- 3003, 5052, 6061 Aluminum. 3003-H14 Aluminum Sheet - (ASTM B209, Excellent weldability and formability, with good corrosion resistance makes 3003 Aluminum Sheet a popular and economical choice. 3003 Aluminum Sheet has a smooth, semi-shiny finish and is popular for many applications, fuel tanks, food chemical handling, trailer siding roofing, etc. Mill Finish - Not
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