Hebei Lufeng Piping Equipment Co., Ltd.
Carbon /Alloy steel pipes, ERW steel pipes, API 5L LSAW&SSAW, ASME B16.9/MSS SP-75 BW pipe fittings, ASME B16.5/16.47 steel flanges, ASME B16.11/MSS SP-97 forged fittings, Knife gate valves, Butterfly
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Stainless Steel Nut Standard: ANSI/ASME SS Nut Size: from 1/4 to 4-inch (M8 to 48) Stainless Nut Material: A194 2H/2HM; A194 4/4M; A194 7/7M; A194 8/8M SS Steel Nut Surface: black, galvanized, nickel plated, cadmium and plated