Ti-6Al-4V

UNS R56400 titanium
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The workhorse alpha-beta titanium alloy, accounting for ~50% of all titanium production. Exceptional strength-to-weight ratio, fatigue life, and corrosion resistance. Used in airframe, engine, and medical implants.

Applicable Standards

  • AMS 4928
  • AMS 4965
  • ASTM B265 Gr5
  • UNS R56400

Composition Ranges (wt %)

Element Min (%) Max (%) Typical Range
Ti 87.7 91.0 ~89.35
Al 5.5 6.75 ~6.12
V 3.5 4.5 ~4.0
Fe — 0.4 ~0.2
O — 0.2 ~0.1
Ti 87.7–91.0% Al 5.5–6.75% V 3.5–4.5% Fe 0.0–0.4% O 0.0–0.2%

Typical Applications

  • Fan blades
  • Airframe structures
  • Biomedical implants
  • Sporting goods
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