... ASME,JIS,DIN,GB,BS,APIMaterial Carbon steel,Stainless steel,Alloy steelCarbon steel ASTM A234 WPB,WPC;ASTM A420WPL9,WPL3, ... WPHY-70 Stainless steel ASTM A403 WP304/304L,WP316/WP316L Alloy steel ASTM A234 WP11,WP12,WP22,WP1,WP5,WP9Application rangepetroleum ... certificationISO 9001:2000,API,BV,SGS,LOIYDRemarkAlso can supply IBR fittings and Specialized NAME&HIC Fittings Alloy Pipe Fitting Elbow Sa335 P91