Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited

Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited has published Bids Are invited for Servicing of motor operated M-BFP discharge isolation valves, control & isolating valves on feed water lines, Ist/IInd discharge NRVs of M-BFP, manually operated gate/globe valves installed of HP lines on Turbine side. Size: 250~300mm, Design press.: > 40 Kg/cm2, temp.: 250 oC , Servicing of motor operated discharge isolation valve, Ist / IInd. discharge NRVs of T-BFPs, control & isolating valves on feed water lines. Size:350 mm,Design press.: 219~302 Kg/cm2, temp.:210 oC , Servicing of feed water minimum flow isolation valves, pneumatically operated control valves on Turbine side. Size:150 mm, Pr. : 219~224 Kg/cm2 , Servicing of motor operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves Size:150~250 mm & manually operated valves of Size: 15~100mm installed on HP lines. motor operated valves. Size: 25~100 mm Pr.> 40 Kg/cm2 , Servicing of hydraulic operated HP Bypass spray water control valves, spray isolation valves, NRVs on Turbine side. Size:100-150mm, Pr. : 152 Kg/cm2. , Servicing of HPH 5A, 5B, 6A, 6B Extraction steam valve, check valves. Size: 250mm, Pr.: 40~51Kg/cm2 , Servicing/Overhauling of CRH reverse current valve. Size:900 mm, Pr: 51 Kg/ cm2. , Replacement of HP / LP valves of different Floors by cutting of damaged valve & welding of new valve. Size: 08~25 mm. , Replacement of flange gasket of HP/LP valves & piping on per mm dia.basis of valve. , Replacement of gland packing with new one of HP / LP Valves on per mm dia. basis of valve. , Replacement of HP / LP Heater man hole flange gasket. , Servicing of HPH - 5A/5B, 6A/6B, LPH-2&3, deaerator & Gland steam header safety valve. , Servicing of suction relief valves of T-BFPs / M-BFPs / CEPs / LPHs / HPHs and safety valves of main air ejectors. , Servicing of motor operated/control & isolation valves installed on LP lines. Size: 25~100mm, Pr. <40 Kg/cm2. , Servicing of motor operated / control & isolation valves installed on LP lines. Size: 150~200mm, Press<40 Kg/cm2. , Servicing of motor operated/control & isolation valves installed on LP lines. Size: 250~650 mm, Press<40 Kg/cm2. , Servicing of mannual operated gate/globe valves & NRVs installed on LP lines. Size: 15~100mm, Pr. <40 Kg/cm2. , Servicing of mannual operated gate/ globe valves & NRVs installed on LP lines. Size:150~350mm, Press<40 Kg/cm2. , Servicing of mannual operated gate/ globe valves & NRVs installed on LP lines. Size: 400~650mm, Press < 40 Kg/cm2. , Servicing of steam drain trap valve. Size: 40~50mm, Pr. < 40Kg/cm2. , Revisioning/ Servicing of Butterfly valves installed on ACW System & Gland steam system.Size:150~350mm. , Revisioning / Servicing of Butterfly valves of ACW System. Size: 450~750mm , Revisioning / Servicing of NRVs installed on ACW System. Size: 500mm. , Revisioning / Servicing of NRVs installed on SRW System. Size: 750mm. , Servicing of gear boxes of various valves installed on ACW System, feed water, condensate & steam line. Valve Size: 100~750 mm. , Servicing of gear boxes of various valves provided at condenser inlet & outlet in CW line and BFP-T exhaust to condenser. Valve Size: 1350-2100 mm. , Revisioning/Servicing of butterfly valves of BFP-T exhaust to condenser. Size:1350 mm. , Revisioning/Servicing of butterfly valves provided at condenser inlet & outlet in circulating water line. Size:2100 mm. , Welding/repair of LP pipings attending leakages of pipe lines & headers etc. by cutting the damaged portions. , Revisioning / Servicing of Ventilator valve. , Replacement of flange type gate/globe valves of M-BFP & T-BFP oil coolers / LP lines Size: 80 -100 mm , Replacement of butt welded gate/globe valves of M-BFP & T-BFP oil coolers/LP linesSize: 80-100 mm , Revisioning/Servicing of NRVs installed on sump pump pipe lines on Turbine side. Size: 50-100 mm. , Revisioning / Servicing of Ball Collector of Condenser Tube Cleaning System. , Inspection/minor repairing of ball catch strainer of condenser tube cleaning system installed inside CW return line of size:2100 mm , Revisioning/Servicing of ball type valves installed on condenser tube cleaning system on Turbine side. Size:15-40 mm. , Revisioning/Servicing of ball type valves installed on condenser tube cleaning system on Turbine side. Size: 65 -100 mm. , Inside inspection and minor repairing of HP/LP Flash Tanks. , Inspection/Repairing of nozzle of starting air ejector. , Replacement of HP / LP valves of different Floors by cutting of damaged valve & welding of new valve. Size: 40~65 mm. , Inspection and O/H of nozzles of Steam Jet Air Ejector. , Inside inspetion of CW outlet duct by opening of its manhole , Revisioning / Servicing of HP Heater Bypass Valve BF-031-EGV , Revisioning / Servicing of Isolating valve for Superheater spray water SP-031-MGV , Replacement of Main Steam line drain / HPBP Spray valves & other similar valves of size Nb-80~100 mm, Pr. > 40 Kg/cm2, Temp. > 540 oC , Putting the new Spool Piece for replacement of Main Steam line drain /HPBP Spray valves & other similar valves of size Nb-80~100 mm, Pr. > 40 Kg/cm2, Temp. > 540 oC , Replacement of LP Valves of size Nb-300 mm, Pressure rating < 40 Kg/cm2. , Putting the new Spool Piece for replacement of LP Valves of size Nb-300 mm, Pressure rating < 40 Kg/cm2. , Replacement of LP Valves of Nb-350 mm, Pressure Rating < 40 Kg/cm2. , Putting the new Spool Piece for replacement of LP Valves of Nb-350 mm, Pressure Rating < 40 Kg/cm2. , Replacement of LP Valves of Nb-250 mm, Pressure Rating < 40 Kg/cm2. , Replacement of Heater Level Control Valves, isolating valves & NRVs of Pressure Rating < 40 Kg/cm2. , Attending Feed Water Leakage in HP Heater’s , Overhauling /Servicing of LP Heaters. Last date of submission for this tender is 2026-06-01. This is a Control Valves tender in Sonbhadra, Uttar Pradesh