... quality stainless steel elbows: 1)size:1/2"--72" 2)sch:10-160 3)material: carbon steel , stainless steel , alloy steel Connection: WeldingShape: EqualHead Code: Squarestainless steel ... , DIN, BS,GB, SH, HG,QOST,ETC.CE and certification:ISO9001:2000 , API , BV , SGS, LOIYDApplications range: Petroleum, chemical, ... IBR fittings and Specialized NACE & HIC Fittings. High quality stainless steel elbows