... ANSI certification 4.Seamless welded 45 degree elbow Purpose:Elbow are the pipe fitting Used in change the direction ... rateing: SCH5S-SCH160 Angle:45 degree, 90 degree, 180 degree BUTT WELDED FITTING: Product Name45 Degree ElbowModel NumberZCSWEW02 ZCSWEW02 -45degreeNorminal ... systems, mainly manufacture elbow, tee, reducer, cap, flange, cross, nipple, socket fitting, expansion joint and other series ...