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Ti-6Al-2Sn-4Zr-2Mo 
Summary
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] edit
| Al | Sn | Zr | Mo | Fe | O | Si | C | N | H | Y | Remainder, each | Remainder, total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min. | 5.5 | 1.8 | 3.6 | 1.8 | — | — | 0.06 | — | — | — | — | — | — |
| Max. | 6.5 | 2.2 | 4.4 | 2.2 | 0.25 | 0.12 | 0.10 | 0.05 | 0.05 | 0.015 | 0.005 | 0.1 | 0.3 |
Markets[3] edit
- Aerospace
- Automobile
Applications[4][5] edit
- 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[6] edit
- 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 edit
- ^ "Titanium Ti-6Al-2Sn-4Zr-2Mo (Ti-6-2-4-2), Sheet". ASM.
- ^ "Ti-6Al-2Sn-4Zr-2Mo Titanium Alloy". Rickard Metals.
- ^ "Titanium Ti-6Al-2Sn-4Zr-2Mo (Ti-6-2-4-2), Sheet". ASM.
- ^ "Titanium Ti-6Al-2Sn-4Zr-2Mo (Ti-6-2-4-2), Sheet". ASM.
- ^ "Grade 6Al 2Sn 4Zr 2Mo Titanium Alloy (UNS R54620)". AZO Materials.
- ^ "Ti-6Al-2Sn-4Zr-2Mo Titanium Alloy". Rickard Metals.