procurement of gate valves and non return valves for mechanical auxiliary cell at ggsstp rupnagar7723/p-3/emp-13092 dt.12.08.25 procurement of gate valves and non return valves for mechanical auxiliary cell at ggsstp rupnagar , gun metal gate valves, is:778, class-1,screwed in bonnet, inside screw, non rising stem, integral seat, solid wedge, screwed female ends to is: 554, btp: 1.5 mpa (hyd.), stp: 1.0 mpa (hyd.) of following size: - , 15 mm , 20 mm , 25 mm , 32 mm , 40 mm , 50 mm , socket weld end as per asme b 16.11,forged steel gate valve, rising stem, class800, seat ring ss304, hand wheel operated of following size: , 25mm , cast carbon steel gate valves, class-150, body& bonnet: astm-a-216 gr. wcb, wedge & seat ring: wcb faced with 13% cr. steel, stem ss410, spindle: astm- a 479 gr.-410. fitted with companion flanges as per asme-b-16.5cl, testing as per api 598. nut & bolts: astm-a-307 gr. b, of following size : - , 65 mm ( 2-1/2”) , 80 mm ( 3”) , 100 mm ( 4”) , 125 mm ( 5”) , 150 mm ( 6”) , 200 mm ( 8”) , cast carbon steel swing check valves, class-125, design: bs 5153, c.i (en 1561 gr gjl:200), bolted cover renewable seat & disc, cu- alloy trim, flanges as per asme/b 16.1 cl-125 ff (drilled) btp 20.7 bar hyd, stp-15.18 bar hyd of following size :- , 150mm , 200mm