... UNS S31803, UNS S32750, UNS S32760 STANDARDSANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC.CE ... F53/UNS S32F50, F55/UNS S32F60 STANDARDSANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC.CE ... Remark:Specialized NACE & HIC Fittings for Off-Shore ApplicationsFORGED PIPE FITTINGS Production Nameelbow ,street elbow,boss, tee, coupling ... F304/304L, F316/316L, F321, F347, ANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC. ASME ...