally: ? provision of instrument cable laying and termination from the field end to new plc panel, ? provision of separate plc rack panel with necessary plc controller, communication modules & i / o modules, etc., ? provision of the necessary control logics and its gui ( mimics ) – scada images with 1 no operator work station and 1 no engineering work station for the new plc, ? provision of existing plc to the new plc interface in order to exchange the data to dcs like intermediate silo level & feedback status, ? provision of separate ups with battery bank needs to be provided for the new plc & its accessories, ? for silo instrument, cable laying & termination along with necessary i / o modules at the existing slurry pump house plc panel room, ? provision of silo logic and mimics at the existing plc, provision of level switches for 16 nos frontline hoppers , supply portion g.miscellaneousg1 auxiliary cooling water system the auxiliary cooling water system for augmentation works to be taken from the existing cooling water forebay by providing suitable pumps 2 nos. and complete piping, supply and circulation systems for the equipments as per the design requirements. , supply portion g.miscellaneous g2 one lot mandatory spares , supply portion g.miscellaneousg3 one lot commissioning spares as required for the system , supply portion g.miscellaneousg4 one lot consumables, testing appliances, tools & tackles as required for the system , supply portion g.miscellaneousg5 one lot first fill of oil & lubricants , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural work f1 one no two storied compressor room, ground floor for compressor sheltering with mcc room at first floor with intermediate floor for cable gallery near new intermediate silo area. two storied building, biggersizesuitablefor3no. conveying air compressors, 6 no. transport air compressors, 2 nos. air dryers, 4 nos. fluidizing blowers at ground floor and 3 nos ht panels, 1 no. lt mcc, battery, jbs, dbs, scada basedplcsystem, control desk, ups at first floor , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural workf2 one no intermediate storage silo of capacity 300mt of steel construction complete with supporting structure , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural workf3 one lot rcc foundation as required for, intermediate silo and intermediate pipe supports , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural work f4 one lot intermediate pipe supporting columns with bend maintenance platform but without walkways as required for new pipes.these supports shall be only for the section between esp to new intermediate silo and from new intermediate silo to main existing pipe rack. wherever possible all other pipe racks and esp supports shall be used to the extent possible , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural work f5 civil side works to be included additionally: 1. the much higher foundation works for the compressors, fluidizing air blowers, air receivers & the pipe racks, with related building / structural provisions and additional equipments. 2. required civil modification works, rerouting of existing pipelines, and other connected works in compressor room and intermediate silo. 3. any deviation during the execution of work, the contractor should get perior approval from the board officials, and any additional work is required may be on the part of contractor. , erection, testing & commissioning of the entire dppcs ( integrated system ) h1 design, supply, erection of the entire augmentation of dry fly ash handling system ( pdfacs dense phase pneumatic conveying system ) on turn key basis, for the first two rows of esp fields to handle the fly ash collection from 16 no’s of front line hoppers, conveying to new intermediate fly ash silo and transporting to the existing 2x4152 mt rcc fly ash silo by pressurized pneumatic system. , erection, testing & commissioning of the entire dppcs ( integrated system ) h2 testing, commissioning and performance guarantee testing of the entire augmentation of dry fly ash handling system ( pdfacs dense phase pneumatic conveying system ) , to prove the conveyance of 3200 tpd i.e 135 tph from the 16 nos of frontline hoppers to the main silo & handling over of the augmentation system in full shape to mtps ii...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

29750628 mtps ii design supply erection and commissioning of augmentation of dry fly ash handling system dppcs dense phase pneumatic conveying system on turnkey basis mtps ii design supply erection and commissioning of augmentation of dry fly ash handling system dppcs dense phase pneumatic conveying system on turnkey basis , design of supply, erection, testing and commissioning of augmentation of dry fly ash handling system ( dppcs dense phase pneumatic conveying system ) on turnkey basis, for the first two rows of esp fields to handle the fly ash collection from 16 no’s of front line hoppers, conveying to new intermediate fly ash silo and transporting to the existing 2x4152 mt rcc fly ash silo by pressurized pneumatic system , supply portiona ) stage i ( from esp 1st & 2nd field hoppers to new intermediate fly ash storage silo ) a1 system at esp 1st& 2nd row field hoppers ( 16 nos. hoppers ) consisting of complete set suitable for taking feed from 16 nos. esp hoppers, consisting of16 no. rf admittance type permissive level switches, 16no. adopter cum down comer pipes to suit esp hoppers outlet, 16no. manual hand wheel operated knife gate valves, 16no. expansion joint cum spool pieces, 16no. pneumatic