... grade: sch5s- sch xxs Product name ; 45 degree carbon steel elbow. 1) Sizes: 1/2"-48" 2) Pressure grade ... : sch5s- sch xxs 3) Steel grade: 304, 304L, 316, 316L Cr5Mo, 12Cr1MoV, 10CrMo910, ... , HG/T21635, HG/T21631, SY/T0501. 5) Connection: weld, clamp , threaded, union, nut 6) Packing : plywood pallet, case, ... , punctual delivery and guaranteed quality 90 degree steel elbow