Latest vacuum valve Tenders | Government vacuum valve Tenders

Central Government And Public Sector

CTN :45440169

15 Jun, 2026 NA

Raipur - Chhattisgarh

Tender For supply of shunting contactors type tcp-718-m16-4 to clw's drawing no.- 1twd.111.111, alt.-10 or latest and spec. no.4 tes.110.001 or latest.(arc chute to clw's spec. no. - 4tms.000.022a, alt.- 4 or latest.) and electrovalve assly. to clw's spec. no.- 4ttt/111/002, alt.- 2 or latest [ warrantyperiod: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

Central Government/Public Sector

CTN :45388003

22 Jun, 2026 NA

Goa - Goa

Tender For supply of supply of pressure vacuum valves

Central Government/Public Sector

CTN :45338394

08 Jun, 2026 NA

Mumbai - Maharashtra

Tender For supply of vacuum valve g-1/2 inches to rcf drg. no. lw63150, item-3, alt-e (for roof water tank 30 litres mounting of lhb coaches). [ warranty period: 30 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45263257

23 Jun, 2026 NA

Delhi - Delhi

Tender For supply of uhv deposition chamber - uhv chamber specification (vacuum better than 2 10-9 mbar uhv) chamber overview spherical (diameter 14 ) or equivalent square shaped uhv chamber with support frame equipped with three (3) x 2-inch magnetron sputtering sources. all cf flanges and uhv viewports/ss blanks, three (3) x 2-inch magnetron sputtering sources. each sputtering source has an individual gas inlet line for process gases. all cf flanges., substrate holder : diameter: 2 inches; heating molybdenum heater capable of heating substrate (a) from room temperature (rt) to 800 c during rotation and (b) from room temperature to 1000 c without rotation. rotation: substrate holder can rotate continuously, driven by a stepper motor. variable speed from 0 to 10 rpmmovement: up / down vertical movement of total 25mm to adjust substrate position during deposition sputtering geometry: one sputtering source mounted parallel to the substrate surface, tilt adjustable. two sputtering sources mounted confocally at an angle relative to the substrate. base pressure: lower than 2 10 mbar (ultra-high vacuum)., vacuum pumping system: turbo molecular pump: pfeiffer hipace300 / edwards next 300 / leybold turbovac 350i with cf100 flange or equivalent with integrated controller, ion pump with controller: included to maintain uhv vacuum levels and provide clean pumping., backing pump: pfeiffer hiscroll 12 / edwards nxds 15i / leybold scroll vac 15 plus or equivalent dry scroll pump used to back tmp, gate valves : one cf100 and one cf150 manual gate valves for isolating the chamber from the pumping systems as well as throttling, vacuum gauges and measurement: one cold cathode gauge with readout capable of measuring vacuum pressures down to1 10-10 mbar for precise uhv monitoring., one capacitance manometer gauge with measurement range from 1 10-1 to 1 10 mbar for accurate pressure reading during deposition phase, gas delivery system: two independent mass flow controllers (mfcs):a. one mfc (0-100 sccm) for argon gas feeding to all three sputtering sources via high vacuum valves.b. one mfc (0-100 sccm) for nitrogen gas feeding directly into the chamber with its own high vacuum valve.gas lines for ar and n2 are physically separated to avoid cross-contamination., chamber access and viewports: 1. two view ports installed on the chamber, each equipped with manual shutters. 2. access ports for gauges, pump, gas inlet and few spares for future upgradation., baking capability: entire chamber designed to bake-out at 150 c to reduce contamination and out gassing during operation, cooling capability : water manifold with flow switch / flow meters, near uhv chamber specification: chamber overview: spherical (diameter 14 ) or equivalent square shaped uhv chamber with stand., three 2-inch magnetron sputtering sources, each with individual gas inlet. all cf flanges and uhv viewports/ss blanks., substrate holder: a. diameter: 2inches; heating : molybdenum heater capable of heating substrate (a) from room temperature (rt) to 800 c during rotation and (b) from room temperature (rt) to 1000 c without rotation b. rotation : substrate holder driven by stepper motor. variable speed from 0 to10 rpmmovement: up / down vertical movement of total 25mm to adjust substrate position during deposition sputtering geometry: one sputtering source mounted parallel to substrate surface (tilt able preferred). two sputtering sources mounted confocally at an angle. base pressure : lower than 5 10 mbar (near uhv)., vacuum pumping system: turbo molecular pump : pfeiffer hipace 700 / edwards next 730 / leybold turbo vac 900 ix or equivalent with cf100 flange and integrated controller, suitable for near uhv vacuum., backing pump: pfeiffer hi scroll 12/edwards nxds15i / leybold scroll vac 15 plus or equivalent dry scroll pump used to back tmp, gate valves: one cf150 manual gate valve to isolate / throttle chamber from pumping system, vacuum gauges and measurement: cold cathode readout capable of dis

