1) low carbon steel pipe 2) OD 19.05-508mm ... CE 5) best KEY WORDS: Cold Drawn Steel Tube1) Cold drawn seamless steel tube/pipe 2) Certificate: ISO9001: 2000 ... and Tempered10) Inspection and Test: Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength, Elongation, Flaring, Flattening, ... Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting. low carbon steel pipe