1. size: 1/2"-48" 2.w.t.: SCH10-SCH160,SGP,STD,XS,XXS, 3.material : ASTM A234 WPB , DIN , JIS, EN10253,GOST 4. type: ELBOW Elbow, Carbon Steel fittings, 1. 90D(LR, SR), 45D(LR, SR), 180D... 2.specially deg are suppliedcarbon steel elbow1.Name: welded or seamless elbow2. Deg:15deg,30deg,45deg,90deg,180deg3. LR or SR4. WH: SCH 10,SGP,STD,SCH 20-SCH 160,XXS5.Standards: ASMT WPB A234,ANSI B16.9,JIS, ...