... Al6063 2)used as aluminum building materials 3)size a request 4)building material aluminum tubingSpecifications6063 Aluminum tube 1.Material:1060,2A12,3A12,5A02,5056 ... 300mm 3,WT:Min 0.6mm 4,Up to 12m6063 Aluminum tube1.Material:1060,2A12,3A12,5A02,5056,6061,6063,7A04 ...