steel elbow Nominal pipe size: 1/2 to 48 inches (DN15 to DN1200) Available ... thickness: SCH20, STD, SCH40, XS, SCH80, XXS 1.Type:steel pipe 45-degree elbows, 90-degree elbows, 180-degree returns, straight ... : ASTM A 234 WPB, JIS G3452, DIN 1629 4.Nominal pipe size: 1/2 to 48 inches (DN15 to DN1200) 5 ...