[G] Heat Resistance Materials

11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[46] Effect of Cr on Microstructure and Oxidation Resistance of Co base Alloyswith γ/γ' Two-Phase Microstructure

○Lu Jin¹, Yoko Yamabe Mitarai¹ (1. The University of Tokyo)

Keywords:

Heat resistant alloy,Co base alloy,γ/γ',Oxidation

The effect of Cr on the microstructure and oxidation resistance of Co-based γ/γ′ alloys was investigated. Cr increased γ′ stability and improved oxidation resistance at 1000°C.