2019 Fall Annual(165th) Meeting

Presentation information

Koubo Symposium

[S7] S7 Materials science of additive manufacturing for biomedical and welfare applications (part III)

Thu. Sep 12, 2019 9:00 AM - 6:10 PM T (RoomNo.5 at 2nd Flr. Faculty of Engineering, Build.No.1)

座長:上田 正人(関西大学)、野村 直之(東北大学)、石本 卓也(大阪大学)、小林 千悟(愛媛大学大学院)、堤 祐介(国立研究開発法人 物質・材料研究機構)

3:05 PM - 3:20 PM

[S7.12] Phase Transformation Mechanisms of Biomedical Co-28Cr-6Mo Alloy Depending on the Thermal History in Electron Beam Powder-bed Additive Manufacturing

*ZHAO Yufan1, KOIZUMI Yuichiro2, AOYAGI Kenta3, YAMANAKA Kenta3, CHIBA Akihiko3 (1. 東北大工(院生)、2. 東北大金研(現:阪大工)、3. 東北大金研)

Keywords:Phase transformation、Co-28Cr-6Mo alloy、Thermal histoty、Electron beam powder-bed fusion、Additive manufacturing

Phase transformation in as-built CCM occurred as both isothermal martensitic and diffusional-massive transformation. The difference in γ/ε phase distribution was depending on the thermal history.

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