large diameter aluminum pipe and Industry aluminum pipe alloy:6061,6063,2011.5086 7075 Diameter:6-350mm Temper: o,F,T4-T8 large diameter aluminum tube and ... Seamless aluminum tubes.Key sepcial features:Alloy :1060,1100,2011,2017,2024,3003,5052,5083,5754,6061,6063,7075,7A04 and 7A09Process of ...