... pipe bending design available as requirement! NAME:90 DEGREE BUTT-WELDED STEEL ELBOW FOR PIPES MATERIAL:A234-WPB ... chemical, power, gas, metallurgy, shipbuilding, construction, etc. NAME:45 DEGREE BUTT-WELDED STEEL ELBOW FOR PIPES MATERIAL:A234-WPB.A420 ... , chemical, power, gas, metallurgy, shipbuilding, construction, etc. NAME:180 DEGREE BUTT-WELDED STEEL ELBOW FOR PIPES MATERIL:A234-WPB.A420 ...