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7085 aluminium alloy

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Wrought aluminium zinc alloy

7085 aluminum alloy is wrought type alloy. It has very high zinc percentage. It also contains magnesium and copper.

Chemical composition

Properties Value
Density 2.85 g/cc
Elements Weight Percentage (%)
Aluminum 87.62 - 90.42 %
Chromium <= 0.04 %
Copper 1.3 - 2.0 %
Iron <= 0.08 %
Magnesium 1.2 - 1.8 %
Manganese <= 0.04 %
Other, each <= 0.05 %
Other, total <= 0.15 %
Silicon <= 0.06 %
Titanium <= 0.06 %
Zinc 7.0 - 8.0 %
Zirconium 0.08 - 0.15 %

Applications

  1. Thick plate
  2. Aerospace industry

References

  1. ^ "7085 aluminum alloy composition".
Aluminium alloys
Introduction
Al 1000 series (pure)
Al-Cu 2000 series
Al-Mn 3000 series
Al-Si 4000 series
Al-Mg 5000 series
Al-Mg-Si 6000 series
Al-Zn 7000 series
8000 series (misc.)
Named alloys
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