... :50Ton 5.FOB Price:700$ Product:Carbon steel wleded steel pipe(ERW,EFW,SSAW,LSAW)Usage: Used for low pressure liquid ... strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.Mill Test Certificate:EN 10204/3.1B