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Aluminum 7050 | EN AW-7050 | 3.4144| AlZn6CuMgZr
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  • Material type

    Metal

  • Material name

    Aluminum 7050 | EN AW-7050 | 3.4144| AlZn6CuMgZr

  • Alternative names

    AlZn6CuMgZr

  • Process compatibility

    CNC machining
Aluminum 7050 is recognized as a commercial aerospace alloy that is heat-treatable, exhibiting high toughness, robust mechanical strength, and excellent resistance to stress corrosion cracking.
Sunnyhowe
Mechanical properties
Ultimate tensile strength
470-530 MPa
Yield strength
390-460 MPa
Young's modulus (modulus of elasticity)
70 - 80 GPa
Elongation at break
5-12 %
Physical properties
Corrosion resistance
Good
Magnetism
Non-magnetic
Weldability
Poor
Thermal properties
Thermal expansion coefficent
23 - 25.4 10^-6/ºC
Thermal conductivity
153 W/(m⋅°C)
Electrical properties
Electrical resistivity
4.4 μΩ*cm
Post treatments
Post-Processing
Cold working, Aging, Hardening
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
Fuselage frames
Bulkheads
Wing skins
Aerospace structures
Commercial & military aircraft applications

Tagged: Aluminum metal
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