Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Tender For Overhauling Servicing Replacement Of Hp Lp Valves Of Turbine Side Of Unit No. 6, 2X500 Mw, Dtps, Anpara.. Submission Date for this Tender is 02-05-2023. Valve Tenders in anpara Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 10-Apr-2023 | Regarding Tender No. of BOQ | Other | 02-05-2023 |
| Sl. No. | Item Description |
| 1 | Servicing of Isolating Valve, Control Valve & NRVs of Condensate Line, TDBFP Extraction, Extraction-5 and Booster Pump Suction Line; Size: 400 mm, Class: 150 to 300. |
| 2 | Servicing ofIsolating Valve, Control Valve & NRVs installed on BFP discharge, Feed Discharge Line, HPH Inlet/ Outlet, HPH 50% Bypass and other similar valve; Size: 350 mm, Class: 2500 Design press.: up to 320 Kg/cm2, temp.> 180 oC. |
| 3 | Servicing of HPH 100% Bypass valve and Feed water inlet to Economiser of Size: 500 mm, Class:2850 |
| 4 | Servicing of BFP Recirculation Line Control Valve; Size: 200 mm, Class: 2500 Design press.: up to 320 Kg/cm2, temp.> 180 oC. |
| 5 | Servicing of BFP Recirculation Line Isolating Valve and SCNRV; Size: 200 mm, Class: 2500 Design press.: up to 320 Kg/cm2, temp.> 180 oC. |
| 6 | Servicing of Isolating Valve and Control Valve from Main Steam Line to Auxiliary Steam Header; Size: 200 mm, Class: 2750 SPL Design press.: 188.5 Kg/cm2, temp.: 545 oC. |
| 7 | Servicing of Main Steam Control Valve to Aux Steam Header; Size: 350 mm, Class: 3500 Design press.: 188.5 Kg/cm2, temp.: 545 oC. |
| 8 | Servicing of Isolating, Control Valve and SCNRVs installed on Aux Steam, Extraction Steam to Deaerator, Extraction Steam to TDBFPs, Extraction Steam to LPH-3; Size: 500 mm, Class: 150 to 300 Design press. <40 Kg/cm2, temp.<330 oC. |
| 9 | Servicing of Extraction Steam Valve or NRV to LPH-2; Size: 800 mm, Class: 150, Design Press.: Vacuum, temp.:135 oC. |
| 10 | Servicing of motor operated control valve, motor operated gate/ globe valves, manually operated gate/ globe valves, check valves; Size:300~350 mm, Class: 150 to 300, Design Pr.< 40 Kg/cm2 and temp.:350 oC. |
| 11 | Servicing of HP Bypass spray water control valves, spray isolation valves, NRVs on Turbine side. Size:100-150 mm, Class: 2500, Pr. : 320 Kg/cm2 and temp.:185 oC. |
| 12 | Servicing of HP Bypass Warm up line regulating valves, Isolation valves, NRVs and other similar valve; Size:50 to 80 mm, Class: 3000 special, Pr.: 188.2 Kg/cm2 and temp.:545 oC. |
| 13 | Servicing of turbine MAL drain valves & Angle Drain Valves (MAL-11, MAL-12, MAL-22, MAL-26, MAL-27, MAL-31, MAL-32, MAL-47, MAL-51, MAL-52, MAL-54, MAL-55, MAL-65, MAL-81, MSV-105, MSV-106, HRHV-105, HRHV-106) and othe similar valves. |
| 14 | Servicing of Isolating valve and control valve of Feed Control Station Size:250 mm, Class: 2500, Pr. : 320 Kg/cm2 and temp.:260 oC. |
| 15 | Servicing of Isolating valve, control valve and NRVs of Size:250 mm, Class: 150-600. |
| 16 | Servicing of Isolating valve, control valve and NRVs of Size:150 mm to 200 mm, Class: 1500, Pr. : 54 Kg/cm2 and temp.:360 oC. |
| 17 | Servicing of Isolating valve, control valve and NRVs of Size:150 mm to 200 mm, Class: 150-600. |
| 18 | Servicing of Isolating valve, control valve and NRVs of Size:40 mm to 50 mm, Class: 1500 to 2500. |
| 19 | Servicing of HP Evacuation valve. |
| 20 | Servicing of Hydraulic Operated Vacuum Breaker Valve. |
| 21 | Servicing of Isolating valve, control valve and NRVs of Size: 15 mm to 100 mm, Class: 1500. |
| 22 | Replacement of LP valves of different Floors by cutting of damaged valve & arc welding of new valve. Size: 15~50 mm. |
| 23 | Replacement of HP line drain valves of different Floors by cutting of damaged valve & welding of new valve. Size: 15~50 mm. |
| 24 | Replacement of HP line valves of different Floors by cutting of damaged valve & welding of new valve. Above Size: 50~65 mm. |
| 25 | Replacement of HP valves of Feed Water/ Main Steam Line/ CRH Line/ HRH Line etc; above size Nb-65~150 mm. |
| 26 | Replacement of LP Valves of Nb-250 mm, Pressure Rating < 40 Kg/cm2. |
| 27 | High Pressure Argon/ Arc Welding by IBR Welder. |
| 28 | Replacement of butt welded gate / globe valves of LP lines. Size: 80-100 mm. |
| 29 | Repair/ Replacement of LP/HP piping by cutting & welding on per mm ID basis. |
| 30 | Replacement of flange type gate / globe valves of LP lines; Size: 75 -100 mm. |
| 31 | Servicing of Safety valve of HP Heater, Deaerator & FST, HT< Header of Aux. PRDS & TDBFP Inlet Steam line. |
| 32 | Revisioning / Servicing of Butterfly valves; Size: 65 mm to 250 mm. |
| 33 | Revisioning / Servicing of Butterfly valves; Size: 300 mm to 800 mm. |
| 34 | Revisioning / Servicing of TDBFP Exhaust Butterfly valves; Size: 1600 mm. |
| 35 | Revisioning / Servicing of NRV installed on ACW line & ECW line; Size: 300 mm to 500 mm. |
| 36 | Servicing of gear boxes of butterfly valves installed on ACW & ECW System. Valve Size: 65~250 mm. |
| 37 | Servicing of gear boxes of butterfly valves installed on ACW & ECW System. Valve Size: 300 to 600 mm. |
| 38 | Servicing of gear boxes of butterfly valves installed on ACW System. Valve Size: 800 mm. |
| 39 | Inspection/ Minor repairing of ball catch strainer of condenser tube cleaning system installed inside CW return line of size: 2200 mm. |
| 40 | Replacement of Heater Level Control Valves of Pressure Rating < 40 Kg/cm2. |
| 41 | Replacement of LP Valves of size Nb-300 mm, Pressure rating< 40 Kg/cm2. |
| 42 | Servicing of gear boxes of butterfly valves Size: 2200mm |
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