45 degree carbon steel elbow R:16----1263mm Material:carbon steel ,plastic 45 degree carbon steel elbowR:16---1263mmMaterial: carbon steel ,plasticStandard: GB ,JIS ,DIN ,sch5s ,sch10 ,sch10s , STD sch80 ,sch100,sch120 ,sch140,sch160,XSApplication:it is widely used in the irrigation, agriculture, chemical, metallurgy,petroleum and other fields 45 degree carbon steel elbow