... , 45deg,90deg,180DegMATERIAL : carbon steel,alloy steel,stainless steel, A234 WPB STANDARD:ANSI B16.9/16.28 , DIN2605/2616 , JIS standards ... SCH-XXSSTANDARD: ASME ANSI B16.9, JIS, DINMATERIAL:ASTM A234-WPB, A420-WPL6/L3 etc.; ASTM A234- WP12, WP11, WP15, WP22 ... know,We will be happy to give you details. steel 180 deg elbow