K01
Review and perspective of R & D on martensitic steel sheets applied for automotive parts
Yasunobu Nagataki
JFE Steel Corporation, Japan
K02
Curiosity in Research on Martensite and Bainite - Crystallography, Interfaces and Alloying Effects -
Tadashi Furuhara
Tohoku University, Japan
K03
Bainite - unanswered questions and why they matter
H K D H Bhadeshia
Queen Mary University of London, U. K.
Oral presentations
O01
Initiatives to carbon-neutrality in R&D of steel products
Kaori Kawano
Nippon Steel Corporation, Japan
O02
Fatigue damage development associated with microstructure and alloying effects in carburized steels
Kip O. Findley*, Milan Agnani, Ashlyn Orr, Charles M. Enloe, Eun Jung Seo, John G. Speer, Robert L. Cryderman, David K. Matlock
Colorado School of Mines, USA
O03
Specificity and universality in variant pairings of lath, butterfly, lens and thin-plate martensites: perspective from geometrical theory
Tomonari Inamura*, Nozomi Takahashi, Yuri Shinohara, Hiroyuki Kawata, Yasuaki Tanaka
Institute of Science Tokyo, Japan
O04
Internal stress state of martensite in low-carbon steel: a phase-field study
Yuhki Tsukada*, Akio Yoshida, Toshiyuki Koyama
Nagoya University, Japan
O05
Effect of microstructure formation process during martensitic transformation on inhomogeneous properties in steels
Shoichi Nambu
The University of Tokyo, Japan
O06
Quantification and effects of microstructural dispersions on the mechanical behaviour of as-quenched martensite
Juan Macchi, Imed-Eddine Benrabah, Julien Teixeira, Guillaume Geandier, Sabine Denis, Frédéric Bonnet, Sébastien Allain*
Institut Jean Lamour, France
O07
Local crack arrestability of hydrogen-related fracture in high-strength martensitic steel
Akinobu Shibata*, Ivan Gutierrez-Urrutia, Akiko Nakamura, Taku Moronaga, Kazuho Okada, Yazid Madi, Jacques Besson, Toru Hara
National Institute for Materials Science, Japan
O08
Brittle-to-ductile transition in martensite - bainite steels
Masaki Tanaka
Kyushu University, Japan
O09
Multi-aspect characterization of low-temperature tempering behaviors in high-carbon martensite
Yongjie Zhang*, Satoshi Morooka, Stefanus Harjo, Goro Miyamoto, Tadashi Furuhara
Tohoku University, Japan
O10
Characterization of the precipitation sequence of transition carbides from carbon clusters by transmission electron microscopy
Yasuhito Kawahara*, Jun Takahashi, Hideaki Sawada, Kenji Kaneko
Kyushu University, Japan
O11
Formation mechanism of metastable carbides and carbon-clustering behaviour in Fe-C martensite
Masanori Enoki*, Hiroshi Ohtani
Shimane University, Japan
O12
Kinetics of carbon ordering and clustering in carbon-supersaturated iron
Philippe Maugis
Aix-Marseille University, France
O13
Utilizing chemical heterogeneity in displacive transformed microstructure
Guiyoung Gu, Ji Hoon Kim, Dong-Woo Suh*
POSTECH, Republic of Korea
O14
Microstructure and plastic deformation behavior of Si-bearing bainitic steels with different carbon contents
Rintaro Ueji*, Wu Gong, Stefanus Harjo, Takuro Kawasaki, Akinobu Shibata, Yuuji Kimura, Tadanobu Inoue, Noriyuki Tsuchida
National Institute for Materials Science, Japan
O15
Atomistic modeling of fcc to bcc transformation
Yasushi Shibuta
The University of Tokyo, Japan
O16
Possibility of block boundary design for further strengthening in martensitic steels
Toshihiro Tsuchiyama*, Takuro Masumura, Yongjie Zhang
Kyushu University, Japan
O17
Engineering metastable austenite in additively manufactured ultra-high strength steels
Hao Chen*, Yingjie Yao, Jinhua Wang
Tsinghua University, China
O18
Microstructure characterization in steel under ultrafast heating and cooling by femtosecond X-ray diffraction techniques
Mitsuharu Yonemura
Nippon Steel Corporation, Japan
O19
BCC/FCC martensitic transformation and thermoelasticity in Fe alloys
Toshihiro Omori
Tohoku University, Japan
