[J] JIMM-ISIJ Joint Session Titan and Its Alloys

10:50 AM - 11:10 AM JST(1:50 AM - 2:10 AM UTC)

[J6] Plasticity at room and high temperatures of Ti-5.5Al-1.5Fe-0.25Si (Ti-52AFS) alloy

○Hiroaki Matsumoto¹, Suzuka Kawahigashi², Yoshiki Koike³, Yuya Ishiguro³, Tomonori Kunieda³ (1. Kobe University, 2. Kagawa University (Now at Toho Titanium CO., LTD), 3. Nippon Steel)

Keywords:

V free titanium alloy,room temperature plasticity,high temperature plasticity

We clarified the properties on the room-temperature plasticity mechanism (critical resolved shear stress ratio of the active slip system) and the high-temperature plasticity mechanism (particularly focusing on high-temperature ductility) for the novel V-free Ti-5.5Al-1.5Fe-0.25Si (Ti-52AFS) alloy.