Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Breakdown Maintenance Breakdown Maintenance And Servicing Of Hp, Lp Valves, Safety Valve Of Turbine Area Of Unit No. 3 And 4 Of 2X210mw Ptpp Parichha. Submission Date for this Tender is 01-11-2021. Safety Valves Tenders in BTPS, Parichha TPS Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Servicing of NRV of steam extraction lines of turbine NB 200 mm to 500 mm |
| 2 | Servicing of motorized extraction valves NB 200 mm to 600 mm |
| 3 | Servicing of pneumatically operated recirculation valves of BFP NB 100mm |
| 4 | Servicing of NRV of Boiler feed line NB 200mm |
| 5 | Servicing of motorized feed water discharge valve BFP NB 200mm |
| 6 | Servicing of feed water motorized isolation valves of HP heaters NB 300mm |
| 7 | Servicing of pneumatically operated drip control /hand operated valves of HP heaters NB 100mm to 250mm |
| 8 | Servicing of pneumatically operated drip control valves of LP heaters ,Dearator level control valves, CEP recirculation valves, DM makeup valve & Hotwell excess return to condensate storage tank control valves etc |
| 9 | Servicing of pneumatically operated globe valves NB 100mm to 250mm of Aux PRDS line Dearator and gland seal / leak off steam valves. |
| 10 | Servicing of electrically driven steam valves NB 100mm to 200mm of Aux PRDS line. |
| 11 | Servicing of pneumatically operated steam control valves sizeNB 50 mm to 100 mm |
| 12 | Servicing/overhauling of electrically/Pnematically driven ø25 to 80mm high pressure drain valves |
| 13 | Servicing of HP manual valves & NRV’s NB 25mm to 80mm |
| 14 | Servicing/overhauling of hand operated valves/ NRV’s ofsize NB 100 mm to 250mm |
| 15 | Servicing/overhauling of hand operated valves/ NRV’s ofsize NB 300mm to 400mm |
| 16 | Changing flange gasket of valves at different elevation in TG area & Aux PRDS.(Rates to be quoted on per mm basis) |
| 17 | Replacement of gland packing of valve size NB 25 mm to 500 mm. |
| 18 | Servicing of safety valve of Aux PRDS/ Dearator of size up to 200mm. |
| 19 | Servicing of LP hand operated valves Nb 25mm to 500mm. |
| 20 | Replacement of LP valves flange type Nb 25mm to 500mm. |
| 21 | Replacement of HP valve of size 10 mm to 25 mm |
| 22 | Replacement of HP valve of size 40 mm to 65 mm |
| 23 | Replacement of HP valve of size 80 mm to 200 mm |
| 24 | Replacement of HP valve of size 250 mm to 350 mm |
| 25 | Attending leakage of steam /water pipe line by gas cutting and welding after making V groove (from 15NB size and above)/Attending leakage in daerator . |
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