[G] Mechanical Properties of Materials and Sturucture

[217] Effect of Cr addition on the mechanical properties and oxidation resistance of novel Fe-based superalloys with γ/γ’ two-phase structure

*Hongwei YAO¹, Zhenghao Chen², Haruyuki Inui^2,3 (1. Kyoto university, 2. ESISM, 3. Kyoto university)

Keywords:superalloy、L1₂ compositon、high temperature strength、oxidation resistance

We investigate the effect of Cr addition on phase equilibrium, oxidation resistance, and mechanical property in the novel Fe-base superalloy in order to develop a new alloy for high-temperature use.