Original Paper (Vol.58 No.12)

Fatigue Behavior of Type 304N2 High-Nitrogen Austenitic Stainless Steel
Masaki NAKAJIMA, Yoshihiko UEMATSU, Keiro TOKAJI and Jae-Woong JUNG	956
Aging and Fatigue Behaviour at Elevated Temperatures in Ferritic Stainless Steels with Different Cr Contents
Masayuki AKITA, Yoshihiko UEMATSU, Keiro TOKAJI and Yoji Fujisawa	962
Tensile and Fatigue Behavior in Clay Reinforced Nylon 6 Nanocomposites
Shijie ZHU, Masanori OKAZAKI, Arimitsu USUKI and Makoto KATO	969
Investigation of Propagation and Interference Behavior of Surface Fatigue Cracks under Rotating Bending Fatigue by ƒÊCT Technique with Synchrotron Radiation
Kiyotaka MASAKI, Yuji SANO, Yasuo OCHI, Koichi AKITA, Kentaro KAJIWARA and Takafumi ADACHI	975
Effect of Stress Ratio on High Cycle Fatigue Properties of Extruded AZ61 Magnesium Alloy
Kazuaki SHIOZAWA and Kohei NAGATA	982
Fatigue Mechanism of Internal Casting Defect-Originating Fracture of Aluminum Alloy Die Casting
Koji Yamada and Susumu Miyakawa	990
Fatigue Crack Initiation in Alloy 718 at Elevated Temperature
Norio KAWAGOISHI, Yoshihisa OHZONO, Yuzo NAKAMURA and Masahiro GOTO	997
Effect of Aging on Crack Initiation and Propagation of Ni-Base Super Alloy 718
Norio KAWAGOISHI, Koji KARIYA, Syogo YOSHIMI, Yuzo NAKAMURA and Kazuhiro MORINO	1003
Hydrogen-Induced Microstructural Change under Mode ‡U Fatigue for a Tempered Bearing Steel
Shinji FUJITA, Yoji MINE, Saburo MATSUOKA and Yukitaka MURAKAMI	1009
FEM Analysis on the Effect of the Slip on Fatigue Damage in Wheel Tread with White Layer
Ryota KONO, Hiroyuki AKEBONO, Masahiko KATO,Takanori KATO and Atsushi SUGETA	1017
Investigation of Critical Crack Size that Causes Retardation of Fatigue Crack Propagation by Single Overload
Tomoe SUDO, Masanobu KUBOTA and Yoshiyuki KONDO	1023
Improvement of Fatigue Limit by Shot Peening for High Strength Steel Specimens Containing a Crack-like Surface Defect
Koji TAKAHASHI, Toshihiko AMANO, Kazuya HANAORI, Kotoji ANDO and Fumio TAKAHASHI	1030
Evaluations of Fatigue Crack Growth Characteristics of Sintered and Thermal-Sprayed WC-Co Materials
Tatsunori SUNOUCHI, Hideo CHO, Kenichi Sakaue, Takeshi OGAWA and Yoshifumi KOBAYASHI	1037
Fatigue Life of Circumferentially Notched Bars of Austenitic Stainless Steel under Cyclic Torsion with and without Static Tension
Keisuke TANAKA, Atsushi HASHIMOTO, Junichi NARITA and Noboru EGAMI	1044

Lecture (Vol.58 No.12)

New Developments of Materials Evaluation by Diffraction Method ‡V:New Developments of Neutron Stress Measurement
Hiroshi SUZUKI and Koichi AKITA	1051