How to Choose the Right Titanium Grade
Systematic guide to selecting the optimal titanium grade.
Quick Answer
Grade 2 for corrosion, Grade 5 for strength, Grade 23 for fracture-critical.
Selection Matrix
| Need | Grade | Key Property |
|---|---|---|
| Corrosion | Grade 2 | Passive film |
| Highest strength | Grade 5 | 130 ksi UTS |
| Fracture toughness | Grade 23 | Higher K1C |
| Formability | Grade 2 | Elong > 20% |
References
- ASTM B265, ASM Handbook Vol 2