[G] High Temperature Oxidation and Corrosion (1)

[19] Co-doping Y/Hf on the oxidation behavior of alumina-forming Co-based oxide dispersion strengthened superalloys

*Hao YU¹, Sosuke Kondo¹, Yasuyuki Ogino¹, Ryuta Kasada¹ (1. Tohoku Uni.)

Keywords:Co-based superalloys、ODS、Alumina、Co-doping

The present work aims to elucidate the effect of co-doping Y/Hf on the oxidation behavior of the alumina forming Co-based ODS superalloys at 900 °C and 1000 °C in air.