日本金属学会 2020年春期(第166回)講演大会

Presentation information

General Session

4.Mechanical Properties » Fundamentals of Mechanical Properties

[G] Fundamentals of Mechanical Properties

Wed. Mar 18, 2020 1:00 PM - 5:00 PM Rm. A (W321,2nd Flr., West Bldg.3)

Chair:Akinobu Shibata(Kyoto University), Kenichi Ikeda(Hokkaido University)

1:30 PM - 1:45 PM

[19] Strain rate dependent deformation behavior and its mechanism of a heterogeneous nano-structured austenitic steel

*JIANG Hua1, WATANABE Chihiro2, MIYAJIMA Yoji2, KOGA Norimitsu2, AOYAGI Yoshiteru3, KOBAYASHI Masakazu4, MIURA Hiromi4 (1. Gratuate school of Kanazawa Univ., 2. Inst. of Sci. & Eng. of Kanazawa Univ., 3. Tohoku Univ., 4. Toyohashi Univ. of Tech.)

Keywords:Heterogeneous nano-structure、SUS316LN stainless steel、In-situ X-ray measurement、Dislocation density、Deformation twin

オーステナイト鋼SUS316LNに冷間強圧延を施すことで,ヘテロナノ組織が形成し,極めて高い強度に加え,充分な延性も達成された.この優れた延性の原因について,実験的に検討を行った.

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