... )Certificate:ISO9001:2000 4)Pressure:SCH5S-SCH160Elbow Product Name45 / 90 / 180 , Long / Short Radius Elbows, Equal / Reducing Crosses, Concentric / Eccentric Reducers ... S32750, UNS S32760 StandardsANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC.Certification:ISO9001:2000Applications range: Petroleum, chemical, power, gas ... Also can supply IBR fittings and Specialized NACE & HIC Fittings 180 degree elbow