MTPS I TM UNIT I Replacing of the Defective valve VDAS 122 Modification of HPT IPT existing 1inch casing drain line valves into 2inch valves and changing the eroded drip line reducers expanders etc

Amount

Labour charges for replacement of valves, pipes, subs, bends and Reducers by Non IBR welding works. Replacing the defective drain line valves or equivalent in Heater drip, condenser air, Auxiliary steam, and drain water lines etc by Non IBR welder.

Checking and cleaning of new valve, Cutting the existing Valve of size OD-114.3 x 8.56 mm thick, Edge preparation, positioning the valve with pipe lines, checking the alignment for welding by IBR welder with TIG and Arc welding as per IBR specification. (VDAS-122) (Rate for 1 No equivalent joint)

Stress Relieving charges for newly welded VDAS-122 valve welding joints of pipe size: OD 114.3 x 8.56 mm thick. (Rate for 1 sectional joint)

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.

Labour charges for replacing the defective drain line valves or equivalent in Cooling water lines and ACW lines by Non IBR welder. (ERW pipe, reducer & bends) Rate for Two number Non IBR cutting and welding)

Cost of welding electrodes for Non-IBR welding. Electrode : E7018 –A1 (ARC) (For Item Sl.No:1)

Cost of welding electrodes for IBR welding. Electrode: E 9018 B3 (For Item Sl.No:2 & 4)

Cost of welding electrodes for (ERW) Non-IBR welding. Electrode : E 6013 (For Item Sl.No:5)

Cost of Argon Gas used for cutting and preheating for welding work. (For Item Sl.No:2)

Cost of Cutting Gas for cutting the pipes, valves & bends wherever necessary (For Item Sl.No.1,2,3&5)

Consumables and Tools & plants for Item Sl.No:1 to 5

ANNAI ENTERPRISES