... "up to 36" wall thickness:SCH10 to SCHXXS Product Elbow,pipe fittingSize 1/2-36 inchMaterialWPB A234, or according to customer ... s requirement.Type Butt-welded seamless carbon steel pipe elbow.Wall thicknessSCH10, SCH20, SCH30, SCH40, STD, SCHXS, SCH80, SCH120 ...