[S] Materials Science of Additive Manufacturing II: Creation of Materials by Superthermal Field(2)

[S5.29] Microstructure and Hardness of WC-HEA Cemented Carbides Processed by Laser Directed Energy Deposition

*KAITO EBIHARA¹, TATSYA SAKURAI², YORIHIRO YAMASHITA³, SINTARO YASUI⁴, TAKAHIRO KUNIMINE¹ (1. Kanazawa University, 2. Kanazawa University (Present: Tohoku Electric Power Co., Inc.), 3. National Institute of Technology, Ishikawa College, 4. Tokyo Institute of Technology)

Keywords:超硬合金、レーザ指向性エネルギー堆積法、ハイエントロピー合金、WC-HEA、WC-Co

本研究では，超硬合金での金属結合材としてHEAを適用し，レーザ指向性エネルギー堆積法(Laser Directed Energy Deposition: L-DED)で造形した際の微細組織や硬度を調査した．