... " 2.w.t.: SCH10-SCH160,SGP,STD,XS,XXS, 3.material : ASTM A234 WPB , DIN , JIS, EN10253,GOST 4. the most ... fitting elbow 45D(LR, SR), 90D(SR, LR), 180DMaterial: carbon steel, alloy steelStandard: ANSI, JIS, DIN GB Non-standardSize: 1/2 ... , foodstuff, power, papermaking, chemical, medical equipment, aviation, water supply pipe steel elbow