... Manufacture Standard:JIS,GB,DIN,ASTM,EN,AISI welded INOX 201 stainless steel pipe,201 welded tube erw 0.27mm 17mm tube Manufacture Standard ... )Specifications: (or according to customers' requests)1)Round pipes - Outside diameter(mm) :8,9.5,11,12, 12.7,14.5 ... : 600#,400#, 320#, 240#, 180#.etc.7)Tolerance: a) Outer diameter: ±0.15mm b) Thickness: ±10% of wall thickness c) Length ...