[S6] S6.Multi-scale analysis of elementary processes in plasticity (V)(2)

[S6.9] Anomalous strain rate sensitivity of flow stress of Al-Si alloy additive-manufactured by laser powder bed fusion

*Naoki TAKATA¹, Mulin LIU², Asuka SUZUKI¹, Makoto KOBASHI¹, Masaki KATO³ (1. Nagoya Univ., 2. Nagoya Univ. (Graduate student), 3. Aichi Center for Industry and Science Technology)

Keywords:レーザ粉末床溶融結合法、アルミニウム、ひずみ速度感受性指数、動的析出、引張試験

Al–Si２元系合金（Al–12 mass%Si）積層造形体の異なるひずみ速度（10-2 s-1から 10-5 s-1）の引張試験を実施し，変形応力のひずみ速度依存性を系統的に調べた結果を報告する