Central Government And Public Sector

CTN :43012931

30 Jun, 2026 NA

Thane - Maharashtra

Tender For corrigendum : supply of procurement of spares and service part of 10 yearly overhauling of generator circuit breaker c c -contact aux ch part no hbl956327001 , kit c m chambre auxiliaire avec clapets part no hbl956327102 , seals for station contactandauto bl valve part no hbl956328001 , parts for station contactandauto bl valve part no hbl956328101 , seals for insertion resistor part no hbl955518001 , seals for locking valve part no hbl956333001 , seals for ctl valve openingandclosing part no hbl957148001 , kit pieces valve de commande ch auxil part no hbl957148102 , seals for enclosure part no hbl957422003 , seals for check valve part no hbl955939001 , seals for venting valve of muffler part no hbl955814001 , seals for inspection port hole part no hbl956021001 , seals for pneumatic ctl cubicle part no hbl957504001 , valve part no hbl271408003 , parts for ctl pneumatic relay and its receive part no hbl956430101 , seals for pneumatic block part no hbl955777002 , parts for pneumatic ctl block part no hbl955777101 , seals for standard electrovalve part no hbl955778001 , parts for standard electrovalve part no hbl955778101 , switch part no hbl 02555811 , switch part no hbl 02555809 , filter part no hbl956872001 , o ring part no hbl 02445261 , o ring part no hbl 02445267 , valve part no hbl272595001 , set of valve diam 18 for pneum block part no hbln55042701 , parts for auto bleeding valve part no hbl957798101 , seals for close checking sw and ctl device part no hbl955697001 , complementary consumable kit part no hbkitpdr 1 grease si33 part no hbl 01835217 qty 2 nos , 2 vaseline grease 80 gr part no hbl 01835106 qty 10 nos , lock washer kit , set of springs , set of springs for order valves , additional spares part , seals for auto bleeding cabinet part no hbln55132401 , set of seals automatic bleeding part no hbl957798002 , servicing of 10 yearly overhauling of gcb type pkg2v scope of job attached servicing to be completed within 30 days after start of job

CTN :45117467

26 May, 2026 NA

Izatnagar - Uttar Pradesh

Tender For supply of vacuum valve g-1/2 inches to rcf drg.no.lw63150, item-3, alt-e (for roof water tank 30 litres mounting of lhb coaches) . [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :45210098

08 Jun, 2026 NA

Ratlam - Madhya Pradesh

Tender For supply of vacuum valve g 1/2 inch (with top brass cap and bottom brass ntpple) item no 3 drgno lw 63150 alt d [ warranty period: 30 months after the date of delivery ] ]

Central Government / Public Sector

CTN :45166150

23 May, 2026 NA

Hyderabad-T - Telangana

Tender For supply of set of purge-o-mat automatic float air vent valve and vacuum valve for roof watertank 30l mounting for lhb coaches as per attached annexure to rcf drg no: as perdescription. accepted make - watts industries italy; additional description - air vent valve withbottom shut off valve and vacuum valve with top brass cap and bottom brass nipple which is required forfitment [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :45154151

20 May, 2026 NA

Bhusawal - Maharashtra

Tender For supply of set of air vent valve (01 no) and vacuum valve (01 no) for roof water tank for lhb coaches. as per drg. no. lw63150 alt e or latest, item no. 3 & 4 specn: as per drawing. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44968086

13 May, 2026 NA

Ratlam - Madhya Pradesh

Tender For supply of vacuum valve g 1/2 inch (with top brass cap and bottom brass ntpple) item no 3 drgno lw 63150 alt d [ warranty period: 30 months after the date of delivery ]

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