ASME B16.28 Standard Return Bends,ASTM A403 Standard Return Bends, 180 degrees Return Bends, Long Radius Return Bends, Short Radius Return Bends,Carbon Steel Return Bends, Alloy Steel Return Bends, Seamless Return Bends 

We supply butt welding steel pipe fittings, which in accordance with standards of GB, ASNI, JIS, EN and DIN; with mainly materials are Stainless steel, Carbon Steel and Alloy Steel; with the manufacturing standards of ASME B16.28, ASME B16.9 and ASTM B16.25; and with the materials' standards of ASTM A403, ASTM A234. Steel return bends are 180 degrees, Long Radius and Short Radius, which are mostly used in the fields of Petroleum, Petrochemical, Electricity and Shipbuilding Industries. We have got the approval of ISO9001, PED and AD2000WO.