conveying vessels each with inlet valve complete with pneumatic panels & electro pneumatic controls , supply portiona ) stage i ( from esp 1st & 2nd field hoppers to new intermediate fly ash storage silo ) a2 2 lots ms erw conveying pipe line along with hardware’s like flanges, gaskets, fasteners & u clamps as per is 1239 / 3589, 2no.2 / 1 way switchover valves for clubbing the pipe lines of esp fields ( refer data sheet for details ) , 2 lots 90° / as required long radius ms fabricated cast basalt / drc lined flanged bends, 2no. terminal end boxes , supply portionb. ) stage ii ( from intermediate fly ash storage silo to main fly ash storage silos #1 & 2 ) b1 300mt intermediate fly ash silo top facilities & long distance conveying system up to existing main storage silos , supply portionb. ) stage ii ( from intermediate fly ash storage silo to main fly ash storage silos #1 & 2 ) b2 one set consisting of , 1 no. reverse pulse jet bag filter, 1 no. vacuum cum pressure air balance valve, 1 no. radar type continuous level monitoring for silo, 1no. high level switch for back up protection , supply portionb. ) stage ii ( from intermediate fly ash storage silo to main fly ash storage silos #1 & 2 ) b3 two sets consisting of long distance, high tonnage conveying system comprising, 4no. down comer pipes, 4 no. expansion joints, 4 no. knife gate valves, 4 no. pressure conveying vessels suitable for application complete with pneumatic panels & electro pneumatic control. 2 lots ms erw conveying pipe line along with hardware’s line flanges, gaskets, fasteners & u clamps as per is 1239 / 3589, 2 lots 90° / as required long radius ms fabricated cast basalt / drc lined flanged bends, 2 no. ½ way diverter valve for selection of either of main fa silo # 1 & 2, 4 no. terminal end box. , supply portionc ) utilities c1 conveying air system for stage – i, three no’s ( 2w+1sb ) air / water cooled, skid mounted, oil injected screw type new air compressors having discharge pressure of 4.0 4.5 kg. / sq.cm. ( g ) complete with accessories & drive motor unit, two no’s – new conveying air receivers complete with pressure gauge, pressure switch, pressure relief valve & auto drain trap with manual by pass along with ms erw heavy duty conveying air pipes & piping work as required, two no’s ( 1w+1sb ) water cooled, skid mounted, oil free screw type new instrument air compressors having discharge pressure of 7 8 kg / sq.cm. ( g ) complete with accessories & drive motor unit, along with the lines and controls, two no’s ( 1w+1sb ) air dryer, two no’s 1w+1sb twin lobe fluidizing air blowers with electric air heater, flow pads, fluidizing pads for fluidizing of pneumatic conveying vessels along with heat insulated ms erw fluidizing air pipes & piping work , supply portionc ) utilitiesc2 transport air system for stage ii, six no’s. ( 4w+2sb ) water cooled, skid mounted, oil free screw type new air compressors having discharge pressure of 2.5 – 2.7 kg. / sq.cm ( g ) complete with accessories & drive motor unit, two no’s – new transport air receivers complete with pressure gauge, pressure switch, pressure relief valve & auto drain trap with manual by pass along with ms erw heavy duty conveying air pipes & piping work as required, two no’s. ( 2w ) silo vent fan complete with accessories & drive motor unit. these new set of 4working+2standby new compressor sets and 2 new transport air receivers are to be installed for two streams ( stage ii – a & b ) , supply portionc ) utilities c3 new 300mt intermediate fly ash silo fluidizing system, two no’s 1w+1sb twin lobe fluidizing air blowers with electric air heater, flow pads, fluidizing pads for fluidizing of intermediate fly ash storage silos along with heat insulated ms erw fluidizing air pipes & connected piping complete set , provision of direct loading facility of fly ash, from the proposed intermediate fly ash silo to the bulk ash conveying vehicles, provision of emergencies slurry operation arrangements from intermediate silo , supply portion d ) electricalsd1 one no. 3.3 kv ht board with bus coupler and outgoing feeders with vacuum contactors for conveying air compressors and transport air compressors and spare feeder. one no 415v, 3 phase, 4 wire, non drawout, free standing, floor mounted lt mcc with acb incomers & outgoing feeder as required forintermediate silo fluidizing blowers and lt loads power supply with feeders of each rating & type , supply portion d ) electricalsd2 one lot – 11kv / 6.6kv grade xlpe – frls armoured multistrand aluminium power cable, one lot 1.1 kv ( e ) grade frls pvc insulated, armoured aluminium power & armoured multistrand copper control cable & cabling work as required for fluidizing blowers and other lt loads in bidder’s scope of supply , supply portion d ) electricalsd3 one lot cable trays & accessories as required for power, control &instrument cable in present scope of supply , supply portion d ) electricalsd4 one lot power distribution boards, lighting distribution boards, junction boxes, local push button stations, local control panels, cable hard wares, …etc as required for the system under present scope of supply. , supply portion d ) electricals d5 one lot lighting system along with accessories for lighting of new compressor cum mcc room , supply portion d ) electricals d6 one lot earthing system around compressor room cum mcc room along with earth pits including interconnecting with nearby power plant earth grid riser for transformer neutral & electrical equipment earthing , supply portion d ) electricals d7 electrical side provisions to be included additionally: 1. on north & south side of 3.3kv ht ash handling switchgear in esp building ht bus may be extended and 2 new ht outgoing breaker modules to be incorporated to form 3.3kv bus with 2 incomer breaker modules for the new system. the overall maximum possible load is 1.25mva on each incomer, 2. lt supply 415v one incomer is to be taken from the existing lt switchgear oda bus @ 12mtr ( 630a sfu empty module no.14ra ) and the second incomer from the fwph 0db bus ( 630a sfu empty no.11re ) . on both incomer lt supply can be availed but 630a sfu module 2 nos is in the scope of supply. the overall maximum possible load is 630a on each incomer. also separate control transformer may be installed in dppcs lt board to take care of ac control supply requirement, 3. 