Latest tunnel ventilation machine Tenders | Government tunnel ventilation machine Tenders

Central Government And Public Sector

CTN :45525671

13 Jul, 2026 38.80 Lacs

Mumbai - Maharashtra

Tender For renovation of supply air-conditioning system of k-4 and k5 with other accessories for rlg, barc, mumbai - design, fabrication, supply, installation, testing and commissioning of chilled water base double skin 10000 cfm ahu (without blower) as per clause no. 01 of technical specification., supply, fabrication and installation of ms supporting structures as per clause no. 02 of technical specification., design, supply, fabrication and installation of galvanized steel sheet for discharge air ducts as per clause no. 03 of technical specification., supply and installation of magnehelic gauge pressure range 0 to 25 mm wc including fittings as per clause no. 04 of technical specification., supply and installation of pressure gauges (0 to 7 kg/cm2 range) including fittings and ss ball valve as per clause no. 05 of technical specification., supply and installation of bar stock type ss thermowell with temperature guage as per clause no. 06 of technical specification., supply, fabrication, welding, installation, testing & commissioning of 80 mm nb schedule 40 carbon seamless steel pipe line including fittings as per clause no. 07 of technical specification., supply, fabrication, welding, installation, testing & commissioning of 100 mm nb schedule 40 carbon seamless steel pipe line including fittings as per clause no. 07 of technical specification., supply, fabrication, welding, installation, testing & commissioning of 125 mm nb schedule 40 carbon seamless steel pipe line including fittings as per clause no. 07 of technical specification., supply, installation, testing & commissioning of 50 mm size cpvc pipe with fittings as per clause no. 08 of technical specification., supply, installation, testing and commissioning of 100 nb mm dia flange ended gate valve ( ci body and gun metal internal)with suitable fittings and counter flanges for pipelines as per clause no. 09 of technical specification., supply, installation, testing and commissioning of 80 nb mm dia flange ended gun metal gate valve with suitable fittings and counter flanges for pipelines as per clause no. 9 of technical specification., supply, installation, testing and commissioning of 80 nb mm dia globe valve with suitable fittings and counter flanges for pipelines as per clause no. 10 of technical specification., supply and installation of all-around cold insulation saddles for chilled water pipeline along with fixing fittings as per clause no. 11 of technical specification., supply and installation of aluminium construction powder coated air diffuser along with volume control damper as per the clause no. 12 of the technical specification., supply and installation of 38 mm thickness close rubber cell cold insulation of classo fire rating followed by aluminium clading as per clause no. 13 of technical specification., supply, fabrication, installation and commissioning of the ss structural material including ss hardware. as per clause no 14 of technical specification., fabrication, supply and installation of ss construction multilouvered volume control dampers (vcd) along with electricaly operated modulating type actuator as per clause no. 15 of the technical specification., supply, fabrication and installation of plenum connection to existing blower as per clause no 16 of the technical specification., dismantling, segregation, removing & shifting of various equipment like ahu, insulated pipes along with supports, fittings, valves etc. as per the clause no. 17 of the technical specification.

Central Government And Public Sector

CTN :45549700

27 Jul, 2026 NA

Patiala - Punjab

Tender For corrigendum : supply of air diffuser to clw drg. no. 1209-08.430-181. [ warranty period: 30 months afterthe date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

State Government

CTN :45537709

22 Jun, 2026 33.47 Lacs

Kullu - Himachal Pradesh

Tender For name of work:- restoration of rain damages to sewerage scheme bhuntar town in tehsil bhuntar distt. kullu (h.p) (sh:- providing and fixing twin lobe air blower of 40 hp, diffuser and other allied accessories at stp mela ground bhuntar.) estimated cost=33,47,165/- earnest money=70,000 time= 2 months

