共同セッション

[J] JIMM-ISIJ Joint Session : Titan and Its Alloys

Thu. Mar 9, 2023 1:00 PM - 4:40 PM ISIJ'ｓ room no.7 (Rm.159, 2nd Flr., Build.No1)

座長:塚本元気(日本製鉄)、白石貴久(熊本大学)、松本洋明(香川大学)

※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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1:00 PM - 1:20 PM

[J7] TEM analysis of age hardening in a Ti-6Al-4V alloy with (α+α') duplex microstructure

*Hiroaki MATSUMOTO¹, Ryota YOSHIOKA², Takanori KIGUCHI³ (1. Kagawa Univ., 2. Kagawa Univ., 3. Kumamoto Univ. MRC)

1:20 PM - 1:40 PM

[J8] Effect of cooling rate and impurity elements on microstructure formation of Ti-Al-V alloys

*Takanori KIGUCHI¹, Takato TSUNODA², Takahisa SHIRAISHI¹ (1. Kumamoto Univ. MRC, 2. Kumamoto Univ.)

1:40 PM - 2:00 PM

[J9] Effect of cooling rate and Cu addition on the microstructure of Ti-Fe-Cu-Al alloys

*Takahisa SHIRAISHI¹, Takanori KIGUCHI¹ (1. Kumamoto Univ. MRC)

break (2:00 PM - 2:20 PM)

2:20 PM - 2:40 PM

[J10] Evaluation of effect of alloying elements on the oxidation in Ti surfaces
by computational materials science

*Ryoji SAHARA¹, Kanika Kohli², Kr.　Somesh Bhattacharya¹, Prasenjit Ghosh², Kyosuke Ueda³, Takayuki Narushima³ (1. NIMS, 2. IISER, 3. Graduate School of Eng. Tohoku Univ.)

2:40 PM - 3:00 PM

[J11] Systematic study and machine learning approaches to assess the tensile properties of a Ti-6Al-2Sn-4Zr-2Mo-Si having α+α’ microstructures

*Irvin Sechepee¹, Hiroaki Matsumoto², Vincent Velay³ (1. Kagawa Univ., 2. Kagawa Univ., 3. IMT Albi)

3:00 PM - 3:20 PM

[J12] Estimation of single-crystalline Young’s moduli of multicomponent β-type titanium alloys based on micromechanics

*Yuya Ishiguro¹, Genki Tsukamoto², Shinya Nishiyama³, Tomonori Kunieda⁴ (1. Nippon Steel, 2. Nippon Steel, 3. Nippon Steel, 4. Nippon Steel)

break (3:20 PM - 3:40 PM)

3:40 PM - 4:00 PM

[J13] Effects of temperature and grain size on active twinning systems in commercially pure titanium

*Genki Tsukamoto¹, Tomonori Kunieda², Shigeto Yamasaki³, Masatoshi Mitsuhara⁴, Hideharu nakashima⁵ (1. Nippon Steel, 2. Nippon Steel, 3. Kyushu Univ., 4. Kyushu Univ., 5. Kyushu Univ.)

4:00 PM - 4:20 PM

[J14] Mechanical characterisation of additively manufactured Ti-6Al-4V with basketweave microstructure using micro-tensile testing

*Kwangsik Kwak¹, Haruki Oka², Tsuyoshi Mayama³, Yoji Mine⁴ (1. Kumamoto Univ., 2. Kumamoto Univ., 3. Kumamoto Univ., 4. Kumamoto Univ.)

4:20 PM - 4:40 PM

[J15] Damage accumulation and local strain concentration during cold-dwell fatigue for Ti-Al-Fe alloys

*Yusuke Akagawa¹, Osamu Umezawa² (1. Yokohama National University（graduate student）, 2. Yokohama National University)

Session information