[J] 共同セッション：チタン・チタン合金(1)

16:40 〜 17:00

[J10] Hardening and embrittlement in Ti-10Mo air-cooled after annealing

*Xiuqun Wang¹, Chong Yan², Reza Gholizadeh², Nobuhiro Tsuji² (1. Graduate School of Materials Science & Engineering, Kyoto University, Kyoto, Japan、2. Department of Materials Science & Engineering, Kyoto University, Kyoto, Japan)

キーワード：

Metastable β-Ti alloy、Hardening、Embrittlement、Omega、Cooling rate

Ultrahigh yield strength is achieved in Ti-10Mo alloy air-cooled after annealing, accompanied by a great loss of ductility, which is further discussed by considering α phase and ω nano-precipitates.