... DEG, 2D, ELBOW Connection: Welding Shape: Reducing Head Code: Square BLOCK ELBOW90 DEG ELBOWseamless LR 90 deg elbow SMLS & ERW BUTT ... elbow elbow : 45deg, 90deg, 180deg, LR, SRRelative products: Elbow, tee, cross ,caps. bendsSIZE: 1/2" to 24"Wall Thickness: SGP,SCH20 ... -SCHXXS we also can produce according to customer special need BLOCK ELBOW