CTN :45230122

22 Jun, 2026 62.75 Lacs

Ganganagar - Rajasthan

Tender For corrigendum : repairing/ reconditioning/ overhauling of bfp cartridge assembly (fk6d30) with replacement of worn out parts including dynamic balancing of rotating parts - impeller wear ring eye side , impeller wear ring neck side, , balancing drum, , floating seal, , lock nut for thrust collar, , lock washer for thrust collar, , shaft keys, , balancing drum nut, , balancing drum lock washer, , impeller abutment rings, , mandatory spares of stator, , ring sections packing rings, , suction guide wear ring, , diffuser wear rings, , discharge cover bush, , mechanical seals (make : eagleburgmann/ flowserve), , thrust bearing (make: michell), , journal bearings set (make: michell), , oil guards, , o-rings set (for ring section, water jacket, seal body, interstage etc.), , fasteners (bolts, nuts, screws, studs, plugs etc.), , back up rings, , air breather with adaptor, , copper coated gasket, , optional items of rotor, , shaft with keys, , impeller 1st stage, , impellers inter stage, , oil thrower/ oil retaining ring, , thrust collar, , coupling nut, , coupling keys, , thrust collar nut, , optional items of stator, , diffuser inter stage, , end diffuser

Central Government/Public Sector

CTN :45291361

12 Jun, 2026 NA

Nashik - Maharashtra

Tender For corrigendum : tender for supply of stay rod , fork end , piston rod , axle nut , nut , nut , pin-link , recoil sleeve , air head lh , air head rh , radius rod pin , pin-link , locking sleeve , bolt , separator , eye end , cap , bracket-rear pick up , fitting - 25 dia rigid flexible , fitting - 25 dia rigid flexible , adapter , fitting - lee nrv , fitting - dc pump outlet , banjo body - bp outlet , vent junction , eye end-kn6e , piston , eye end , special bolt , screw shaft , adaptor , bleed adaptor , bleed screw , adaptor , adaptor dia 10 , adaptor 12 to 06 dia , port union , special adapter , special adapter , special adapter , diffuser , tray rod , spacer

