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Aluminium zinc alloy
7055 alloy is heat treatable wrought aluminum alloy.[1] It has high ultimate tensile strength value of 593 MPa.
Chemical Composition
| Element[1]
|
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[1]
|
2.86 g/cm3
|
| Ultimate Tensile Strength[2]
|
593 MPa
|
| Elongation at Break[2]
|
9.0% to 12.0%
|
| Fracture Toughness[2]
|
24.2 MPa-m½
|
Applications
- Aerospace sector[1]
- High strength requirement areas[1]
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
- ShieldSquare Captcha
Aluminum alloy table
