Specifications of Aluminum Alloy 3003 Aluminum Sheet Plate Among leading aluminum alloy manufacturers and suppliers in China, Haomei Aluminum offers 3003 aluminum sheet, aluminum plate and aluminum tread plate by the ISO standard 6361 and the ASTM standards B209, B210, B211, B221, B483, B491, and B547. The 3003 H14, H16 and H18 are commonly used ones, and other tempers are …