CTN :45445482

22 Jun, 2026 18.68 Lacs

Pathanamthitta - Kerala

Tender For maintenance of sewage treatment plant of kap 3 rd battalion, adoor, pathanamthitta - revamping of the existing sewage treatment plant having water consumption 98 kilo litre /day for kap 3rd battalion, adoor, pathanamthitta)-general mechanical work - general-maintenance of sewage treatment plant of kap 3 rd battalion, adoor ,pathanamthitta -revamping of the existing sewage treatment plant having water consumption 98 kilo litre /day for kap 3 rd battalion,adoor, pathanamthitta -general mechanical work - supply and fill dry bed media, od33450/2025-2026:supply and fill dry bed media (1.5-inch and 3/4 inch pebbles), supply ,installation and commissioning of 3 nos chemical dosing pumps ,suitable chemical storage tanks ,chemical piping,valve and, od39368/2025-2026:supply ,installation and commissioning of 3 nos chemical dosing pumps ,50 ltr chemical storage tanks ,chemical piping,valve and fittings , complete installation and testing, supply, installing ,testing and commissioning of fine bubble diffuser 90 mm 1 m air flow rate 8 -12 m /hr ., od33396/2025-2026:supply, installing ,testing and commissioning of fine bubble diffuser 90 mm 1 m air flow rate 8 -12 m /hr ., supply and installation of blower (7.5 hp) a1 blower and a1 4175 electrical motor, od33397/2025-2026:supply and installation of blower (7.5 hp) a1 blower and a1 4175 electrical motor, supply and installation of submersible grinder pump 1 hp lubi/equt, od33399/2025-2026:supply and installation of submersible grinder pump 1 hp lubi/equt, supply, installation, testing and commissioning of filter feed pump (7.5 hp), od33432/2025-2026:supply, installation, testing and commissioning of filter feed pump (7.5 hp), supply, installation, testing and commissioning of motor lubi/equt, od33433/2025-2026:supply, installation, testing and commissioning of motor lubi/equt 3 phase 5 hp, supply, installation, testing and commissioning sludge pump (2 hp) 3 phase lubi, od33434/2025-2026:supply, installation, testing and commissioning sludge pump (2 hp) 3 phase lubi, supply installing ,testing and commissioning of bar screen (s.s) (40kg ) 304 ss steel (1*40000) 1 hr 10ltr-15ltr capacity, od33210/2025-2026:supply installation, and commissioning of bar screen consisting of 304 ss steel, 1 hr 10ltr-15ltr capacity, supply and fill media in pressure sand filter, od33613/2025-2026:supply and fill media in pressure sand filter ,pebbles( silex 10mm,silex 6mm, and silex 4 mm), supply and fill media in activated carbon filter ., od33615/2025-2026:media fill in activated carbon filter, supply and installation of mbbr media (white colour), od33596/2025-2026:supply and installation of mbbr media (white colour) 60bag -, supply and fittings of various types of pvc,upvc pipes ,pipe fittings and suitable valves etc. to completemplet(not including installation and pipe line fittings of dozing pump and tanks), od34309/2025-2026:supply and installation of 4-inch pvc (6 kg)with cost of pipe and all pipe fittings like bend, coupling etc, cost of valves, laying charges, transportation cost, any additional labour etc complete, od34338/2025-2026:supply and installation of 2-inch pvc (6 kg)with cost of pipe and all pipe fittings like bend, coupling etc, cost of valves, laying charges, transportation cost, any additional labour etc complete, od34339/2025-2026:supply and installation of 1.5-inch pvc (6 kg)with cost of pipe and all pipe fittings like bend, coupling etc, cost of valves, laying charges,, od34341/2025-2026:supply and installation of 2.5 " upvc pipe with cost of pipe and all pipe fittings like bend ,coupling etc.cost of valves ,laying charges, transportation cost any additional labour etc. to complete, supply of electrical panel board with relays, timers, elcb, mcb(6a,10a,16a & 20a ), 50a-dc ammeter, shunt dc, push buttons,, od34593/2025-2026:supply of electrical panel board with relays, timers, elcb, mcb(6a,10a,16a & 20a ), 50a-dc ammeter, shunt dc, push buttons, indicators, heat sink, 40a-manual ch

State Government

CTN :44491922

16 Jun, 2026 95.87 Lacs

Anuppur - Madhya Pradesh

Tender For corrigendum : work contract for overhauling and repair/refurbishment of boiler feed pump cartridge (model fk6d30 weir make) along with supply of spares for bfp of 210 mw unit atps chachai. - impeller wear ring (eye) (1 set = 1+5 nos.) , ring section wear ring (1 set = 1+5 nos.) , impeller wear ring (neck) (1 set = 5 nos.) , diffuser wear ring (eye) (1 set = 5 nos) , thrust pads (1 set = 16 nos.) , balance drum , balance drum nut , balance drum lock washer , journal bearing glacier type de (1 set = 2 halves) , journal bearing glacier type nde (1 set = 2 halves) , o rings & back up ring , balance drum restriction bush size - 194mm , locking screws , thrust collar nut & washer , oil guard (1 set = 3 nos.) of & you , oil thrower (1 set = 3 nos.) the & then , mechanical seal complete for de & nde (make-flowserve) , copper coated gasket , set of fasteners , air breather (1set= 2 nos) , coupling nut , spring disc , thrust bearing split oil seal , thrust collar , stellite bush , dowell pin , impeller abutment ring (1 set = 5 nos.) , impeller (1 set=6 impellers) , thrust pad carrier ring for de & nde , diffuser (1 set 6 diffusers) , ring section (1set=5nos) , pump shaft keys & nuts , inboard bearing housing , outboard bearing housing , water jacket for the & you (1set=2 pcs) , suction guide seal housing with plugs de & nde (1set=2

