... 2.temper:T5/T6 3.material:1000,6000 series Decorative Aluminum Square Tube 1.Material: AL alloy 6000 series, 3000series, 5000series ... : Mill finish, Powder Coating, PVDF coating, PVF2 coating, Anodizing, Sandblasting,etc.6.Color: Silver,Golden,Black,Red,Blue and ... onWe have advanced equipments:1,Extrusion production lines.2,Anodizing and electrophoresis production lines.3,Spraying production lines.4, ...