5 件のレコードが見つかりました。
Overview of <i>ε</i>-Martensite-Related Damage Evolution and its Solution: Pathways for Local Stress Accommodation, Plastic Damage Retardation, and Microcrack Arrest
- ジャーナル論文
- 著者
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;Motomichi Koyama (author) (この著者で検索)Takahiro Sawaguchi (author) (この著者で検索)National Institute for Materials Science
- キーワード
- γ-ε martensitic transformation, work hadening
- 刊行年月日
- 2025-04-15
- 更新時刻
- 2025-11-29 08:30:04 +0900
Growth path and morphology of hydrogen-related cracks in grain-refined tempered martensitic steel produced by cyclic thermal treatment
- ジャーナル論文
- 著者
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;Tingshu Chen (author) (この著者で検索)Yuhei Ogawa (author) (この著者で検索)
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Motomichi Koyama (author) (この著者で検索)
- キーワード
- Hydrogen embrittlement, Martensitic steel, Grain size
- 刊行年月日
- 2024-05-24
- 更新時刻
- 2025-05-29 16:30:11 +0900
Dual grain size-effects on hydrogen-assisted fatigue crack growth in 1 GPa-class medium-carbon martensitic steel
- ジャーナル論文
- 著者
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Yuhei Ogawa (author) (この著者で検索)National Institute for Materials Science
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;Kazuhiro Kuriyama (author) (この著者で検索)Motomichi Koyama (author) (この著者で検索)
- キーワード
- Hydrogen embrittlement, Fatigue, Fracture, Martensitic steels, Grain size
- 刊行年月日
- 2023-09-09
- 更新時刻
- 2025-09-09 08:30:40 +0900
Mechanism of local hydrogen entry into Fe sheets induced by atmospheric corrosion: Significance of potential, pH, and rust layer thickness
- ジャーナル論文
- 著者
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;Hiroshi Kakinuma (author) (この著者で検索)Sachiko Hiromoto (author) (この著者で検索)
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;Tomohiko Hojo (author) (この著者で検索);Saya Ajito (author) (この著者で検索);Motomichi Koyama (author) (この著者で検索)Eiji Akiyama (author) (この著者で検索)
- キーワード
- Iron, Hydrogen permeation, Atmospheric corrosion
- 刊行年月日
- 2024-04-09
- 更新時刻
- 2024-04-17 16:30:17 +0900
Influence of austenite grain boundary misorientation on hydrogen-induced intergranular crack propagation in a medium carbon martensitic steel
- ジャーナル論文
- 著者
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;Ji Hoon Kim (author) (この著者で検索);Goro Miyamoto (author) (この著者で検索)Akinobu Shibata (author) (この著者で検索)National Institute for Materials Science
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;Tomohiko Hojo (author) (この著者で検索);Motomichi Koyama (author) (この著者で検索);Yongjie Zhang (author) (この著者で検索)Tadashi Furuhara (author) (この著者で検索)
- キーワード
- Hydrogen embrittlement, Intergranular fracture, Prior austenite grain boundary (PAGB), Misorientation angle, Martensite variant selection
- 刊行年月日
- 2024-05-23
- 更新時刻
- 2024-11-01 16:30:16 +0900