2 nos 30kw empty module ( 6fa & 17fa ) is available in silo mcc but 30kw module 2 nos is in the scope of supply, 4. separate battery bank and charger may be provided for 3.3kv ht board to be formed newly for dppcs as the existing dc bank is just adequate to cater to the present load, 5. provision of db 63a sfu modules for welding and for ac lighting utilization, 6. provision of dc board for dc lighting , supply portion e. control & instrumentation e1 one lot field control, signal and instrumentation cable from field instruments to lcp / jb, , supply portion e. control & instrumentatione2 one lot impulse pipes and conduits , supply portion e. control & instrumentation e3 c&i side provisions to be included additionally: ? provision of instrument cable laying and termination from the field end to new plc panel, ? provision of separate plc rack panel with necessary plc controller, communication modules & i / o modules, etc., ? provision of the necessary control logics and its gui ( mimics ) – scada images with 1 no operator work station and 1 no engineering work station for the new plc, ? provision of existing plc to the new plc interface in order to exchange the data to dcs like intermediate silo level & feedback status, ? provision of separate ups with battery bank needs to be provided for the new plc & its accessories, ? for silo instrument, cable laying & termination along with necessary i / o modules at the existing slurry pump house plc panel room, ? provision of silo logic and mimics at the existing plc, provision of level switches for 16 nos frontline hoppers , supply portion g.miscellaneousg1. ) auxiliary cooling water system the auxiliary cooling water system for augmentation works to be taken from the existing cooling water fore bay by providing suitable pumps and pipelines, supply and circulation systems for the equipments as per the design requirements , supply portion g.miscellaneousg2 one lot mandatory spares ( 20% of spares & part components ) , supply portion g.miscellaneous g3 one lot commissioning spares as required for the system , supply portion g.miscellaneousg4 one lot consumables, testing appliances, tools & tackles as required for the system , supply portion g.miscellaneousg5 one lot first fill of oil & lubricants , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural work f1 one no two storied compressor room, ground floor for compressor sheltering with mcc room at first floor with intermediate floor for cable gallery near new intermediate silo area. this room shall house 3 nos. new conveying air compressors, 6 nos. of new transport air compressors, 2nos of instrument air compressors, 2 nos intermediate fluidizing air blowers and new lt mcc and connected equipments& panels , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural workf2 one no intermediate storage silo of capacity 300mt of steel construction complete with supporting structure , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural workf3 one lot rcc foundation as required for, intermediate silo and intermediate pipe supports , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural work f4 one lot intermediate pipe supporting columns with bend maintenance platform but without walkways as required for new pipes.these supports shall be only for the section between esp to new intermediate silo and from new intermediate silo to main existing pipe rack. wherever possible all other pipe racks and esp supports shall be used to the extent possible , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) f.civil & structural work f5 civil side works to be included additionally: 1. the foundation works for the compressors, fluidizing air blowers, air receivers & the pipe racks, with related building / structural provisions, 2. required civil modification works, rerouting of existing pipelines, and other connected works in compressor room and intermediate silo , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) h. h1 erection of the entire augmentation of dry fly ash handling system ( dppcs dense phase pneumatic conveying system ) on turn key basis, for the first two rows of esp fields to handle the fly ash collection from 16 no’s of front line hoppers, conveying to new intermediate fly ash silo and transporting to the existing 2x4152 mt rcc fly ash silo by pressurized pneumatic system , ( f&h ) erection, testing and commissioning of the entire dppcs ( integrated system ) h.h2 testing, commissioning and performance guarantee testing of the entire augmentation of dry fly ash handling system ( dppcs dense phase pneumatic conveying system ) , to prove the conveyance of 3200 tpd., i.e., 135 tph from the 16 nos of frontline hoppers to the main silo & handling over of the augmentation system in full shape to mtps ii...

