Titanium alloys
Ti17
Spécifications
EU
Ti-5Al-2Sn-2Zr-4Mo-4Cr
USA
UNS: R58650
Composition
Cr
4
Mo
4
Ti
Base
Al
5
Sn
2
Zr
2
Applications
• Aero-engine fan discs.
Characteristics
• Near-beta titanium alloy.
Mechanical properties
| Heat treatment |
UTS (N/mm²) |
0,2% YS (N/mm²) |
A (%) |
|---|---|---|---|
| Heat treated condition | 1150 | 1060 | 6 |
Key to heat treatment symbols
| Solution treated | H | Annealed | R |
|---|---|---|---|
| Thermo-mechanical treatment | TM | Quenched and tempered | T+RV |
| Sub-zero treatment | F | Solution treated and aged | H+V |