Kyushu University Academic Staff Educational and Research Activities Database
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Toshihiro Tsuchiyama Last modified date:2017.06.06

Associate Professor / Materials Processing Laboratories
Department of Materials Science and Engineering
Faculty of Engineering


Graduate School
Undergraduate School


Homepage
http://takaki.zaiko.kyushu-u.ac.jp/
Academic Degree
Dr. Eng.
Field of Specialization
Structural Materials
Outline Activities
(1) Fundamental research on strength, deformation, and fracture in steels
(2) Microstructure control of multi-phase steels
(3) Production and characterization of spcialty steels and titanium alloys
Research
Research Interests
  • Mechanism of deformation and fracture in steel
    keyword : tensile test, yielding, work hardening, deformation structure, grain boundary
    2007.04.
  • Basic research on strengthening mechanisms of steels
    keyword : grain refinement strengthening, particle dispersion strengthening (precipitation strengthening), dislocation strengthening (work hardening), solid solution strengthening
    1999.04.
  • Alloy design and microstructure control of high-alloy steels
    keyword : austenitic stainless steel, ferritic stainless steel, martensitic stainless steel, high nitrogen steel, medium manganese dual-phase steel, high manganese austenitic steel
    1997.04.
  • Fabrication of resource-saving type titanium alloy
    keyword : oxygen, nitrogen, grain refinement, thermomechanical processing, second phase dispersion
    2009.10.
Academic Activities
Papers
1. Toshihiro Tsuchiyama, Taishi Inoue, Junya Tobata, Akama Daichi, Setsuo Takaki, Microstructure and mechanical properties of a medium manganese steel treated with interrupted quenching and intercritical annealing, Scripta Materialia, 122, 2016.10.
2. Akama Daichi, Toshihiro Tsuchiyama, Setsuo Takaki, Change in Dislocation Characteristics with Cold Working in Ultralow-carbon Martensitic Steel, ISIJ International, 56, 2016.05.
3. Takuro Masumura, Nakada Nobuo, Toshihiro Tsuchiyama, Setsuo Takaki, Tamotsu Koyano, Kazuhiko Adachi, The difference in thermal and mechanical stabilities of austenite between carbon- and nitrogen-added metastable austenitic stainless steels, ACTA MATERIALIA, 84, 330-338, 2015.02.
4. Toshihiro Tsuchiyama, Koichi Tsuboi, Shuichi Iwanaga, Takuro Masumura, MACADRE ARNAUD PAUL ALAIN, Nakada Nobuo, Setsuo Takaki, Suppression of hydrogen embrittlement by formation of a stable austenite layer in metastable austenitic stainless steel, SCRIPTA MATERIALIA, 90-91, 14-16, 2014.11.
5. T. TSUCHIYAMA, J. TOBATA, T. TAO, N. NAKADA and S. TAKAKI, Quenching and Partitioning treatment of a low-carbon martensitic stainless steel, Materials Science and Engineering A, 532, pp. 585-592, 2012.01.
6. T. TSUCHIYAMA, T. ANDO and S. TAKAKI, Strengthening of Titanium Alloys by Interstitial Elements, Processing and Fabrication of Advanced Materials XVIII, pp. 777-786, 2009.12.
7. Y. TERAZAWA, T. ANDO, T. TSUCHIYAMA and S. TAKAKI, Relationship between Work Hardening Behavior and Deformation Structure in Ni-free High Nitrogen Austenitic Stainless Steels, steel research international, 80 (2009), pp. 473-476, 2009.07.
8. T. TSUCHIYAMA H. ITO K. KATAOKA and S. TAKAKI, Fabrication of Ultrahigh Nitrogen Austenitic Steels by Nitrogen Gas Absorption into Solid Solution, Metallurgical and Materials Transactions A, 34A, 11, Vol.34A No.11 pp.2591-2599, 2003.01.
9. T. TSUCHIYAMA H. UCHIDA K. KATAOKA and S. TAKAKI, Fabrication of Fine-Grained High Nitrogen Austenitic Steels through Mechanical Alloying Treatment, ISIJ International, 42, 12, Vol.42 No.12 pp.1438-1443, 2002.01.
10. Isothermal Transformation Behavior in 12%Cr-0.3%C Steel
M. MIKAMI T. TSUCHIYAMA and S. TAKAKI
Tetsu-to-Hagane
Vol.87 1(2001)pp.49-54..
11. Isothermal Transformation Behavior in 12%Cr-0.3%C Steel with Partial Solution Treatment
H. INABA M. MIKAMI Y. ONO T. TSUCHIYAMA and S. TAKAKI
Tetsu-to-Hagane
Vol.87 9(2001)pp.613-618..
12. T. TSUCHIYAMA and S. TAKAKI, Recrystallization Mechanism of Lath Martensite in High Chromium Steel, Recrystallization and Grain Growth, Vol.2 No. pp.803-808, 2001.01.
13. T. TSUCHIYAMA Y. MIYAMOTO and S. TAKAKI, Recrystallization of Lath Martensite with Bulge Nucleation and Growth Mechanism, ISIJ International, 41, 9, Vol.41 No.9 pp.1047-1052, 2001.01.
14. T. TSUCHIYAMA Y. ONO and S. TAKAKI, Microstructure Control for Toughening a High Carbon Martensitic Stainless Steel, ISIJ International (Supplement), Vol.40 No.0 pp.S184-S188, 2000.01.
15. T. TSUCHIYAMA and S. TAKAKI, Effect of Partial SolutionTreatment on Toughness of 12%Cr-0.3%C Steels, ISIJ International, 39, 2, Vol.39 No.2 pp.202-208, 1999.01.
16. Austenite Grain Size Control by Insoluble Carbide in Martensitic Stainless Steels
T. TSUCHIYAMA S. TAKAKI and S. NAKAMURA
Tetsu-to-Hagane
Vol.81 2(1995)pp.147-152..
17. Effects of Insoluble Carbide on Microstructure and Hardness of Matensitic Stainless Steels
T. TSUCHIYAMA S. TAKAKI and S. NAKAMURA
Tetsu-to-Hagane
Vol.80 12(1994)pp.938-943..
Presentations
1. Toshihiro Tsuchiyama, Michiharu Asano, Izumi Shimoji, Setsuo Takaki, Deformation and ductile fracture behaviors of a ferritic steel strengthened by Cu dispersion particles, PRICM9, 2016.08.04.