Neyveli Lignite Corporation Limited - Tamil Nadu

29304131 supply of elastomer seal for 150 nb knife gate valve. one set of elastomer seal (2 nos). ,gasket for 150 nb knife gate valve. one set of gasket (2 nos).,secondary seal for 150 nb knife gate valve ,elastomer seal for 200nb knife gate valve. one set of elastomer seal (2 nos). ,gasket for 200 nb knife gate valve.one set of gasket (2 nos). ,secondary seal for 200 nb knife gate valve ,elastomer seal for 250nb knife gate valve.one set of elastomer seal (2 nos).,gasket for 250nb knife gate valve etc...

Neyveli Lignite Corporation Limited - Tamil Nadu

28695102 supply of pneumatic cylinder: 150 nb kgv, bore id: 158 mm & stroke 217mm +/ 10mm, set of one complete pneumatic power cylinder and set of one complete seals/o rings kit,pneumatic power cylinder 400nb knife gate valve, double acting type, cylinder bore id: 204mm or nearest standard size, valve stroke length: 420mm with adjustable and one complete set of seal/o ring kit....

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

25577791 procurement of 150nb knife gate valve with chain wheel operated , 150nb knife gate valve with chain wheel operated , 150 nb knife gate valve with ( chain wheel operated ) . technical specification1 ) end: wtmf ( pcd: 241 . 5mm ) 2 ) body: c . i ( is 210 gr . fg 260 ) 3 ) gate: astm a240 type 304 ( nitriding to appro . 600 1250 hv1 surface hardness ) equi . 570 bhn hardness , gate plate thickness: 10mm4 ) size: 150 nb5 ) body pressure rating: 11bar 6 ) max . temperature: 232 deg . celcius , 7 ) stem material: ss 316 , 8 ) chain wheel material: c . i ( is 210 gr . fg 260 ) . ( sample available at site ) * technical specification and dimensions as per drawing...

Bharat Heavy Electricals Limited - Tamil Nadu

25425332 tender for new suppliers required bhel ranipet ds181 ventilation system ds180 pre treatment plant ds167 side stream filtration system ds166 gas chlorination plant ds165 cw treatment plant ds164 silica analyser ds163 flow switch ds162 poly aluminium chloride ds161 rotameter ds160 solenoid valve enclosure box ds159 float and board level gauge ds158 illumination package ds157 temperature transmitters ds156 level transmitters ds155 pressure transmitters ds154 temperature guages with thermowell ds153 pr / diff.pr / electro magnetic flow transmitter ds152 ss, copper & brass pipes / fittings ds151 paddle wheel flow transmitter ds150 level transmitter ( ultrasonic / radar type ) ds149 level transmitters ( dp type ) ds148 level gauges ( float & board ) ds147 level switches ( float / displacer type ) ds146 ph instruments / orp instruments ds070 double comprsn ferrule type tube fittings ss 316 ds069 pp / cpvc / upvc wafer type butterfly valves ds068 conductivity analyser ds141 potassium permanganate ds140 sodium hydroxide liquid ( lye ) ds066 variable frequency drive panel ds065 upvc &cpvc pipes & fittings ( pn10&above ) ds064 plc system with instrument package ds139 hydrochloric acid ds138 sodium bi sulphite ds137 laboratory glasswares ds133 electronic weigh scale& digi. anal. balance ds131 lovibond comparators with discs ds110 sodium hypochlorite ds105 cleaning chemicals ds104 hydrate lime ds102 polyelectrolyte ds101 liquid ferric chloride ds061 cage type globe valve ds060 high flow catrige filter ds057 gripe type expandantion bolt ds056 galvanised ubolts ds054 neoprene rubber sheet ds052 ele. motor operated butterfly valves ds050 swing check valves wafer ds049 steel tank ds047 dm system large ds046 ss 316 high pressure flexible couplings ds044 ss seamless / erw tubes / pipes and fittings ds042 silent check valves hp ds041 hp ball valves ( manual, motor&pneumatic ) ds040 hp globe valves ds039 ss fasteners ds037 grp flanges ds036 grp pipes & pipe fittings ds035 gi piping and fittings for air line ds034 hp rubber hose ds031 lp piping upvc & cpvc ds030 rubber expansion bellows ds029 static mixers ds026 