large diameter aluminium tube 1.6063,6061,6082,6463,6013 2.Diameter:6-350 mm 3.wall thickness ... :>0.5 mm 3.OEM sevice large diameter aluminium tube1 ... .6063,6061,6082,6463,60132.Diameter:6-500 mm 3. ... acceptedASTM BS AND EN STANDARDFOB TIANJIN AlloyNOTemperOut Side diameter(mm)Thickness(mm)Length(mm)1XXX1060,1100,1070A ...