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Titanium Corrosion in Acids

HCl, H2SO4, HNO3 resistance data.

Quick Answer

Excellent in oxidizing acids. Limited in reducing acids. Grade 7 improves reducing acid resistance.

Acid Data

Acid Conc Temp Rate
HNO3 0-70% 25°C < 1 mpy
HCl 1% 25°C < 2 mpy
HCl 5% 25°C 5-20 mpy

References

  • ASTM G31