aluminum alloy tube 1.material is 6063, 6061, 1060 2. do various kind of surface treatment 3.CNC processing 4.ISO9001:2009 product name: aluminum alloy tube. model no : JC1181)Material:6063,6061,1060, and so on or as per customer request.2)Temper:T4,T5,T63)The size are available in accordance with customers' options.4)Various surface processing:mill finish,powder coated,anodized,electrophoresis, ...