... resistance 3.Waterproof 4.Real factory Best sheet metal extruded aluminum electronic enclosure Feature1.We can make part design and mold ... 4. Bronze: C51000, C52100, C54400, etc5. Iron: 1213, 12L14,12156. Aluminum: Al6061, Al60637.OEM according to your requestProducts Availablebolts, screws, nuts ... welding and assemblyOther products for reference: Best sheet metal extruded aluminum electronic enclosure