1.API Gate Valve 2.Material:304,316L,904L,WPB A234,A182,X70, ... DIN JIS MSS 4.API,CE,ISO High Quality API Gate Valve in Hot Sale Any sizes of Custom-made products ... , pipe joints, etc.Materialcarbon steel, alloy steel, stainless steelStandardASME B16.9 B16.28, ASTM A234 A420 MSS-75 MSS-79 ,DIN ...