[G] Plastic Deformation/Additive Manufacturing (Evaluation of Microstructure and Properties)

[277] In-situ SEM observation and DIC analysis of inhomogeneous tensile deformation for heat-treated Al-12Si alloy processed by laser powder bed fusion

*Yuki OTANI¹, Naoki TAKATA², Asuka SUZUKI², Makoto KOBASHI², Masaki KATO³ (1. Nagoya Univ., 2. Nagoya Univ., 3. Aichi Center for Industry and Science Technology)

Keywords:金属積層造形、Al-Si合金、In-situ観察

Al-Si合金レーザ積層造形体における不均一変形が異方的引張特性に与える影響を調査するため, 熱処理により組織を変化させた造形体を用い引張変形のin-situ SEM観察とデジタル画像相関解析を行った結果を報告する.