Bonney Forge Cast Steel Check Valve

Bonney Forge corporation, a leading international manufacturer of industrial forged steel valves, cast steel valves, forged steel fittings, unions and branch connections, is 40 years ahead of the phosphate-coating requirements the ASTM only recently issued in its updated 2014 version of A961. Specifically, the ASTM’s newest standard requires manufacturers to furnish carbon and low and intermediate alloy steel materials—for flanges, fittings and valves—with a corrosion-protective coating. The requirements of the new standard are effective immediately