aluminum oval tube ISO9001/14001,GB certification We supply you product with high quality and competitive price Alloy 6063/6061/oval aluminium tube 1) mill finish aluminum oval tube2) Alloy Temper: 6061,6063,6060T5/T63) SurfaceTreatment:Mill Finished,Anodized(silverwhite,mattanodized,champagne,bronze,black),Power Coated,Electrophoresis(silver,bronze,champagne,golden)4) Hardness:Mpa≥160,5) ...