... 3.OD:10.0-165mm 4.ND:6-150mm StandardAISI, ASTM, BS, DIN, GB, JIS, etcGradeSGCC, DX51D, DX53D, DX54D, etcWall ... low air transport, machinery parts.It also used for threading pipe installation, connected by deformed bar. Payment ItemsL/C at sight ... Plate, Structure Steel, difference kind of pipes, Galvanized Steel Pipe, Seamless Steel Pipe, Square/Rectangular Steel Tube, Light/Heavy Steel Rail and ...