7255 aluminium alloy

Wrought aluminium zinc alloy

7255 aluminium alloy is a wrought alloy with high zinc weight percentage (from 7.8 to 8.4%). It also contains magnesium, copper.[1]

Chemical composition

Elements[1] Weight Percentage
Aluminum 86.1 - 88.52%
Zinc 7.6 - 8.4%
Copper 2.0 - 2.6%
Magnesium 1.8 - 2.3%
Zirconium 0.08 - 0.15%
Titanium <= 0.06%
Iron <= 0.09%
Chromium <= 0.04%
Manganese <= 0.05%
Other, each <= 0.05%
Other, total <= 0.15%
Silicon <= 0.06%

Properties

7255 aluminium alloy properties
Properties SI Unit Value
Density[1] 2.86 g/cc

References

  1. ^ a b c "7255 aluminum alloy composition, properties".

Aluminium alloy table

  • v
  • t
  • e
Aluminium alloys
Introduction
  • Aluminium
  • Aluminium alloys
  • History of aluminium
Al 1000 series (pure)
  • 1050
  • 1060
  • 1070
  • 1100
  • 1145
  • 1199
  • 1200
  • 1230
  • 1350
  • 1370
  • 1420
  • 1421
  • 1424
  • 1430
  • 1440
  • 1441
  • 1445
  • 1450
  • 1460
  • 1461
  • 1464
  • 1469
Al-Cu 2000 series
Al-Mn 3000 series
Al-Si 4000 series
  • 4006
  • 4007
  • 4015
  • 4032
  • 4043
  • 4047
  • 4543
Al-Mg 5000 series
Al-Mg-Si 6000 series
Al-Zn 7000 series8000 series (misc.)
  • 8006
  • 8009
  • 8011
  • 8014
  • 8019
  • 8025
  • 8030
  • 8090
  • 8091
  • 8093
  • 8176
Named alloys