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7A09 Aluminum Tube is a high-performance Al-Zn-Mg-Cu series forged aluminum alloy tube known for its high strength, excellent heat-treatable properties, and superior low-temperature resistance. Originally developed for aerospace applications, this alloy is widely used in structural engineering, high-stress mechanical components, marine and transportation industries where strength and weight savings are critical.
7A09 Aluminum Tube is a high-performance Al-Zn-Mg-Cu series forged aluminum alloy tube known for its high strength, excellent heat-treatable properties, and superior low-temperature resistance. Originally developed for aerospace applications, this alloy is widely used in structural engineering, high-stress mechanical components, marine and transportation industries where strength and weight savings are critical.
Manufactured by hot rolling or extrusion processes and available in various tempers like T4, T5 and T6, the 7A09 aluminum tube offers customizable diameters, thicknesses, and lengths per project requirements. While it has excellent mechanical properties, it requires appropriate surface treatments or coatings due to susceptibility to stress corrosion in certain environments.
This tube is ideal for aerospace frames, precision machinery, automotive structures, marine equipment, and high-end industrial fabrication.
| Specification Category | Details |
| Product Name | 7A09 Aluminum Tube / Alloy Aluminum Pipe |
| Alloy Grade | 7A09 (Al-Zn-Mg-Cu Super Duralumin) |
| Temper / Status | T4, T5, T6 (heat-treated tempers available) |
| Standard / Compliance | ASTM, GB/T, JIS, EN (depending on supplier customization) |
| Outer Diameter / Width | 10 mm – 400 mm (or as specified on request) |
| Wall Thickness / Tube Thickness | 0.5 mm – 80 mm (customizable range) |
| Length Options | 1 m – 12 m (cut-to-length or custom) |
| Surface Treatment | Mill finish, anodized, polished, sand-blast (as customized) |
| Mechanical Performance | High strength, excellent heat-treated properties |
| Typical Applications | Aerospace structures, mechanical fabrication, automotive frames, marine engineering |
| Packaging | Export seaworthy packaging |
| Notes / Customization | Sizes and surface treatments customized on demand |
