steel elbow 1. size: 1/2"-48" 2.w.t.: SCH10-SCH160, ... , 3.material : ASTM A234 WPB , DIN , JIS, EN10253,GOST steel elbow 1. size: 1/2"-48" 2.w.t.: SCH10-SCH160 ... .material : ASTM A234 WPB , DIN , JIS, EN10253,GOST 4. type: ELBOW,carbon steel elbows:7. Welded: From 1/2" up to ...