School personnel information

写真b

OHATA Mitsuru


Keyword

Fracture mechanics, Damage mechanics, Welding mechanics

Mail Address

Mail Address

URL

http://www.mapse.eng.osaka-u.ac.jp/w4/index.html

Gender

Male

Organization 【 display / non-display

  • 1998.04.01 - 2004.03.31, Graduate School of Engineering, Research Assistant

  • 2004.04.01 - 2005.03.31, Graduate School of Engineering, Associate Professor

  • 2005.04.01 - 2007.03.31, Division of Materials and Manufacturing Science, Graduate School of Engineering, Associate Professor

  • 2007.04.01 - 2016.03.31, Division of Materials and Manufacturing Science, Graduate School of Engineering, Associate Professor

  • 2016.04.01 - , Division of Materials and Manufacturing Science, Graduate School of Engineering, Professor

Education 【 display / non-display

Osaka University Faculty of Engineering  Graduated 1993.03
Osaka University Graduate School, Division of Engineering  Completed 1995.03
Osaka University Graduate School, Division of Engineering  Completed 1997.03

Employment Record 【 display / non-display

Osaka University, Associate Professor 2004.04 - 2007.03

Research topics 【 display / non-display

  • Measurement and Evaluation of Strength and Fracture Toughness using Small Specimen
    Nuclear engineering-related, Nuclear engineering-related

  • Structural integrity assessment for welded structures under seismic load
    Earth resource engineering, Energy sciences-related, Material processing and microstructure control-related, Building structures and materials-related, Structural materials and functional materials-related

  • Fracture toughness evaluation of higher-enegy-density beam welds
    Structural materials and functional materials-related, Marine engineering-related, Aerospace engineering-related, Building structures and materials-related, Material processing and microstructure control-related

  • Transferable criterion for evaluation fracture performance of welded structures
    Structural materials and functional materials-related, Marine engineering-related, Aerospace engineering-related, Building structures and materials-related, Material processing and microstructure control-related

  • Analyses for controling microstructure of steels to improve ductility, fracture toughness and fatigue life in steel structures
    Structural materials and functional materials-related, Marine engineering-related, Aerospace engineering-related, Building structures and materials-related, Material processing and microstructure control-related

display all >>

Academic Society Membership 【 display / non-display

  • Japan Welding Society

  • The Japan Welding Engineering Society

  • The Iron and Steel Institute of Japan

  • Japanese Society of Steel Construction

  • The Society of Materials Science, Japan

display all >>

 

Academic Papers 【 display / non-display

  • Proposal of Ductile Damage Model Based on Unit Cell Analysis for Prediction of Ductile Crack Growth Resistance of Cracked Component, Takehisa Yamada and Mitsuru Ohata, Proceedings of the ASME 2019, Pressure Vessels & Piping Conference PVP2019, 2019.07, International Conference(Proceedings)

  • Local Approach for Elastic-Plastic Fracture Assessment of Cracked Component under Mixed Mode Loading, Kazuma Shimizu, Mitsuru Ohata, Hiroto Shoji, Taichiro Kato And Hiroyasu Tanigawa, Proceedings of the 29th International Offshore and Polar Engineering Conference, 2019.06, International Conference(Proceedings)

  • Simulation-Based Design of Girth Welds of High-Pressure Pipeline to Improve Tensile Strain Limit for Leakage from Weld Flaws, Hiroto Shoji, Tetsuya Shibatani, Mitsuru Ohata, Satoshi Miki, Kohsuke Inagaki, Fumiaki Kimura, Proceedings of the 29th International Offshore and Polar Engineering Conference, 2019.06, International Conference(Proceedings)

  • Effects of Weld Flaw and Internal Pressure on Ductile Crack Growth of Girth Welded Joints in X65 Pipelines, Fumiaki Kimura, Kohsuke Inagaki, Satoshi Miki, Hiroto Shoji, Tetsuya Shibatani, Mitsuru Ohata, Proceedings of the 29th International Offshore and Polar Engineering Conference, 2019.06, International Conference(Proceedings)

  • Fracture Toughness Evaluation with Small-Size Specimen Based on the Master Curve Approach, Mitsuru Ohata, Hiroyasu Tanigawa, Hideo Sakasegawa, Taichiro Kato, Hiroto Shoji and Kazuma Shimizu, Proceedings of 19th International ASTM/ESIS Symposium on Fatigue and Fracture Mechanics, May 15-17, Denver, CO., USA,pp. 1-6, 2019.05, International Conference(Proceedings)

display all >>

Books 【 display / non-display

  • Special, Fracture Toughness Evaluation of Welded Joints of High Strength Steels with the Consideratiuon of Strength Mismatch Effect, Fumiyoshi Minami, Mitsuru Ohata et al., The Japan Welding Society, 2005.04

Work 【 display / non-display

  • ISO 27306, Method of Constraint Loss Correction of CTOD Fracture Toughness for Fracture Assessment of Steel Components, Fumiyoshi MInami, ISO (International Organization for Standardization), 2009.04

Awards 【 display / non-display

  • Best 30 Paper in 7th International Pipeline Conference (IPC), Fumiyoshi Minami, Mitsuru Ohata, Daisuke Watanabe, Satoshi Igi, Takahiro Kubo and Nobuhisa Suzuki, IPC Organizing Committee, 2008.10

  • Best Paper Award of The Japan Gas Association, Shinobu Kawaguchi, Naoto Hagiwara, Mitsuru Ohata and Masao Toyoda, The Japan Gas Association, 2006.06

  • Best Paper Award of Associate of Constructional Steel, Osamu Yasuda, Masahiko Hirono, Masaki Yokota, Mitsuru Ohata and Masao Toyoda, Japanese Society of Steel Construction, 2001.06

  • Best Paper Award, Masahito Mochizuki, Mitsuru Ohata, Shinji Takeno and Masao Toyoda, Japan Light Metal Welding and Construction Association, 2001.05

  • Best Paper Award of Associate of Constructional Steel, Mitsuru Ohata, Mitsushi Omasa, Noriaki Tanaka and Masao Toyoda, Japanese Society of Steel Construction, 2000.05

display all >>