... 6463,7075,7005. Smoothing,colourful,brushed,anodized or pained,powder coated aluminium pipes,tubes ... ,square,slot and so on Thickness:0.6mm to 30mm.Finished: anodized,burshed,blasted,painted ... ,powder coated,dyed,elexctrolyticly colored.Application: handrails ,balustrades ,guardrails,balusters, construction and decoration ,industry. aluminum pipes and tubes aluminum ...