Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Ttps Mech Ii Tm I Unit Ii Overhaul 2021 22 Overhauling Of Steam And Condensate Valves Of Turbine Regeneration System For The Year 2021 22. Submission Date for this Tender is 10-12-2021. Mechanical engineering Service Tenders in TTPS 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 Heater Feed water valve V2 - 92, 93 & 94 (GV 300/250 ATA. MO/HO ) |
| 3 | Overhauling ofLP heater extraction valve -3 & 2( ES - 13 & 14 ) (GV 500,600mm / 150 Class)and its forced closed NRV ( SCNRV400, 600mm/150 Class) |
| 4 | Overhauling of Gland cooler - 1 inlet & outlet valves and MC -22,23&24(GV250 / 40ATA H.O, ) MC Header drain valve, compressor discharge valve and hot well quick filling valve ( 4"" / 150, 300 class ). |
| 5 | Overhauling of Low pressure heater - 4 Extraction valve ES - 12 & Main condensatesystem isolation valvesand deaerator level control valve - MC-36 |
| 6 | Overhauling ofHP Heater Feed water group bypass valves FW - 1 & 2 ( Size 300 mm / 250 ATA ) |
| 7 | Overhauling of HP heater - 7 extraction valve ES - 3 & deaerator pegging steam valves ES-6&7 |
| 8 | Overhauling of drip pump inlet & outlet valve , GC - II by pass valve and LP heater / HP heater drip valve( HD - 20 & 21 ) ( GV 150/64, 40, 16 ATA HO ) |
| 9 | Overhauling of steam throw off device valve MC - 39 & 57 ( GLV 4” / 600, 300class HO / MO ) |
| 10 | Overhauling of compressor & MC pump drain valve (50Nb) ( GLV / GV50/ 64, 40ATA ) |
| 11 | Charges for welding of CS pipe up to 25mm dia |
| 12 | Charges for welding up to CS pipe 50 mm dia |
| 13 | Charges for welding up to CS pipe 100 mm dia |
| 14 | Charges for up to 200 Nb CS welding joint |
| 15 | Charges for gasket renewing for150 / 200mm valve |
| 16 | Cleaning and painting works including cost of paintings for condensate pipe lines and valves. |
| 17 | Overhauling andgasket renewal of LP Heater - 2 , 3 & 4 |
| 18 | Overhaulingand gasket renewal of Gland Cooler - 1 & 2 |
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