[S4] S4.Architecture construction for functions and properties ofmaterials V

[S4.14] Intermetallic precipitation and oxidation behavior of a Fe–20Cr–0.5Nb–2Mo (at%) high-Cr ferritic alloy

*Yaw　Wang CHAI¹, Shintaro KONDO¹, Kentaro KANAI¹, Dosung LEE¹, Manabu WATANABE¹, Shin ISHIKAWA², Takako YAMASHITA², Yoshisato KIMURA¹ (1. Tokyo Institute of Technology, 2. JFE Steel Corporation)

Keywords:Ferritic alloys、intermetallic、precipitation、oxidation、microstructure

This study reveals the surface oxidation behavior of a ferritic alloy by the interfacial precipitation of intermetallic Laves and Chi phases. and the vapor gases of the oxidation process.