JOURNAL OF THE JAPAN SOCIETY FOR TECHNOLOGY OF PLASTICITY vol.46 no.532 May 2005 ---CONTENTS--- Essay A Fresh Start and 5-years Faculty Life Ikuo YARITA 1(353) Explanations Isothermal Extrusion of Aluminum Alloys Masaya TAKAHASHI and Takeshi YONEYAMA 3(355) New Multifunctional Titanium Alloy “Gum Meatal” Shigeru KURAMOTO and Kazuaki NISHINO 9(361) NC forming Machine and Production Example Hiroyuki SUGIMOTO 14(366) An Outline of Manufacturing Spectacle Lenses Fumio TAKAHASHI 18(370) Tatara Steelmaking Jun TANABE 24(376) Recent Trends of Materials Processing Technologies in China Jianxin XIE 30(382) Papers Cross-sylinder Type Test of Friction and Wear for Hard Coated Tool Kazuhiko KITAMURA, Mie HATTORI and Takaji MIZUNO 35(387) Utilization of Void Nucleation Critical Strain model in Deformation Analysis　of Shearing Process Yoshinori YOSHIDA, Yasuaki MURASE, Nobuki YUKAWA and Takashi ISHIKAWA 40(392) Identification of Viscoplastic Properties for Lead-Free Solder by　Microindentation Experiments,FE Simulation and Oprimization Hiroshi HAMASAKI, Vassili V.TOROPOV, Kazuhiro SHINBATA and Fusahito YOSHIDA 45(397) Kenji NAKANISHI, Shunpei KAMITANI and Kohei YAMASHITA 50(402) Finite Element Analysis of Springback in Sheet Metal Stamping Considering Elastic Deformation of Dies Hideo TSUTAMORI and Fusahito YOSHIDA 55(407) Improvement in DLC Thin Film Adhesion and Its Application to Dry Deep Drawing Seiji KATAOKA, Akio MOTOI, Kenji TAMAOKI, Masap MURAKAWA, Hiroyuki NOGUCHI and Junji KIHARA 60(412) Copyright (C)1997-2005 JSTP. All Rights Reserved.