[S5] S5.Materials Science of Additive Manufacturing II: Creation of Materials by Superthermal Field(1)

[S5.13] In-situ neutron diffraction study of the microstructure and mechanical behavior in a laser powder bed fusion Ti-6Al-4V alloy

*Manami MORI¹, Kenta YAMANAKA², Yusuke ONUKI³, Shigeo SATO⁴, Rézaï-Aria F.⁵, Akihiko CHIBA⁶ (1. NIT Sendai Col., 2. IMR, Tohoku Univ., 3. Tokyo Denki Univ., 4. Ibaraki Univ., 5. IMT Mines Albi, 6. NICHe, Tohoku Univ.)

Keywords:積層造形、中性子回折、Ti-6Al-4V合金、組織・塑性変形解析

本研究では，L-PBFを用いて作製したTi−6Al−4V合金の室温引張変形におけるその場中性子回折を行い，集合組織と転位密度の変化について調査した．