[P] P244~PP247 Biomedical and Health Care

[P246] Investigation of Microstructural Control and Processing in Hypoeutectic NiTi Alloys

○Yuto Otomo¹, Hideki Hosoda¹, Yusuke Asakura¹, Masaki Tahara¹, Naoki Nohira¹, Aya Harashima¹ (1. Institute of Science Tokyo)

Keywords:

NiTi alloy,Hypoeutectic alloy,Ni3Ti,Biomedical material,Heat treatment

In this study, we focused on high-Ni Ti–Ni alloys with　hypoeutectic compositions that are expected from the phase diagram to consist of NiTi and Ni₃Ti phases, and aimed to clarify the relationship between composition, processing route, heat-treatment conditions, and microstructural morphology.