haomei Aluminum 5000 Series marine aluminum sheet products are mainly used for hull outer plate and other long-term contact with the sea parts of the plate. The main aluminum alloys includes 5083 aluminum alloy and 5086 aluminum alloy. Common status are divided into: H116 / H321 / O / H112. Specifications: thickness ≤ 30mm, width ≤ 2600mm, length ≤ 14000mm.