Poster presentations
(Category 1)
P01
Analysis of development of the medium carbon low alloy martensite inclusive of coarse martensite regions
Shigekazu Morito*, Taisuke Hayashi, Anh Hoang Pham
Shimane University, Japan
P02
Changes in lattice parameters of austenite and martensite during martensitic transformation and tempering in Fe-18Ni alloy
Wu Gong*, Stefanus Harjo, Yo Tomota, Satoshi Morooka, Takuro Kawasaki, Akinobu Shibatab, Nobuhiro Tsuji
Japan Atomic Energy Agency, Japan
P03
Change in variant pairs with progression of transformation in lath martensite
Nozomi Takahashi*, Yuri Shinohara, Hiroyuki Kawata, Tomonari Inamura
Institute of Science Tokyo, Japan
P04
Spatial distribution of incompatibility in thin-plate martensite microstructure of steel
Yuri Shinohara*, Mayuko Hishida, Yasuaki Tanaka, Tomonari Inamura
The University of Electro-Communications, Japan
(Category 2)
P05
cancelled
P06
Influence of prior austenite grain boundary misorientation on hydrogen-induced crack propagation in a medium carbon martensitic steel
Ji Hoon Kim*, Goro Miyamoto, Akinobu Shibata, Tomohiko Hojo, Motomichi Koyama, Yongjie Zhang, Tadahi Furuhara
Tohoku University, Japan
P07
Characterization of strain distribution and microstructure at crack nucleation sites in martensitic steel subjected to tensile deformation
Norimitsu Koga*, Motoki Fujita, Kosuke Shibata, Shigenobu Nanba
Kanazawa University, Japan
P08
Strengthening by annealing of partially deformation-induced transformed microstructure in type 304 stainless steel
Takuro Masumura*, Keita Rikiyama, Toshihiro Tsuchiyama
Kyushu University, Japan
P09
Deformation-induced martensitic transformation behavior at cryogenic temperatures in an austenitic stainless steel studied by in situ neutron diffraction experiments
Yudai Sasaki*, Noriyuki Tsuchida, Rintaro Tsuda, Tomoya Kawabata
University of Hyogo, Japan
P10
Microscale observations of plastic deformation in lath martensitic steels using the digital image correlation method and the electron backscatter diffraction pattern method
Kotaro Ueno*, Koutarou Hayashi, Shunji Hiwatashi, Manabu Takahashi
Kyushu University, Japan
P11
Effect of loading rate on fracture toughness of low alloy martensitic steels in high pressure hydrogen gas
Yuta Nakamura*, Yohichi Kayamori, Tomohiko Omura, Misaho Yamamura
Nippon Steel Corporation, Japan
P12
Microstructure and mechanical behavior of hot-rolled GPa grade hot formed steel
Wang Xinwei*, Song Renbo, Chen Xinghan, Huo Weifeng, Zhao Shuai
University of Science and Technology Beijing, China
P13
Atomic-scale modelling of boundaries characterized lath martensite microstructure for hydrogen-induced crack initiation: A machine learning interatomic potentials study
Kazuki Matsubara*, Shusaku Takagi, Fan-Shun Meng, Shigenobu Ogata, Nobuyuki Ishikawa
JFE Steel Corporation, Japan
P14
Effects of P and S on low temperature toughness of tempered martensite in low alloy steel
Hiro Ogawa*, Tetsuya Namegawa, Yusaku Tomio
Nippon Steel Corporation, Japan
P15
Role of prior austenite grain boundary and retained austenite in strain localization of medium-carbon high-strength steels
Wujun Yin*, Fabien Briffod, Haoyu Hu, Kazuhiko Yamazaki, Takayuki Shiraiwa, Manabu Enoki
The University of Tokyo, Japan
P16
Effect of V addition on the hydrogen embrittlement susceptibility of 1100 MPa steel fasteners
Michelle Kent*, Emmanuel De Moor, Kip Findley
Colorado School of Mines, USA
P17
Improvement of fatigue limit by pre-fatigue deformation in 1.6 GPa-grade as-quenched martensitic steel
Kazuho Okada*, Akinobu Shibata, Eri Nakagawa, Kaneaki Tsuzaki
National Institute for Materials Science, Japan
P18
Deformation behavior of ultrafine-grained TRIP steel observed by neutron diffraction
Wenqi Mao, Wu Gong, Takuro Kawasaki, Si Gao, Stefanus Harjo*, Nobuhiro Tsuji
Japan Atomic Energy Agency, Japan
