Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Ttps Mechii Tm I Unit Iii Overhauling Of Steam And Condensate Valves Of Turbine Regeneration System For The Forthcoming Overhaul 2022 2023 Ttps Mechii Tm I Unit Iii Overhauling Of Steam And Condensate Valves Of Turbine Regeneration System For The Forthcom. Submission Date for this Tender is 10-06-2022. Petroleum Fuels Tenders in Tuticorin Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Overhauling of HP Extraction valve ES - 4 & 5 (GV 250/250 ATA . MO) |
| 2 | Overhauling of HP Feed water valveFW-18 & 19 (GV 300/250 ATA . MO/HO ) |
| 3 | Overhauling of deaerator pegging steam valve ES - 6 & 7 and LP heater extraction valve -3 & 2 ES - 13 & 14 ( GV 200Nb / 600 Class M.O &GV 500,600mm/ 150 Class. ) |
| 4 | Overhauling of Main condensate pump NRV MC - 5, 6 & 7 & Main condensate Recirculation valve MC - 25 ( SCNRV 250 / 300 / 40 ATA , Controlvalve 6"x6" / 300 class ) |
| 5 | Overhauling of Low pressure heater - 4 Extraction valve ES - 12 & Main condensatesystem isolation valvesand deaerator level control valve - MC-21 ( GV 300/ 16 ATA MO, GV 300/40 ATAHO & Control valve10 ” x 10" / 300 class ) |
| 6 | Overhauling ofHP Heater Feed water group bypass valves FW valveSize 300 mm / 250 ATAFW - 1 & 2. |
| 7 | Overhauling of HP heater - 7 extraction valve ES - 3 GV 150/ 250 ATA MO. |
| 8 | Overhauling of HP heater drips to flash tank valve HD - 10, 11, 10A & 11A GV 150/64, 40, 16 ATA HO. |
| 9 | Overhauling of steam throw off device valve MC - 49 & 50 GLV 4” / 600, 300class HO / MO. |
| 10 | Overhauling of compressor & MC pump drain valve (50Nb) and HP heater - 5 to deaerator drip line valve 200 Nb (HD - 46) GLV / GV50/ 64, 40ATA and GV, GLV 200/125Class. |
| 11 | Charges for welding of CS pipe up to 25mm dia |
| 12 | Charges for welding upto CS pipe 50 mm dia |
| 13 | Charges for welding upto CS pipe 100 mm dia |
| 14 | Charges for Upto 200 Nb CS welding joint |
| 15 | Cleaning and painting works including cost of paintings for condensate pipe lines and valves. |
| 16 | Charges for gasket renewing for150 / 200mm valve |
| 17 | Overhauling andgasket renewal of LP Heater - 2 , 3 & 4 |
| 18 | Overhaulingand gasket renewal of Gland Cooler - 1 & 2 |
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