Aluminium Alloy | Commercial Alloy
7075T6
Commercial7075T6
A high strength aluminium alloy offering good corrosion resistance.
Chemical Composition
Alloy 7075 |
|
---|---|
Chemical Element | % Present |
Aluminium (Al) | balance |
Other (Each) | 0.05 max |
Others (Total) | 0.15 max |
Titanium (Ti) | 0.2 max |
Chromium (Cr) | 0.18 - 0.28 |
Manganese (Mn) | 0.3 max |
Silicon (Si) | 0.4 max |
Iron (Fe) | 0.5 max |
Copper (Cu) | 1.2 - 2 |
Magnesium (Mg) | 2.1 - 2.9 |
Zinc (Zn) | 5.1 - 6.1 |
Temper Types
- T6
Supplied Forms
- Bar
- Extrusions
- Rod
Generic Physical Properties
Physical Property | Value |
---|---|
Density | 2.80 g/cm³ |
Melting Point | 635 °C |
Thermal Expansion | 23.5 x10^-6 /K |
Modulus of Elasticity | 72 GPa |
Thermal Conductivity | 130 W/m.K |
Electrical Resistivity | 40 % IACS |
Mechanical Properties
7075T6 Drawn Bar - Up to 25mm |
|
---|---|
Mechanical Property | Value |
Proof Stress | 480 Min MPa |
Tensile Strength | 540 Min MPa |
Elongation A50 mm | 7 Min % |
These properties apply where diameter of round bar, or width of flat bar, or thickness of rectangular bar, or wall thickness of tube/profile is up to 25mm. These figures are usually also available for dimension up to 80mm. For Extruded (and not then drawn) product the minimum values reduce as dimension increases - For full details please consult the relevant standards and specifications.