MTPS I TM UNIT I changing the defective BFP 1B discharge NRV as per IBR specification and changing the defective eroded 1inch and 2 inch drain line and vent line valves pipes bends by IBR and Non IBR welding in Unit I

Amount

Replacing the defective BFP -1B Discharge PNRV 250 mm / 250 ATA pipe size OD 273 x 32 mm by new PNRV. Labour charges for IBR Welding for replacement of BFP discharge valve 250mm /250 ATA/MO/NRV pipeline of size OD 273 X 32 mm thick (78 joints)

Stress reliving the welded area of the line. (Stress reliving the welded area of BFP -1B Discharge PNRV 250 mm / 250 ATA pipe size OD 273 x 32 mm)

Cutting and Welding of GLV 1"/1500/ 2500 class valves or equivalent joints by IBR Welder. Charges for cutting the defective 1" valve or equivalent 2 Nos 1" joints in drain / vent line, grinding and welding the new valve in the line by IBR welder.

Replacing the defective drain line valves, pipes or equivalent in Heater drip, Condenser air, Auxillary steam and drain water lines etc by Non IBR welder. Charges for cutting the defective 1" valve or pipe or equivalent joints in drain / vent line, grinding and welding the new valve / line in the line by Non IBR welder.

Cost of welding electrodes for Item Sl.No:3. Electrode: E 9018 B3 (7 Rods for 1 joint)

Cost of welding electrodes for Item Sl.No:1 & 4. Electrode : E7018 –A1 (ARC)(7 Rods for 1 joint)

Cost of Cutting Gas for cutting the pipes, valves & bends wherever necessary. (For Item Sl.No: 3 & 4)

Cost of Argon Gas used for cutting and preheating for welding work. (For Item Sl.No:1)

Consumables and Tools & plants for Item Sl.No: 1 to 4