共同セッション

[J] Materials science of martensitic and bainitic transformations and its applications (1)

Thu. Sep 16, 2021 9:00 AM - 12:00 PM Rm. P (ZoomRm.P)

座長:中田伸生(東京工業大学)、宮本吾郎(東北大学)

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

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9:00 AM - 9:20 AM

[J15] Effect of thermomechanical treatment on recrystallization and quenched structure of medium Mn steel

*Kyosuke Matsuda¹, Takuro Masumura², Toshihiro Tsuchiyama³, Ryuji Uemori⁴, Yuuzoh Kawamoto⁵, Hiroyuki Shirahata⁶ (1. Kyushu Univ., 2. Kyushu Univ., 3. Kyushu Univ., 4. Kyushu Univ., 5. Nippon Steel, 6. Nippon Steel)

9:20 AM - 9:40 AM

[J16] Changes in solute carbon concentration and toughness during low-temperature tempering in martensitic carbon steel containing retained austenite.

*Shohei Uranaka¹, Takuro Masumura², Toshihiro Tsuchiyama³, Ryuji Uemori⁴, Yuuzoh Kawamoto⁵, Hiroyuki Shirahata⁶ (1. Kyushu Univ., 2. Kyushu Univ., 3. Kyushu Univ., 4. Kyushu Univ., 5. Nippon Steel, 6. Nippon Steel)

9:40 AM - 10:00 AM

[J17] Effect of reduction rate / pass in controlled rolling on the properties and texture of bainite structure

*NAOKI TAKAYAMA¹, SHUNICHI TACHIBANA¹, YOSHIAKI MURAKAMI¹ (1. JFE Steel Corp.)

10:00 AM - 10:20 AM

[J18] Relationship between heterogeneous carbon distribution in bainite and austenite microstructure and thermal stability of austenite

*Miku Watanabe¹, Goro Miyamoto², Satoshi Morooka³, Tadashi Furuhara² (1. Tohoku University, 2. Institute for Materials Research, 3. Japan Atomic Energy Agency)

break (10:20 AM - 10:40 AM)

10:40 AM - 11:00 AM

[J19] Anisotropy of cleavage fracture caused by transformation internal stress in martensitic steels

*Daisuke Fukui¹, Nobuo Nakada², Susumu Onaka³ (1. Tokyo Tech., 2. Tokyo Tech., 3. Tokyo Tech.)

11:00 AM - 11:20 AM

[J20] TRIP effect via γ→ε→α' transformation and reverse ε→γ transformation in Fe-15Mn-10Cr-8Ni-4Si steel

*Takahiro Sawaguchi¹, Fumiyoshi Yoshinaka², Susumu Takamori³ (1. NIMS, 2. NIMS, 3. NIMS)

11:20 AM - 11:40 AM

[J21] Fatigue crack growth associated with microstructural evolution under cyclic loading in nano-twinned SUS304 steel

*Yoji MINE¹, Aya MATSUSHITA², Kazuki TAKASHIMA¹ (1. Kumamoto Univ., 2. Kumamoto Univ. (Present: Mitsubishi Steel))

11:40 AM - 12:00 PM

[J22] 3D-EBSD analysis for microstructural fatigue crack propagation in lath martensite of carbon steel

*Shohei UEKI¹, Yoji MINE², Xinyu LU³, Yu-Lung CHIU³, Paul BOWEN³, Kazuki TAKASHIMA² (1. Shimane Univ., 2. Kumamoto Univ., 3. Univ. of Birmingham)

Session information