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AW 7075


It is the best known of the 7000 series alloys for its mechanical characteristics. Its resistance can be compared with numerous steels. Due to the high resistance/density ratio, it is often used in extreme applications such as aeronautics, aerospace, nuclear, automotive, etc.

Chemical Composition (% Weight)


Elements Si Fe Cu Mn Mg Cr Zn Ti Al
Min - - 1.2 - 2.1 0.18 5.1 - -
Max 0.4 0.5 2 0.3 2.9 0.28 6.1 0.2 Resto

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Format

Polishing

Machinability

Weldability

Electrical/Thermal

Conductivity

≈ 150 HB

Brinell Hardness

2.81

Density

main characteristics


- Very good machining

- Good polishing

- Good dimensional stability

- Good weldability with electron beam

- Limited fusion weldability

Applications


- Railway rails

- Mechanical Engineering

- Automation

- Jigs and accessories

- Tools