pneaumatic actuated bfv ds025 pp / cpvc / upvc ball ds024 lp butterfly valves ( manual ) ds023 eoh & monorail with motor driven trolley ds022 gaskets, rubber sheets & rubber mats ds019 frp / grp tank ds017 energy recovery unit ds016 membrane filter for sdi skit ds015 pressure vessel for membrane ds014 ro membrane ds012 uf system ( pressurised ) ds011 bwro skid ds010 hp pump with motor &acc ( stailess steel ds008 catridge filter assy ds007 dosing system ds003 pp pumps ds002 lp pumps fg037 abrasion resistant ( moulded ) frp grating fg036 rubber lining for absorber fg033 c276 fastners ( fgd ) fg026 spray pipes ( collaborators purchases ) fg024 glass flake lining fg022 recirculation pump fg021 mist eliminator fg020 limestone handling & gypsum handling system fg018 rack & pinion elevator fg016 slurry piping carbon steel with rubber lining fg015 gypsum dewatering system fg014 wet ball mill system fg013 emergency quenching system for ggh inlet fg012 flanges for absorbers and tanks fg011 pneumatically operated globe valve for process fg010 air cannon system fg009 slurry pumps fg008 pneumatically operated butterfly valves fg006 oxidation blower ( roots type ) fg003 manually operated butterfly valves fg002 motorized operated butterfly valves fg001 slurry valves ld025 shaft collars ld018 junction box ld028 s.s.fasteners ld031 vibro damper ld030 tube clip ld005 bearings 22238 ld019 heavy duty limit switch with lever ld027 bearing housing ld022 manual operated gear box / worm, ld002 electrical actuators for gates ld003 adjusting bolt ld004 air cylinder open / close bore dia upto 250mm ld006 blower with motor ld007 check valve pneumatic ld008 ss flexible hose ld009 crimping lug ld010 expanded metal ld011 filter cum lubricator pneumatic ld013 graphite filament packing / grafoil brg. ld016 isolation valve ld021 male connector / tee union ld023 nylon bush ld024 roller chain & bushed chain ld026 solenoid valve ld055 heater for seal air duct ld054 glass fiber rope with inconel wire ld053 ceramic braided rope ld051 intelligent / smart type actuator for gate ld050 electrical actuators for dampers ld049 air lock relay valve single acting ld048 air cylinder open / close bore dia above 250mm ld047 bushed chain ld045 fgd dampers ld044 lever boss, gland & bearing holder ld042 chain pin as per bps drg. ld037 blade block, blade lock, lock plate&blade lock pin ld036 wafer type swing check valve ld034 pneumatic actuator regulating ld033 set screw ball bearing rm010 carbon steel tubes erw cold drawn rm029 stainless steel shims rm002 plates alloy steel a 387 / a 588 gr. a &others rm022 forgings steel header rm008 carbon steel rounds rm030 stainless steel wire cold drawn rm036 carbon steel plates higher thickness rm001 plates alloy steel naxtra 70 their equivalent rm024 galvanised / ungalvanised wire, wire mesh rm028 stainless steel plates , sheets rm033 structural steel angles, beams and channels rm003 aluminium plates , sheets , coils & sections rm004 carbon steel bright bars rm006 coils carbon steel rm007 carbon steel plates , sheets ( upto 20mm ) rm009 carbon steel tubes erw black rm011 seamless steel tubes rm012 casting steel air preheater supp bearing housing rm014 castings grey iron rm015 castings non ferrous rm016 castings sg rm017 castings steel ( other than brg housing, support body ) rm018 coils corten steel rm019 erw hollows rm020 forgings open die carbon steel / ss ( other than blade rm021 forgings steel blade shaft rm023 forgings steel impeller rings rm025 non ferrous plates, sheets, tubes ( traders ) ( other rm026 steel rounds ( is 2062 only ) rm027 steel unequal angles rm031 steel flats gi rm032 steel tubes id controlled rm034 rerolled steel structurals rm056 c 276 clad plates rm055 casting steel tlt id fan bearing housing rm054 stainless steel tubes rm053 rails rm052 plates p355nh rm050 slitting of coils to specific widths rm048 sleeve bearing ( machined ) rm047 