Aluminum pipe Alloy:6061,6063 Thickness:0.3mm-6.0mm Length:100mm-6000mm Surface treatment:Anodizing,powering coating,etc Aluminum pipealuminium pipes,Alloy:6061 ... :T5/T6, --Shape:round,square,rectangle--Finishing:mill finishing, clear anodized, color powder coated, PVDF coated, Eletrophoresis,--Different diameters, size, color ... , covered by water proof paper, PE, PVC film for options. Aluminum pipe