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7A04 aluminum tube is a high-strength, heat-treatable aluminum alloy tube made from the 7A04 (Al-Zn-Mg-Cu) super-alloy series, designed for applications where structural performance and durability are critical. This alloy combines exceptional tensile strength, corrosion resistance, and excellent machinability after heat treatment, making it a preferred choice for industrial, aerospace, and high-stress engineering applications.
7A04 aluminum tube is a high-strength, heat-treatable aluminum alloy tube made from the 7A04 (Al-Zn-Mg-Cu) super-alloy series, designed for applications where structural performance and durability are critical. This alloy combines exceptional tensile strength, corrosion resistance, and excellent machinability after heat treatment, making it a preferred choice for industrial, aerospace, and high-stress engineering applications.
Manufactured in seamless or extruded forms, 7A04 aluminum tubes are available in round, square, and custom profiles with a range of sizes, wall thicknesses, and surface finishes to match diverse design and fabrication requirements. Its surface can be provided as mill finish or treated with anodizing, powder coating, or other protective coatings for enhanced durability and aesthetic appeal.
| Product Name | 7A04 Aluminum Tube |
| Alloy Grade | 7A04 (Al-Zn-Mg-Cu series high-strength aluminum) |
| Material Standard | ASTM, JIS, DIN (varies by supplier) |
| Shape | Round Tube, Square Tube, Rectangular Tube, Custom Profiles |
| Outer Diameter / Width | Round: 10 – 300+ mm (typical) Square/Rectangular: Customized up to ~150 mm+ |
| Wall Thickness | 0.3 – 50 mm (varies by profile/specs) |
| Length | 1,000 – 6,000+ mm (custom lengths available) |
| Temper / Status | T6 (common), H112, H111 and others |
| Surface Finish | Mill Finish, Anodized, Powder Coating, Brushed |
| Mechanical Properties (Approx.) | Tensile Strength ≥530 MPa, Yield Strength ≥400 MPa, Elongation ~5% (T6) |
| Density | ~2.78 g/cm³ |
| Corrosion Resistance | Good atmospheric and general industrial resistance |
| Typical Applications | Aerospace structures, High-pressure piping, Industrial equipment, Automotive components |
| Customization Options | Sizes, lengths, tempers, surface treatments, special sections |
