• Goodflow Valves

Gate Valves

Goodflow Valves, manufacturers of a wide range of valves, offers gate valves. Cast steel and stainless steel wedge gate valves have standard bolted bonnet, rising stem, outside screw and yoke having stem, disc and seat rings end flanges. The valves are drilled as per ASA and B standards. The seat ring/body seat and wedge are made of cast steel with 13% Cr SS deposit. The stem is of SS 410 and the yoke bush of SG iron/brass. The gasket is made from reinforced asbestos-and the packing ring of graphited asbes-tos. The valves are available in 50, 80, 100, 125, 150, 200, 250 and 300 NB sizes, in four different classes. The hydrostatic test for body pressure ranges from 30 kg/cm2 to 60 kg/cm2. The corre-sponding seat pressure is 21 kg/cm2 to 40 kg/cm2.