... -beams, welded pipes, seamless tubes,Standard:Our products meet Chinese GB, Japanese JIS, US ASTM, UK BS, EU DIN standards and so on ... rolling/ extrusion of steel.Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapesFinished goods condition: hot forging ... beams, welded pipes, seamless tubes,Standard:Our products meet Chinese GB, Japanese JIS, US ASTM, UK BS, EU DIN standards and so on ...