... accoding to the application use such as high temperature use,sanitary fitting,regular industrial use etc. Carbon steel: ASTM A234 WPB, ... 304 Pipe Elbows, SS 304 Elbow, SCH5 to SCH160 PressurePipe Fitting Elbows made of Carbon Steel, Stainless Steel, Alloy Steel, Duplex ... 90, 45, 30, 180°, Made of Carbon SteelForged Steel Elbows, Forged Pipe Elbow Fittings, 45 & 90 Degree with Socket Welded & Threaded ...