Aluminium 7116 alloy is heat treatable wrought alloy. It has 4.2 to 5.2 weight percentage of Zinc. It also contains magnesium, copper as small additions.
Chemical composition
| Element | Weight Percentage (%) |
|---|---|
| Aluminum | 91.5 - 94.5 |
| Zinc | 4.2 - 5.2 |
| Magnesium | 0.80 - 1.4 |
| Copper | 0.50 - 1.1 |
| Iron | ≤ 0.30 |
| Silicon | ≤ 0.15 |
| Titanium | ≤ 0.050 |
| Vanadium | ≤ 0.050 |
| Manganese | ≤ 0.050 |
| Gallium | ≤ 0.030 |
| Other (each) | ≤ 0.050 |
| Other (total) | ≤ 0.15 |
Properties
| Properties | Metric |
|---|---|
| Density | 2.78 g/cm |
| Young's Modulus | 69 MPa |
| Elongation at Break | 7.8% |
| Fatigue Strength | 160 MPa |
| Poisson's Ratio | 0.33 |
| Ultimate Tensile Strength | 370 MPa |
| Yield Strength | 330 MPa |
| Specific Heat Capacity | 880 J/kg-K |
| Thermal Conductivity | 150 W/m-K |
Applications
Its application is in the aviation industry
References
- ^ "7116 aluminum alloy". 8 May 2013. Archived from the original on 2020-10-23.
- ^ "7116 aluminum alloy properties". Archived from the original on 2016-03-20.
External links
- Machinability of 7116 Structural Aluminum Alloy
- https://www.tandfonline.com/doi/abs/10.1080/AMP-200060603
- https://www.tandfonline.com/doi/full/10.1080/AMP-200060603?scroll=top&needAccess=true
| 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 |
|