The hardness of 7075 t6 aluminium alloy is 150HB, which belongs to high hardness aluminum alloy 7000 series. The detailed specification of 7075 t6 aluminum is aluminum sheet thickness: 0.2mm-10 mm, width 400-2000mm, aluminum plate thickness 10 mm-450mm, width 400- 2400mm. 7075 t6 aluminum alloy is one of the most commercially available and precision processed aluminum.. read more →