Aluminum Tubes,Features: 1) Made of 6061 or 6063 2)Temper: T5,T6 4) Surface treatment: Anodized Aluminum TubesFeatures:1) Made of 6061 or 6063 2) Temper: T5, T6 3) Surface treatment: anodized, electrophoresisPacking:Pearlite wool, framed, or according to clients' requirements Aluminum Tubes