P19
Role of dislocation characteristics on deformation behavior of martensitic steel analyzed by neutron diffraction
Hiroyuki Dannoshita*, Hiroshi Hasegawa, Sho Higuchi, Hiroshi Matsuda, Wu Gong, Takuro Kawasaki, Stefanus Harjo, Osamu Umezawa
Institute of Science Tokyo, Japan
P20
Shear band development in bending of coarse-grained martensitic steel sheets
Yuma Asada*, Shohhei Yabu, Yuri Kitajima, Shigeru Yonemura, Shunji Hiwatashi, Naoki Maruyama
Nippon Steel Corporation, Japan
P21
Hydrogen trapping by dual precipitates in very strong martensitic steel
Hung-Wei Yen*, Chin-En Chou, Yi-Hsuan Sun, Steve Woei Ooi, Ranming Niu, Yi-Sheng Chen, Julie M. Cairney
National Taiwan University, Taiwan
P22
Cyclic transformation strengthening in Fe-24Ni-0.3C metastable austenitic steel
Mayu Dono*, Si Gao, Myeong-Heom Park, Nobuhiro Tsuji
Kyoto University, Japan
(Category 3)
P23
Calculation of grain boundary segregation of solute elements in Fe-C-Mn-P alloys
Mariko Egami*, Yuya Murata, Kazushi Hayashi, Shigenobu Nanba, Ikuo Ohnuma, Taku Moronaga, Toru Hara, Takahito Ohmura
Kobe Steel Ltd., Japan
P24
Room temperature aging of autotempered low-to-medium carbon martensitic steel
Naoki Maruyama*, Shinichiro Tabata
Osaka University, Japan
P25
Microstructure evolution and properties of the high temperature pressure vessel steel
Yu-Wen Chen*, Tsung-Feng Wu
China Steel Corporation, Taiwan
(Category 4)
P26
Influence of austenitizing temperature on acicular ferrite formation on Ti-Rare Earth Metal (REM)-Zr oxide in low carbon steel
Hidenori Nako*, Yongjie Zhang, Goro Miyamoto, Tadashi Furuhara
Kobe Steel, Ltd., Japan
P27
Effect of phosphorus on bainite transformation in low carbon steel
Taku Miyakawa*, Yukiko Kobayashi, Kengo Takeda, Katsuya Nakano, Takafumi Yokoyama
Nippon Steel Corporation, Japan
P28
The effect of deformation on the bainite transformation kinetics
Imed-Eddine Benrabah*, Arina Deboer, Guillaume Geandier, Hugo Van Landeghem, Christopher Hutchinson, Yves Brechet, Hatem Zurob
Université de Lorraine, France
(Category 5)
P29
cancelled
P30
Development of a H13 modified alloy powder for large 3D printed molds
Takashi Yoshimoto*, Yoshiki Kumagai, Kosuke Tomiyama, Tetsuya Masuda
Daido Steel Co., Ltd., Japan
P31
In situ neutron diffraction study to elucidate hydrogen effect on the deformation mechanism in Type 310S austenitic stainless steel
Tatsuya Ito*, Yuhei Ogawa, Wu Gong, Wenqi Mao, Takuro Kawasaki, Kazuho Okada, Akinobu Shibata, Stefanus Harjo
Japan Atomic Energy Agency, Japan
P32
In-situ alloyed low density ultrahigh strength steels via additive manufacturing
Xiaopei Wang*, Wenhua Wu, Zhigang Yang, Hao Chen
University of Science and Technology Beijing, China
P33
Friction / wear and rolling contact fatigue properties under oil lubrication in steels with ultrafine martensitic structure surface-treated by repeated induction heating and quenching
Yoshikazu Todaka*, Nozomu Adachi, Gen Ishikawa, Masahiro Tsukahara, Osamu Idohara, Yoshinori Shiihara, Masatoshi Mitsuhara, Atsushi Kubo
Toyohashi University of Technology, Japan
(Category 6)
P34
Study of hole expansion ratio of advanced high-strength steel sheets
Seung-Ho Lee, Woojin Cho, Deunbom Chung, Jewoong Lee, Sung-Il Kim, Heung Nam Han*
Seoul National University, Republic of Korea
P35
Effect of the amount of Ti and N on the dispersion state of TiN in low alloyed steel
Akira Doi*, Yusaku Tomio, Yuji Arai
Nippon Steel Corporation, Japan
P36
The effects of pre-existed austenite fraction on the phase constitution of martensite and retained austenite in intercritical-annealed medium Mn steel
Kazuki Endoh*, Takako Yamashita, Yuki Toji, Yuji Tanaka, Hiromi Yoshida, Shinjiro Kaneko
JFE Steel Corporation, Japan
P37
Recrystallization during tempering in high strength steel plates
Yuya Sato*, Shunichi Tachibana
JFE Steel Corporation, Japan