Aluminum Tube 1) Al (min): 87% 2) Length: 45cm--300cm 3) Various OD & thickness 4)Type: Round, square,ellipse Aluminum TubeDeatailed descriptions:Surface treatment: AnodizedOut diameter:19, 22, 25, 28, 32Length: 45cm--300cmThickness: 0.7, 0.8, 0.9, 1.5Usage: DifferentHardness: 130-150HBCAlloy or not: IS alloyTemper: T3-T8Al (min): 87%Wall thickness: 0.7, 0.8, 0.9, 1.5Color: Anodized & power ...