... 2B, BA,8K,hair line,180#3) Width: from 38mm to 600mm4) Thickness: from 0.3 to 5.0mm -------------------------------------------------------------------Standard:Strictly follow ... : 1) Round pipes - Outside diameter(mm) :8,9.5,11,12, 12.7,14.5, 15.9, 17,18,19 ... ,48x23,50x15,50x25,60x15,60x30,73x43,75x45,95x454) Wall thickness: 0.3 - 3.0mm5) Length: 6m (or according to customers' requests) 6) ...