Aluminium 7050 alloy is a heat treatable alloy. It has high toughness, high strength. It has high stress corrosion cracking resistance. It has electric conductivity of value having 40 percent of copper. 7050 aluminium is known as a commercial aerospace alloy.
Chemical Composition
| Element | Content (%) |
|---|---|
| Aluminum, Al | 89 |
| Copper, Cu | 2.3 |
| Magnesium, Mg | 2.3 |
| Zinc, Zn | 6.2 |
| Zirconium, Zr | 0.12 |
Physical Properties
| Properties | Metric |
|---|---|
| Density | 2.6-2.8 g/cm3 |
| Melting point | 494°C |
| Tensile strength | 515 MPa |
| Yield strength | 455 MPa |
| Fatigue strength | 240 MPa |
| Elastic modulus | 70-80 GPa |
| Poisson's ratio | 0.33 |
| Elongation | 11% |
| Thermal conductivity | 180 W/mK |
Designations
It can be written as:
- AMS 4108
- AMS 4201
- ASTM B247
- ASTM B316
- QQ A-430
Welding
Welding should be avoided, because it weakens aluminum alloy.
Applications
- Aircraft and other structures
- Fuselage frames
- Bulkheads
- Wing skins
- Military aircraft applications
References
- ^ "Aluminum 7050 alloy properties". 31 August 2012. Archived from the original on 2020-09-18.
- ^ "Aluminum 7050". Archived from the original on 2016-03-28.
- ^ "7050 aluminum" (PDF). Archived (PDF) from the original on 2021-01-07.
Further reading
- Venkatesan, S.; Xavior, M. Anthony (2019). "Characterization on Aluminum Alloy 7050 Metal Matrix Composite Reinforced with Graphene Nanoparticles". Procedia Manufacturing. 30: 120–127. doi:10.1016/j.promfg.2019.02.018. ISSN 2351-9789.
External links
- For more properties, visit: http://asm.matweb.com/search/SpecificMaterial.asp?bassnum=MA7050T765
- Aluminum 7050 properties for different thickness https://www.aircraftmaterials.com/data/aluminium/7050.html
Aluminum alloy table
| Aluminium alloys | |
|---|---|
| Introduction | |
| Al 1000 series (pure) | |
| Al-Cu 2000 series | |
| Al-Mn 3000 series | |
| Al-Si 4000 series | |
| Al-Mg 5000 series | |
| Al-Mg-Si 6000 series | |
| Al-Zn 7000 series | |
| 8000 series (misc.) | |
| Named alloys |
|