... GB/T6892-2000,GB/T5237-2004stand. 1) Item: aluminum profile for solar panel2) Alloy Temper: 6061,6063,6060,6082T4/ ... production flow line,operating workable,office partition wall,folding screen ,fence ,various kinds of frame,display rack,goods ... proof seal cover,etc,13) Corrosion resistance experiment for anodic oxide film. film levelsCorrosion resistanceWearing resistanceCASSalkaliAbrasion coefficient( ...