... -2000,GB/T5237-2004stand. 1) Item: anodized aluminium profiles for solar panel frame2) Alloy Temper: 6061,6063,6060,6082T4/T5/T63) SurfaceTreatment ... ),Power Coated,Electrophoresis(silver,bronze,champagne,golden)4) Hardness:Mpa≥160,HV≥58,HW≥85) Standard:GB/T5237-2004,GB/T6892 ...