... 2 Quality guaranteed 3 Various in size, style and color 4 Competitive price Specification for aluminium alloy extruded ... 6063,6082Alloy temper:T5 and T6Surface treatment:mill finished,anodized(matt anodized,sandblast),electrophoresis,powder coated.Colors:foranodizing, ... ,black;forelectrophoresis,silver,bronze,champagne,golden.and various colors for powder coated and so on.Standard:GB/T5237-2004, ...