Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Ttps Mech Ii Tm I Unit I Overhauling Of Steam And Condensate Valves Of Turbine Regeneration System For The Year 2020 21. Submission Date for this Tender is 30-10-2020. Valve Tenders in TTPS Tamil Nadu. Bidders can get complete Tender details and download the document.
| Name of Work:TTPS – Mech.II – TM I – Unit-I - Overhauling of steam and condensate valves of Turbine Regeneration system for the year 2020-21. | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Overhauling of HP Extraction valve ES - 4 & 5 (GV 250 /250 ATA . MO) | item1 | 2 | No |
| 2 | 2 | Overhauling of HP Heater Feed water valve V2 - 92, 93 & 94 (GV 300/250 ATA . MO/HO ) | item2 | 3 | No |
| 3 | 3 | Overhauling of LP heater extraction valve -3 & 2 ( ES - 13 & 14 ) (GV 500,600mm / 150 Class) and its forced closed NRV( SCNRV 400,600mm/150 Class) | item3 | 4 | No |
| 4 | 4 | Overhauling of Gland cooler - 1 inlet & outlet valves and MC - 22, 23 & 24 (GV 250 / 40ATA H.O, ) MC Header drain valve , compressor discharge valve and hot well quick filling valve ( 4'' / 150, 300 class ).. | item4 | 8 | No |
| 5 | 5 | Overhauling of Low pressure heater - 4 Extraction valve ES - 12 & Main condensate system isolation valves and deaerator level control valve - MC-36 | item5 | 1 | No |
| 6 | 6 | Overhauling of HP Heater Feed water group Bypass valves FW - 1 & 2 ( Size 300 mm / 250 ATA ) | item6 | 2 | No |
| 7 | 7 | Overhauling of HP heater - 7 extraction valve ES - 3 & deaerator pegging steam | item7 | 3 | No |
| 8 | 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 ) | item8 | 7 | No |
| 9 | 9 | Overhauling of steam throw off device valve MC - 39 & 57 ( GLV 4” / 600, 300 class HO / MO ) | item9 | 2 | No |
| 10 | 10 | Overhauling of compressor & MC pump drain valve (50Nb) ( GLV / GV 50/ 64, 40 ATA ) | item10 | 1 | No |
| 11 | 11 | Charges for welding of CS pipe upto 25mm dia | item11 | 10 | No |
| 12 | 12 | Charges for welding upto CS pipe 50 mm dia | item12 | 20 | No |
| 13 | 13 | Charges for welding upto CS pipe 100 mm dia | item13 | 20 | No |
| 14 | 14 | Charges for upto 200 Nb CS welding joint | item14 | 20 | No |
| 15 | 15 | Charges for gasket renewing for 150 / 200mm valve | item15 | 10 | No |
| 16 | 16 | Cleaning and painting of condensate pipe lines and valves with two coat of enamel paint including cost of paint, consumables etc., | item16 | 114 | m2 |
| 17 | 17 | Overhauling and gasket renewal of LP Heater - 2 , 3 & 4 | item17 | 2 | No |
| 18 | 18 | Overhauling and gasket renewal of Gland Cooler - 1 & 2 | item18 | 2 | No |
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