Session information

共同セッション

[J] JIM-ISIJ Joint Session:Materials science of martensitic and bainitic transformations and its

Thu. Sep 22, 2022 1:00 PM - 4:10 PM Rm. R (B32,3Flr. Build.B)

Chair:Yuki Toji(JFE Steel)

※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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1:00 PM - 1:20 PM

[J29] Understanding the isothermal dynamics and non-ergodicity of martensitic transformations based on thermal activation mechanisms

*Kodai NIITSU^1,2, Yoshiki YANO³, Ryosuke KAINUAMA⁴, Haruyuki INUI² (1. NIMS, 2. Kyoto Univ., 3. Kyoto Univ., 4. Tohoku Univ.)

1:20 PM - 1:40 PM

[J30] Effect of ausforming on thermal and mechanical stabilities of metastable austenitic stainless steel

*Takuro Masumura¹, Toshihiro Tsuchiyama² (1. Kyushu Univ., 2. Kyushu Univ.)

1:40 PM - 2:00 PM

[J31] Effect of Si content on thermal stability of austenite in TRIP steel -1st report-
(Bainite transformation behavior in austemper of medium Si steel)

*Fangyi Wang¹, Tadachika Chiba², Yoshiyasu Kawasaki³, Hideyuki Kimura⁴, Tatsuya Nakagaito⁵, Shinjiro Kaneko⁶ (1. JFE, 2. JFE, 3. JFE, 4. JFE, 5. JFE, 6. JFE)

2:00 PM - 2:20 PM

[J32] Effect of Si content on thermal stability of austenite in TRIP steel -2nd report- (Microstructure and its evolution during Q&P treatment)

*Tadachika Chiba¹, Fangyi Wang², Yoshiyasu Kawasaki³, Hideyuki Kimura⁴, Tatsuya Nakagaito⁵, Shinjiro Kaneko⁶ (1. JFE, 2. JFE, 3. JFE, 4. JFE, 5. JFE, 6. JFE)

2:20 PM - 2:40 PM

[J33] Effect of compositional heterogeneity in austenite on bainitic transformation in TRIP steel

*Miku Watanabe¹, Goro Miyamoto², Tadashi Furuhara³ (1. Tohoku Univ., 2. Tohoku Univ., 3. Tohoku Univ.)

break (2:40 PM - 2:50 PM)

2:50 PM - 3:10 PM

[J34] Effect of pre-existed γ morphology on the formation behavior of retained γ in steel sheet containing Mn

*Kazuki Endoh¹, Yuki Toji², Yuji Tanaka³, Yamashita Takako⁴, Kaneko Shinjiro⁵ (1. JFE, 2. JFE, 3. JFE, 4. JFE, 5. JFE)

3:10 PM - 3:30 PM

[J35] Effect of carbon content on the carbon partitioning during Q&P heat treatment accompanied by carbide precipitation

*Yuki Toji¹, Yuji Tanaka², Takako Yamashita³, Shinjiro Kaneko⁴ (1. JFE, 2. JFE, 3. JFE, 4. JFE)

3:30 PM - 3:50 PM

[J36] Microstructure formation and carbon partitioning during isothermal heat treatment observed by in situ TOF neutron diffraction

*Yusuke Onuki¹, Kazuki Fujiwara², Yasuaki Tanaka³, Kaori Kawano⁴, Toshiro Tomida⁵, Shigeo Sato⁶ (1. TDU, 2. Nippon Steel (currently NSRI), 3. Nippon Steel, 4. Nippon Steel, 5. Ibaraki Univ., 6. Ibaraki Univ.)

3:50 PM - 4:10 PM

[J37] Microstructure observation of Ti-Mo-Sn-Al alloy showing shape memory effect by diffusional-displacive phase transformation

*Kazuto Ando¹, Naoki Nohira¹, Wan-Ting Chiu¹, Akira Umise¹, Masaki Tahara¹, Hideki Hosoda¹ (1. Inst. Innovative Research, Tokyo Tech.)

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