... 067mm 2) Thickness: 1 - 80mm A: Pipe and tube Size Range:1) Round pipe diameter: 8mm-3000mm, thickness: 0.4- ... black, blank, bright and galvanized, or paintedC: Length of each pipe: 500mm-16,000mmD: Steel grade: 10#, 20#, A106B, ... Coating , Plastic Caps and mark on the pipepayment termT/T or L/C at sight.Methodcold drawning, hot rolling ... do not hesitate to let us know, thanks! Zinc coating steel pipe