CTN :45430411

10 Jun, 2026 NA

Birbhum - West Bengal

Tender For procurement of fasteners and miscellaneous items for unit -5 ahp overhauling at bktpp. - materials, fastener ht bolt m16x80 hex head full thread,grade.10.9 ( with one nut & one washer, moc :ht gr. 10.9 make:unbrako ), fastener,m16x75,hex head for ahp bktpp moc: ht grade 10.9,01 set= 01 bolt + 01 nu ( full thread, make:unbrako. ), bolt, hex hd, m16x70, gr 10.9, ft, ht as per is:1364, iso4014/4017, thread: iso metric (coarse) 6g as per is:4218, material: high grade alloy steel-property class-10.9 as per is:1367 ( full thread, with one nut & one washer. make:unbrako. ), bolt,hex head,m12x50,fu for ahp bktpp moc: ht,grade 10.9; 01 set= 01 bolt + 01 n ( 01 set = 01 bolt (full thread) + 01 nut + 01 washer moc : ht 10.9 grade make:unbrako. ), bolt,hex head,m20x75,fu for ahp bktpp moc: ht,grade 10.9; 01 set= 01 bolt + 01 n ( full thread, one bolt + one nut + one washer, make:unbrako. ), fastener,m20x60,hex head for ahp bktpp moc: ms,01 set= 01 bolt + 01 nut + 01 wash, bolt,hex head,m20x110,f for ahp bktpp moc: ht,grade 10.9; 01 set= 01 bolt + 01 n ( moc: ht,grade 10.9; 01 set= 01 bolt + 01 nut, make:unbrako. ), bolt,hex head,m20x100,f for ahp bktpp moc: ht,grade 10.9; 01 set= 01 bolt + 01 n ( full thread 01 set= 01 bolt + 01 nut + 01 washer, make:unbrako. ), csk head screw m16x40 ( moc: ss 316, csk head, allen bolt. ), htbolt,cskhead,m16x50mmft,gr10.9,w/htnut # ( moc: ss 316, csk head, allen bolt. ), htbolt,cskhead,m16x75mmft,gr10.9,w/htnut # ( moc: ss 316, csk head, allen bolt. ), pipe bend (short),100nb,90 deg for ahp bktpp moc: ms is:1239,heavy grade,without flange ( thickness not less than 8.58mm ), elbow ms-25 nb # ( thickness not less than 4.55mm ), pipe bend (short),65nb,90 deg for ahp bktpp moc: ms is:1239,heavy grade,without flange ( thickness not less than 7.01mm ), pipe bend-90 deg,40nb,ms # pipe bend-90 deg 40nb ms is: 1239 heavy grade.(without side flange). ( thickness not less than 4.55mm ), audco sealant no. 733 # type: cartridge lubricant# for plug valve of ahp, valve,check,15nb for 12x10 diffuser feeder air line ahp-1 bktpp moc: ci, union,ms-25 nb, union,ms-15 nb, nipple ms-25 nb, tee,1/2 in for 12x10 diffuser feeder air line ahp-1 bktpp moc: gi,with all ends inside threaded ( moc: ms ), ht bolt m20x70 hex head,grade 10.9 full thread ( make: unbrako. 1 no=1 set of 01 bolt + 01 nut + 01 washer. ), bolt with nut,ms hex head,washer,m12x60 # bolt with nut ms hex head bolts along with nut and washer size: m12x60 grade-4.6 part thread ( 01 no: 01 no bolt + 01 no nut + 01 no washer. full thread. ), bolt m24x100 hex head with nut ss m24x100 (full thread) hex head bolt with nut material-s.s ( 01 no: 01 no bolt + 01 no nut + 01 no washer. full thread. )

Central Government/Public Sector

CTN :45437611

26 Jun, 2026 NA

Chittaranjan - West Bengal

Tender For supply of air diffuser for wag-9hc loco as per drg./specn. no. 1209.08.430-181.category no. s/9/0015. [ warranty period: 30 months after the date of delivery ] ]

CTN :45451307

15 Jun, 2026 3.79 Lacs

Bardhaman - West Bengal

Tender For supply of room freshner godrej diffuser , air wick freshmatic refil 250ml , ajanta wall clock , cartridge 137a , cartridge 925 , cartridge 071

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