AlZn5Mg3Cu
Aluminium wrought alloy, hardenable
| Material No. | EN AW-7022 |
| DIN material number | 3.4345 |
| Abbreviation | AlZn5Mg3Cu |
| Description | Aluminium wrought alloy, hardenable |
| Composition Alloy components [%] | Zn: 4.3 - 5.2 Mg: 2.6 - 3.7 Cu: 0.5 - 1.0 |
| Density [g/cm³] | 2.78 |
| Yield point Rp0.2 [N/mm²] min. - max. | 330 - 380 |
| Tensile strength Rm [N/mm²] min. - max. | 420 - 460 |
| Elongation at fracture A% min. - max. | 7 |
| Brinell hardness Reference value HB | 140 |
| Corrosion resistance in normal environment | moderate |
| Corrosion resistance in marine environment | poor |
| Machinability | very good |
| Weldability | good - moderate |
| Anodizing capability | good (corrosion protection) moderate (decorative) |
| Mechanical high-gloss polishing | - |
| Main applications |
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Information for reference only; we do not assume any liability for its accuracy. The properties of metal materials are highly dependent on thermal and/or mechanical treatment.