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Titanium vs Inconel: High Temperature Comparison

Ti vs Inconel for high-temp service.

Quick Answer

Inconel to 1300F. Ti limited to 600F. Ti better strength/weight below 600F.

Comparison

Property Ti-6Al-4V Inconel 718
Max service (F) 600 1300
Density (lb/in3) 0.16 0.30
UTS at 70F (ksi) 130 180

References

  • AMS 4911, AMS 5662