Material Name

Aluminum 7075-T6 | 3.4365 | 76528 | AlZn5,5MgCu

Material Type

Metal

Process Compatibility

CNC machining

Property Value
Mechanical Properties
Ultimate tensile strength 520 – 560 MPa
Yield strength 460 – 470 MPa
Young’s modulus (modulus of elasticity) 69 – 76 GPa
Elongation at break 6 – 9 %
Physical Properties
Corrosion resistance Moderate
Magnetism Non-magnetic
Weldability Poor
Thermal Properties
Maximum service temperature 100 °C
Thermal expansion coefficient 22.9 – 24.1 × 10-6/ºC
Thermal conductivity 131 – 137 W/(m⋅°C)
Electrical Properties
Electrical resistivity 5.2 μΩ*cm
Post Treatments
Post-Processing Annealing & Cold working
Anodizing compatibility Not recommended – due to the high amount of zinc that the material contains, dark spots or corroded marks may be observed
Common Applications
Aircraft and aerospace Marine
Transportation
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