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Specelex
Aluminum Alloy

7075 Aluminum Alloy

High-strength Al-Zn-Mg-Cu alloy used in aerospace and defense where strength-to-weight is critical.

Composition

ElementRange
AlBalance
Zn5.1–6.1%
Mg2.1–2.9%
Cu1.2–2.0%
Cr0.18–0.28%

XRF Notes

High Zn distinguishes 7075 from 6061. Critical for aerospace incoming inspection programs.

ASTM B209AA 7075

Properties

  • Very high strength
  • Used in aircraft structures
  • Lower corrosion resistance than 6061

Applications

  • Aircraft wing spars
  • High-stress structural parts
  • Sporting equipment

Related Applications

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