Ti-6Al-2Sn-4Zr-2Mo

Ti-6Al-2Sn-4Zr-2Mo (UNS designation R54620), also known as Ti 6-2-4-2, is a near alpha titanium alloy known for its high strength and excellent corrosion resistance. It is often used in the aerospace industry for creating high-temperature jet engines and the automotive industry to create high performance automotive valves.[1]

Chemistry

[2]AlSnZrMoFeOSiCNHYRemainder, eachRemainder, total
Min.5.51.83.61.8——0.06——————
Max.6.52.24.42.20.250.120.100.050.050.0150.0050.10.3

Markets

Source:[3]

Applications

Sources:[4][5]

  • High-temp jet engines
  • Gas turbine compressor components (Blades, Discs, Spacers and Seals)
  • High performance automotive valves
  • Sheet metal parts in afterburners and hot airframe sections
  • Aircraft brake parts (e.g. Boeing 787)

Specifications

Source:[6]

  • AMS: 4919, 4975, 4976, 4979, T 9047
  • MIL-T : 9046, 9047
  • MIL-F: 81556, 82142
  • Werkstoff: 3.7145
  • EN: 3.71450
  • GE: B50TF22, B50TF21, C50TF7, B50TF22
  • PWA: 1220
  • DIN: 3.7164
  • UNS: R54620

References

  1. ↑ "Titanium Ti-6Al-2Sn-4Zr-2Mo (Ti-6-2-4-2), Sheet". ASM.
  2. ↑ "Ti-6Al-2Sn-4Zr-2Mo Titanium Alloy". Rickard Metals. 5 August 2014.
  3. ↑ "Titanium Ti-6Al-2Sn-4Zr-2Mo (Ti-6-2-4-2), Sheet". ASM.
  4. ↑ "Titanium Ti-6Al-2Sn-4Zr-2Mo (Ti-6-2-4-2), Sheet". ASM.
  5. ↑ "Grade 6Al 2Sn 4Zr 2Mo Titanium Alloy (UNS R54620)". AZO Materials. 20 June 2013.
  6. ↑ "Ti-6Al-2Sn-4Zr-2Mo Titanium Alloy". Rickard Metals. 5 August 2014.