[1H14-21] ODS Structure materials Ni alloys

[1H16] R&D of fuel cladding of ODS ferritic steel for maintaining fuel integrity at accidental high temperature condition (2)

(3)α/α′ phase decomposition under thermal aging

＊Akihiko Kimura¹, Kiyohiro Yabuuchi¹, Wentuo Han¹, Naoko Oono², Shigeharu Ukai², Takeji Kaito³, Tadahiko Torimaru⁴, Shigenari Hayashi⁵ (1.Kyoto University, 2.Hokkaido University, 3.JAEA, 4.NFD, 5.Institute of Tokyo Technology)

Keywords:fuel claddings, ODS steels, phase decomposition

事故耐性用燃料被覆管の開発の一環として、高Cr-ODS鋼の熱時効脆化に及ぼすAl添加の影響を調べた結果について報告する。