Union-forged steel fittings, steel fittings:   TYPE : THREADED (NPT OR BSP) OR SOCKET-WELD   RATING : THREADED WOG :2000, 3000 AND 6000 LBS /   SOCKET-WELDING WOG : 3000,6000,9000 LBS.   SPECIFICATION : DIM. SPEC: ANSI B16.11 , MSS SP-79   MATERIAL SPEC: ASTM A105 , SS304, SS304L, SS316, SS316L   SIZE OF RAW MATERIAL: DIA. 19-85MM ROUND BAR.   SIZE RANGE : 1/8"-4"(6mm-100mm)