carbon steel tubes erw api grade rm046 stainless steel rounds rm045 corten sheets rm044 wide flanged beams / universal columns rm042 cold rolled sheet to spec astm b 575 uns n10276 rm041 shroud tubes rm040 alloy steel rounds rm039 steel flats rm038 forgings closed die sd273 helical compression springs sd279 strainer ( aps 075 ) sd387 gi flexible metallic conduit with fittin sd395 blade fixing screw / special adopter for bfs sd090 alloy steel eye hook & dee shackles sd158 insulators for esp sd194 nylock nut sd213 plain bearing sd231 retainer a & b sd303 valves sd364 knife gate valve sd378 rigiflex / spacer coupling for 500 mw sd015 emblem, direction, rating, warning, id plates sd050 caf jointing sheet is 2712 sd139 high tensile fasteners like hex.bolt , screws & nuts sd406 electro forged step treads sd028 bearing ( plummer block ) / housing with brg / brg acc sd118 flow switch sd396 u guide sd145 worthington hub sd243 lubricating oil pump sd054 ceramic fibre blanket insulation sd405 electro forged floor grills sd137 high pressure grease pump sd149 hydraulic couplings ( above 300kw ) sd181 main supply transformers sd230 resilient grid type coupling g sd287 taper lock bush & adaptor sd351 o rings ( indigenous ) sd377 industrial computer sd229 relief valve ( aps 072 ) sd003 actuators electrical ( regulating type ) sd031 bearing plate ( expansion ) sd063 connecting ring ( fully machined ) sd117 floor grills sd134 helical speed reducer sd186 miscellaneous items like typical fasteners , was hers sd221 pressure gauge with needle valve sd252 shaft pins sd271 split thrust collar sd238 rubber sheets sd061 compensating cable for thermocouple sd105 expansion joint ( non metalic ) sd144 hsfg washers sd200 opacity monitor sd250 self tapping screws sd380 universal joint assy sd023 aux control panel drawout type draw out type sd006 air breather sd391 pc add on cards serial, digital i / o rom sd393 illumination components sd402 self cleaning dynavane air filter & blow sd033 rod end assy sd097 du bush sd151 hydraulic mounting equipment with hyd.nut sd270 split pins , studs sd311 worm & worm wheel ( aps 271&272 ) sd025 antifriction bearings ( manufactures ) sd167 light assembly sd131 heat resistance glass sd059 esp clutch and coupling sd136 hex. head screw sd203 packing box and sleeve tube sd217 pop rivet sd019 ash level indicator ( cap type ) sd091 journal bearings ( high thrust / medium thrust / sd147 hvr / ec sd163 junction box sd183 metallic bellow assy sd196 oil filters sd212 pipe fittings ermeto type sd225 rapper control panel sd280 stretching device sd304 vibration monitoring system ( imported ) sd360 oil level guage sd370 name plates sd390 over running clutches sd403 colour coated roofing sheet sd012 angular joint / articulate joint sd035 bearings ( support & guide ) sd064 connecting / adjusting screw sd100 electric motor lt ( upto 90 kw ) sd115 flexible coupling pin type / tyre sd265 special fasteners, washers in alloy steel & stain less steel sd267 main drive speed reducer: type i, type ii, type iii & 8apb sd272 spring elements for regi flex coupling sd275 steam coil air preheater sd277 step tread sd282 support bearings sd285 swivel joints ( barco ) sd290 thermocouples / thermowells sd291 thermostat sd296 trunnion bolts sd298 turbine drive for fan sd299 turbine drive for fan ( indigenous ) sd307 water washing hose assembly sd308 wda rope is 4687 sd310 wire rope sd312 worm gear reducers ( 2 stage ) sd352 lock nuts & lock washers sd354 link chain assembly sd362 nilos rings sd363 impeller blades forged raw 16 size sd371 communication interface module sd373 pc termination box sd375 wear liners for impeller & ogv sd379 bearings miscellaneous sd383 cable tray supports and accs. ( bolted ) sd143 hsfg bolts, nuts sd146 lock bolt and collar sd148 hydraulic coupling ( upto 300 kw ) sd150 hydraulic lifting cylinders sd154 forged aluminium blades ( finish machined ) sd156 inner arm sd160 interlocks sd166 lifting eye bps 6181 0130 sd169 limit switch sd172 worm gear jactuator with rotary limit switch & sd174 local push button start / stop sd177 lub oil filters sd178 lub oil regulators ( fine throttle ) sd179 lub oil system sd182 dial thermometer with thermowell sd193 spray nozzles sd195 oil coolers sd198 on off switch ( aps 128 ) sd199 one way clutch sd201 outer arm sd202 oxygen, nitrogen sd207 perforated sheet galvanised & ungalvanised sd210 pins for pin rack sd211 pipe fittings sd214 resistance temp detector with thermowell sd220 pr. transmitter sd226 doors ( manhole door, access door & inspn door ) sd228 spacer coupling ( regiflex type ) sd232 rivetting gun sd233 rock wool mattress ( bonded & unbonded ) sd235 rotary feeder sd241 scrapper / chain conveyor sd255 shaft seals ( simmer rings , nut rings, oil remover ) sd258 sliding plate ( teflon plate ) sd022 aux control panel non drawout type non draw sd024 bapcon all types sd029 bearing ( spherical plain ) sd030 flanged bearing housing sd034 self lubricating bushes sd037 flat nibbed bolt sd041 cable ( flame retardent low smoke ) sd042 cable tag sd045 cables lt power al sd046 cables cu control sd047 cables cu screened sd057 circlips sd058 clips sd067 expansion joint ( rubber ) sd068 aux fan with motor ( cooling / sealing / penthhouse sd072 cover for bearing sd074 locking discs / serrated washers sd075 d.p. gauge sd083 dial gauges sd084 dial plates sd085 differential pressure switch sd088 disconnecting switch ( manually operated ) sd101 eoh, motor trolley&chain pully with geared troley sd107 fasteners sd109 fibre glass wool sd110 filter regulator lubricator sd111 individual thermocouple assy sd113 flat sealing ring sd114 flexible coupling ( love joy ) sd116 flexible hose ( rubber ) sd119 fluid coupling sd121 galvanising job sd122 gaskets ( neoprene rubber ) sd123 gate valves sd125 geared motor sd128 go switch sd133 heating elements sd135 hex bolts, screws&nuts , propertyclause gr. 4, 4.6 sd009 air receiver sd032 bearing housing assembly ( casting finish machined sd039 bronze bush sd043 cable trays ( ladder type ) & with cover & sd052 carbon bush sd055 chains for gates / sprocket sd066 control rod / control slide sd087 discharge rod sd098 earthing cable sd209 pinion sd222 pressure switch sd264 solenoid valve sd004 actuators pneumatic sd005 adaptor ( esp ) sd008 air motor with accessories sd014 antisieze thread lubricant sd598 los spares sd597 rigid coupling sd596 recovery esp chain & scrapper conveyor sd595 vibration transmitter sd594 gf slip on / pin type coupling sd593 gf sintered / bronze flange bush sd592 gf hp rubber hoses sd591 gf oil / grease seals sd590 gf o rings sd589 gf spring & wavy washer sd588 gf gaskets sd587 gf fittings grease nipple & beaded plug sd586 gravimetric feeder conveyor belt sd585 gf bearings sd584 gf bronze hd pulley bush sd583 gf fittings brass / gi / cs / as sd580 electrical actuator for fan blade pitch control sd579 oxygen analyzer sd578 heating element baskets ( dnf profile ) for raph sd577 triplex high pressure pump with motor sd576 round corner pieces for metallic expn bellows sd575 alcs components ( spares ) sd574 esp electrical panel loose items sd573 peek mod sheet sd572 hot end & cold end multimedia cleaing device sd571 steam turbine spares ( level indicator ) sd570 sliding block ( peek mod ) sd569 steam turbine governor sd568 hand held programmer sd567 support jack sd566 sliding contactor sd565 blade fixing bush ( al&gs type ) for tlt fans sd564 current transformers sd563 laptop sd562 iam ali controller & its accessories sd561 micro controller based alcs for air preheater sd560 media converter &accessories for optical f cable sd559 optical fiber cable sd558 insulator tube, bush, spacer etc ( alcs components ) sd557 inner race ( ina rings ) ( manufacturers ) sd556 forged aluminium blades ( unmachined blades ) sd555 