... ,6061,6082,6463,7005,7075.Specification:round,tangular, profils ,square,slot and so on Thickness:0.6mm to 30mm.Finished: anodized,burshed ... coated,dyed,elexctrolyticly colored.Application: handrails ,balustrades ,guardrails,balusters, construction and decoration ,industry. aluminum pipes and tubes aluminum balustrades