... fire-proof 3.Enclosure can be customized High Quality Metal Steel Storge Locker Cabinet DimensionAccording to customer's drawing.Materials Available1. ... ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)4. Bronze: C51000, C52100, C54400, etc5. Iron: 1213, 12L14,12156 ... , broaching, welding and assembly Other products for reference: High Quality Metal Steel Storge Locker Cabinet