... :ASME, BS, DIN, JIS,GB 4. Material: SUS304,316 Stainless Steel Flange/Welding End Socket TypePipe CapOD1/2"-48"WTSCH10-SCH160LengthAccording to ... , 304 ,316PackingWooden cases Applications Petroleum, chemical, power, gas,metallurgy,shipbuilding,construction, etcOthersSpecial design available according to your request stainless steel end socket