AW-7075 alloy is an aluminum alloy primarily composed of aluminum, zinc, and magnesium. The alloy boasts high strength and exceptional corrosion resistance. For this reason, it is used in numerous applications, particularly in the aerospace industry, but also in the automotive industry and other sectors.
Properties:
High Strength: AW-7075 alloy possesses high strength and is one of the strongest aluminum alloys available. This makes it ideal for applications requiring high load-bearing capacity.
Corrosion Resistance: AW-7075 alloy exhibits exceptional corrosion resistance, making it an ideal choice for aerospace applications.
Good Weldability: AW-7075 alloy is readily weldable and formable, facilitating its processing.
Applications:
Aerospace Industry: Due to its high strength and corrosion resistance, AW-7075 alloy is widely used in the aerospace industry. It is employed in aircraft, helicopters, and rockets.
Automotive industry: The AW-7075 alloy is also used in the automotive industry. It is used, among other things, for chassis components, steering gears, and other parts.
Sports equipment: The AW-7075 alloy is also used in sports equipment, such as bicycle frames, ski poles, and tennis rackets.
Chemical Composition (by weight):
Aluminum (Al): 90.8%
Zinc (Zn): 6.1%
Magnesium (Mg): 2.2%
Copper (Cu): 1.6%
Chromium (Cr): 0.23%
Mechanical Properties:
Tensile Strength (Rm): 572 MPa
Yield Strength (Rp0.2): 503 MPa
Elongation at Break (A50): 11%
Hardness (HB): 150
Physical Properties:
Density: 2.81 g/cm³
Melting Point: 477–635 °C (depending on alloy composition)
Thermal Conductivity: 130–160 W/mK (depending on alloy composition)
Electrical Conductivity: 31–39 MS/m (depending on alloy composition)
Heat Treatment:
The alloy AW-7075 responds well to heat treatment to achieve desired properties. Solution annealing at 465–477 °C followed by quenching increases strength and hardness. Aging at 120–190 °C for several hours further enhances strength and hardness.
Please note that specifications may vary depending on the alloy composition, manufacturing process, and conditions. The values provided are for guidance only and should not be considered precise.
