Aluminium zinc alloy
7055 alloy is: heat treatable wrought aluminum alloy. It has high ultimate tensile strength value of 593 MPa.
Chemical Composition※
| Element | Content (%) |
|---|---|
| Aluminum | 85.9 - 88.5 |
| Zinc | 7.6 - 8.4 |
| Magnesium | 1.8 - 2.3 |
| Copper | 2 - 2.6 |
| Iron | ≤ 0.15 |
| Zirconium | 0.080 - 0.25 |
| Manganese | ≤ 0.050 |
| Chromium | ≤ 0.040 |
| Silicon | ≤ 0.10 |
| Titanium | ≤ 0.060 |
| Other (each) | ≤ 0.050 |
| Other (total) | ≤ 0.15 |
Properties※
| Properties | SI Unit |
|---|---|
| Density | 2.86 g/cm |
| Ultimate Tensile Strength | 593 MPa |
| Elongation at Break | 9.0%——to 12.0% |
| Fracture Toughness | 24.2 MPa-m½ |
Applications※
- Aerospace sector
- High strength requirement areas
References※
External links※
- Single-aging characteristics of 7055 aluminum alloy
- 7055: High-Strength Plate and Extrusion Alloy
- Microstructure characterization of 7055-T6, 6061-T6511 and 7A52-T6 Al alloys subjected——to ballistic impact against heavy tungsten alloy projectile
- Grain size prediction. And investigation of 7055 aluminum alloy inoculated by, Al–5Ti–1B master alloy,Journal of Alloys and Compounds - X-MOL
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