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Creep Data Unit, Materials Data Platform, Advanced Engineering and Services Division
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Article
2026
- Katsuhiro Sato, Masatoshi Mitsuhara, Takahiro Kimura, Yoshiki Shioda, Takuya Kawarasaki, Keiji Kubushiro, Satoshi Hata, Kota Sawada, Kazuhiro Kimura. Insights into Creep Properties and Microstructure of Gr. 91 Steels with Varied Impurity Contents. ISIJ International. 66 [8] 933-943. 2026. Open Access
- Tomotaka Hatakeyama, Kota Sawada. Effect of Lattice Parameters of Master Pattern on EBSD Indexing via Pattern Matching. MATERIALS TRANSACTIONS. 67 [9] 1621-1630. 2026. Open Access
- Masahiro Kusano, Tomotaka Hatakeyama, Toshio Osada, Kota Sawada, Makoto Watanabe. Effects of laser scanning conditions on high-temperature tensile properties of IN738LC fabricated by laser powder bed fusion. Materials Science and Engineering: A. 976 150989-150989-19. 2026. Open Access
- Tomotaka Hatakeyama, Kota Sawada. Effect of accelerating voltages on indexing of SEM-EBSD via pattern matching. Ultramicroscopy. 284 114387-114387-9. 2026. Open Access
- Tomotaka Hatakeyama, Kota Sawada, Masahiro Kusano, Makoto Watanabe. Precipitation behavior and anisotropic creep deformation behavior of laser powder bed fusion processed Hastelloy X at 1173 K. Materials Science and Engineering: A. 965 150303-150303-11. 2026. Open Access
- Kota Sawada. Material Degradation of Heat-Resistant Steels during Long-Term Creep Exposure. MATERIALS TRANSACTIONS. 67 [9] 1451-1461. 2026. Open Access
- Yoshiyuki Furuya, Hideaki Nishikawa, Kota Sawada, Tomotaka Hatakeyama, Masahiro Kusano, Makoto Watanabe. Gigacycle fatigue properties of additively manufactured Hastelloy X. Science and Technology of Advanced Materials: Methods. 6 [1] 2607165-1-2607165-10. 2026. Open Access
- Tomotaka Hatakeyama, Kota Sawada. パターンマッチングを用いたEBSDの指数付け結果に及ぼすマスターパターンの格子定数の影響. 日本金属学会誌. 90 [1] 17-26. 2026. Open Access
Presentation
2026
- 畠山 友孝, 澤田 浩太, 草野 正大, 渡邊 誠. レーザー粉末床溶融結合法で作製した改良9Cr-1Mo鋼のクリープ強度に及ぼすミクロ組織の影響. 日本金属学会 高温材料の強度と組織設計研究会. 2026.
- KUSANO, Masahiro, HATAKEYAMA, Tomotaka, OSADA, Toshio, SAWADA, Kota, WATANABE, Makoto. Microstructural Control by Heat Treatment and High-Temperature Mechanical Properties in Crack-Free IN738LC Fabricated by Laser Powder Bed Fusion. The 12th Pacific Rim International Conference on Advanced Materials and Processing (PRICM12). 2026.
- SAWADA, Kota, HATAKEYAMA, Tomotaka, 永井悠, 関戸信彰, 吉見享祐. Effect of abnormal prior austenite grain on creep behavior of Grade 91 steel. 7th International ECCC Creep & Fracture Conference (ECCC 2026). 2026.
- HATAKEYAMA, Tomotaka, SAWADA, Kota, KUSANO, Masahiro, WATANABE, Makoto. Effect of microstructure on creep strength of modified 9Cr-1Mo steel manufactured via laser powder bed fusion. 7th International Creep & Fracture Conference (ECCC 2026). 2026.
- KIMURA, Kazuhiro, SAWADA, Kota. Assessment of the earthquake impact on the creep rupture life of Grade 91 steels. ECCC 2026 7th International Creep & Fracture Conference. 2026.
- 畠山 友孝, 澤田 浩太, 草野 正大, 渡邊 誠. レーザー粉末床溶融結合法により作製したHastelloy Xのクリープ特性に及ぼす造形方向の影響. 日本金属学会2026年春期第178回講演大会. 2026.
- 草野 正大, 畠山 友孝, 長田 俊郎, 澤田 浩太, 渡邊 誠. IN738LC L-PBF 造形部材の高温クリープ特性改善に向けた熱処理条件探索. 日本金属学会2026年春期第178回講演大会. 2026.
- 畠山 友孝, 澤田 浩太, 関戸 薫子, 木村 一弘. 25Cr-20Ni-Nb-N鋼のクリープ特性に及ぼす粒界析出組織の影響. 日本鉄鋼協会 材料の組織と特性部会 若手フォーラム (第 3 回 熱処理プロセスによる鉄鋼組織と特性の制御). 2026.
- SAWADA, Kota Group Leader (Concurrent)
- TANIUCHI, Yasushi Senior Engineer (Primary)
- SEKIDO, Kaoru Principal Engineer (Primary)
- NOJIMA, Takehiro Senior Engineer (Primary)