... ,Finish: Anodize... 4,anodized aluminum tube with round, square,oval, etc Oval aluminum tube1,Anodized Aluminum tube2,Alloy: 1000 and 6000 ... as anodize, mill, powder coating...on the oval aluminum tube.4,Anodized aluminum tube with round, square,oval, etc. Our company is ... samples with different kinds of surface treatment. MaterialAlloy 1050, 1060, 6005, 6061, 6063, 6082, 7075 etc Surface treatments ...