日本金属学会2021年春期(第168回)講演大会

Presentation information

一般講演

6.Materials Processing » Solid process/ Solid and welding process

[G] Solid process/Solid and welding process

Thu. Mar 18, 2021 1:30 PM - 4:40 PM Rm. H (ZoomRm.H)

Chair:KENTA AOYAGI( Institute for Materials Research, Tohoku University), Masayuki OKUGAWA(Osaka University)

4:25 PM - 4:40 PM

[88] Mechanism effect triggering grain boundary cracking in non-weldable superalloy Alloy713ELC fabricated by selective electron beam melting

*Yuchao LEI1, Kenta Aoyagi2, Kinya Aota3, Kosuke Kuwabara3, Akihiko Chiba2 (1. Dpt. of Materials Processing, Tohoku Univ., 2. IMR, Tohoku Univ., 3. GRIT, Hitachi Metals, Ltd.)

Keywords:電子ビーム溶融積層造形、難溶接性、超合金、残留応力、割れ

難溶接性のγ’析出強化型Ni基超合金Alloy713ELCのSEBM広範囲高次元プロセス空間におけるプロセス・ウィンドウ内において,割れ発生の重要因子及び難溶接性の本質原因を研究する。

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