Scope |
The company bids for supplying 250NO Gate Valve, forged or cast steel, 52.39 mm - 352 Kg/sq.cm. 250 NO 10072289 (2.1/16" - 5000 PSI) W.P. as per API6A latest edition PSL-1, trim U-AA, with 50.8 mm (2") screwed female ends to API Line Pipe Threads, full bore through conduit, having replaceable gate & seat assembly. Parallel solid gate construction with floating seat and back seat arrangement on the stem, non-rising stem supported on two thrust bearings, bolted bonnet, with plastic Chevron packing and grease injecting ports, complete with hand wheel. |