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JOURNAL OF THE JAPAN SOCIETY FOR TECHNOLOGY OF PLASTICITY
vol.61 no.710 March 2020
Special Issue on State-of-the-art Production Technologies of Lightweight
Structures
---CONTENTS---
Regular Papers
Forming Technology for Reduction of Twist Springback in Curved Structural Part by Controlling of Stress at Flange
……Satoshi SUMIKAWA, Akinobu ISHIWATARI, Masaki URABE and Yoshikiyo TAMAI 1（57）
Development of Press-Forming Technique for Bent Automobile Body Parts Using
In-plane Shear Deformation
……Yusuke FUJII, Masaki URABE, Yuji YAMASAKI and Yoshikiyo TAMAI 7（63）
Improvement of Formability of Automotive Parts with High Strength and Function
by Deformation Dispersion Method
……Ryuichi NISHIMURA, Yasuhiro ITO and Yoshiaki NAKAZAWA 13（69）
Development of Hot Stamping for Automotive Panel Parts with Step-shaped Wall
……Kenichiro OTSUKA, Masafumi AZUMA, Yoshiaki NAKAZAWA, Riki OKAMOTO and Shunji HIWATASHI 19（75）
Review Paper
Simulation of Rolling Slip and Rolling Oil Conditions in Cold Rolling of
High-Strength Steel
……Takahiko OKAMOTO 25（81）
BULLETIN OF THE JAPAN SOCIETY FOR TECHNOLOGY OF PLASTICITY
vol.3 no.27 March 2020
Special Issue on State-of-the-Art Technologies in High Tensile Strength
Steel Sheet and its Processing
---CONTENTS---
Essay
Solution Technologies on High Strength Steel Sheet
……Hisashi HAYASHI 1（123）
Reviews
Cold Forming Technologies for Improvement of Auto-Body Structural Parts
……Ryuichi NISHIMURA, Yasuharu TANAKA and Takashi YASUTOMI 3（125）
Technologies for Predicting and Improving Shape Accuracy in Press Forming
of High-Strength Steel Sheet
……Masaki URABE 9（131）
Shearing Processes of High Strength Steel Sheets
……Ken-ichiro MORI 14（136）
Development Trends in Hot Stamp Technology
……Masahiro NAKATA 19（141）
Die Technology in Press Forming of High Tensile Strength Steel
……Masashi KUROSE 24（146）
Welding Technologies for High Strength Steel Sheets for Automotive Use
―Solutions for Problems Arising from Steel-Strengthening―
……Hiroshi MATSUDA 29（151）
Automotive Body Frame Structural Technology that Realizes High Crash Safety Performance and Light Weight
……Masanori HONDA 34（156）
Force Flow in Vehicle Structures
―Automotive Body Structures and Ustar（U*）―
……Kunihiro TAKAHASHI 39（161）
Basics of Analytical Equipment and Its Application to Plastic Working Field
Scanning Tunneling Microscope
……Yosuke TSUKIYAMA 44（166）
Message to Students of Plastic Working
Seeing is Believing
―Find Motivation―
……Hyung-Won PARK 47（169）
Reports
Report on the 47th Seminar in Die and Mold Engineering Committee of JSTP
“Improvement and Innovative Technology of Die Material”
……Kenji TAMAOKI 49（171）
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