Presentation Information

4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)

[191]Temperature dependence of deformation and fracture in Ti-17V and Ti-22V alloys

*Rei Yano¹, Tatsuya Morikawa², Shigeto Yamasaki², Tomohito Tsuru³, Masaki Tanaka² (1. Department of Materials, Graduate School of Engineering, Kyushu University, 2. Department of Materials Faculty of Engineering, Kyushu University, 3. Japan Atomic Energy Agency)

Keywords:

β型チタン合金,すべり変形,熱活性化過程,脆性延性遷移挙動

β型チタン合金Ti-22V，Ti-17Vについて種々の温度で衝撃試験および引張試験を行い，変形・破壊挙動の温度依存性を明らかにし，塑性変形を支配する熱活性化過程について検討する．

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