... ISO9001/14001,GB certification We supply you product with high quality and competitive price Alloy 6063/6061/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) Standard:GB/T5237-2004 ...