2014-T6 Aluminium

UNS A92014 aluminium
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High-strength Cu-Si-Mg aluminium alloy with good machinability. One of the highest-strength 2xxx alloys; used for heavy-duty forgings where 2024 is inadequate.

Applicable Standards

  • AMS 4029
  • AMS 4153
  • ASTM B209

Composition Ranges (wt %)

Element Min (%) Max (%) Typical Range
Al 91.0 95.0 ~93.0
Cu 3.9 5.0 ~4.45
Si 0.5 1.2 ~0.85
Mn 0.4 1.2 ~0.8
Mg 0.2 0.8 ~0.5
Fe — 0.7 ~0.35
Al 91.0–95.0% Cu 3.9–5.0% Si 0.5–1.2% Mn 0.4–1.2% Mg 0.2–0.8% Fe 0.0–0.7%

Typical Applications

  • Heavy-duty aircraft forgings
  • Truck frames and suspension
  • High-strength structural components
  • Rocket motor cases
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