김교성 연구교수

Gyo-Sung Kim

About Lab.

  • "Liquid metal embrittlement of resistance spot welded 1180TRIP steel", Choi Du-Youl(1), Uhm Sang-Ho(1), Enloe Charles M.(2), Lee Hokook(1), Kim Gyosung(1), Horvath Curt(2), Materials Science and Technology Conference and Exhibition 2017, MS and T 2017, v 1, p 454-462
  • "Factors governing hole expansion ratio of steel sheets with smooth sheared edge", Yoon Jae Ik, Jung Jaimyun, Lee Hak Hyeon, Kim Gyo-Sung, Kim Hyoung Seop, Metals and Materials International 22(2016), 1009-1014
  • “Inverse characterization method for mechanical properties of strain/strain-rate/temperature/temperature-history dependent steel sheets and its application for hot press forming", Kim Hyunki;Kim Dongun,Ahn Kanghwan,Yoo Donghoon,Son Hyun-Sung,Kim Gyo-Sung,Chung Kwansoo, Metals and Materials International, 21(2015), 874-890
  • “Energy-based approach to predict the fatigue life behavior of pre-strained Fe-18Mn TWIP steel", Kim Yong Woo, Kim Gyosung, Hong Seong-Gu, Lee Chong Soo, Materials Science and Engineering A: Structural Materials: Properties, Microstructures and Processing(2011), 528
  • “New Forming Technologies for Autobody at POSCO", Lee Hong-Woo, Cha Myung-Hwan, Choi Byung-Keun, Kim Gyo-Sung, Park Sung-Ho, AIP Conference Proceedings, 1383(2011), 48-53
  • “New trends in advanced high strength steel developments for automotive application", Kwon Ohjoon(1), Lee Kyooyoung(1), Kim Gyosung(1), Chin Kwang-Geun(1), Materials Science Forum, v 638-642(2010), 136-141
  • “Lightweight Steel Solutions for Automotive Industry", Lee Hong Woo, Kim Gyosung, Park Sung Ho, Proceedings of the 10th International Conference on Numerical Methods in Industrial Forming Processes Dedicated to Professor O.C. Zienkiewica, 1252(2010), 55-62
  • "On the transitions of deformation modes of fully austenitic steels at room temperature", Park Kyung-tae, Kim Gyosung, Kim Sung Kyu, Lee Sang Woo, Hwang Si Woo, Lee Chong Soo, Metals and Materials International, 16(2010), 1-6

About Prof.


  • 2023-Present 포항공과대학교 철강·에너지소재대학원 연구교수
  • 2019-2022 포스코 자동차소재연구소장
  • 2017-2018 포스코 GigaSteel 상용화추진반장
  • 2008-2016 포스코 송도 R&D 센터 연구소장


  • 1994 러시아 Baikov Institute Metallurgy 금속공학과 공학박사
  • 1985 한국과학기술원 재료공학과 공학석사
  • 1983 서울대학교 금속공학과 공학사