reversible two stage wg reducer with elect motor sd554 flexible gear coupling sd553 ccmt 1204 insert sd552 ball valve sd551 copper alloy non return valve sd550 copper alloy gate valve sd548 cam clutch box sd547 speed reducer 5apc sd543 speed reducer 8apb & 9apb sd542 speed reducer type ii sd541 speed reducer type i sd540 speed reducer type iii sd539 speed reducer 3apc sd538 digital input module sd537 spring supported shaft seal sd536 torque limiter sd534 ptfe sheet & parts sd533 blade shaft bush for tlt id fan sd532 expansion plate ( small&big ) sd531 rotating lifting eye sd530 tlt fan components ( all colloborator purchases ) sd529 non asbestos ceraamic cloth sd528 compressed non asbestos gasket ( high temp sd527 compressed non asbestos gasket ( low temp ) sd526 non asbestos graphite rope sd525 axial thrust ball bearings ( modified ) sd523 rf communication module sd522 analog input module sd521 serial device server and ethernet switch sd520 accessories to aviation lamp sd519 colour laser jet printers sd518 cast iron blades sd517 passenger cum goods elevator sd516 upper rotor post pin with washer sd514 agitators for slurry tanks and drain pit sd511 angular position transmitter sd509 ss bellow joint ( setting & indicator shaft assy ) sd508 brgs for setting & indicatng shaft assy. sd506 main drive speed reducer 9apb sd505 flexible conduit with end connector sd502 frp cable trays sd501 acoustic enclosures for fans sd500 mounting & dismtng device for tlt500 sd499 level transmitter sd498 elevator for fgd system sd497 washers pnchd, m / c, pln, tapr, sq., cdm coat sd496 screw pumps for fanslos sd495 piston ring sd494 temperature transmitter sd493 hydraulic actuating device sd492 pc interface / add on card sd491 retractable cleaning device sd489 bag filter sd485 pressure reducing valves sd484 electrical components sd479 gate valves for fgd system sd478 parallel key sd477 saddle coupling sd473 adjusting ring sd472 drift and taper pin sd468 gas to gas heater sd463 frp junction box / lss push button station sd462 enamelled heating element sd460 rapcon sd457 slow turning device assembly sd455 machined components misc sd454 5 apc reducer & spares ( imported ) sd453 speed reducer type ii sd452 aluminium ladder sd451 centrifugal clutch coupling sd448 ios panel sd447 statcon panel sd446 rapcon panel sd444 esp switchgear panel drawout type sd442 lt main switch board drawout type sd441 gas analyser sd440 pipe clamp sd437 cast aluminium blades ( finish machined ) sd436 cast aluminium blades ( unmachined ) sd435 pillow block & accsrs upto 8 ( except 7 ) sd433 adopter for sofn brg housing sd002 actuators electrical ( open / close type ) sd431 tlt fan components ( machining parts ) sd430 hot air flushing system sd425 panel type heater for hopper sd424 sheet metal clamp sd420 electric motor lt ( above 90 kw ) sd419 pillow block & accessories ( above 8 ) sd418 pillow block & accessories ( 7 xc ) sd417 lifting handle sd416 spherical handle sd415 set ring for ep shaft sd073 crimping lugs ( for gi wire ) sd369 aviation lamp sd409 weld mesh sd408 speed reducer type iii...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

16730648 supply of 1 250 nb knife edge gate valve 2 200 nb knife gate valve 3 350 nb c.i gate valve 4 300 nb c.i gate valve as per is14846 5 125 nb c.i gate valve as per is14846 6 1250 nb cast iron gate valve. 7 200 nb cast iron gate valve as per is14846 8 150nb cast iron gate valve 9 50 nb c.i gate valve for flushing nozzles. (hand wheel operated) 10 32 nb c.i gate valve for flushing nozzles. (hand wheel operated) 11 25 nb c.i gate valve for flushing nozzles. (hand wheel operated) 12 80 nb c.i plug valve 13 300 nb nrv (cast carbon steel) class 150 14 125 nb nrv (cast carbon steel) class 150 15 250 nb cast carbon steel nrv, class 150 16 100 nb c.i plug valve for tube settler discharge and sludge pump suction 17 80 nb cast carbon steel nrv, class 150...