Original Paper (Vol.50 No.2)

Nucleation of Cellular Colonies in Single Crystal Ni-Based Superalloy Subjected to Previous Damage and Influence on High Temperature Fatigue Strength
Masakazu OKAZAKI, Tomoyuki HIURA and Toshio SUZUKI	94
Inelastic Constitutive Equations of Ni-Based Superalloy IN738LC under Anisothermal Cyclic Deformation Conditions
Masatsugu YAGUCHI, Masato YAMAMOTO and Takashi OGATA	101
Inelastic Analysis and Thermal Fatigue Life Prediction of Perforated Cylinder Based on Effective Stress Concept
Toshihide IGARI, Takumi TOKIYOSHI and Yorikata MIZOKAMI	109
Microstructures and Creep Strength of Welded Joints for W Strengthened High Cr Ferritic Steel
Masaaki TABUCHI, Takashi WATANABE, Kiyoshi KUBO, Masakazu MATSUI,@Junichi KINUGAWA and Fujio ABE	116
Creep-Fatigue Crack Growth Behavior in Low Alloy Steel under Displacement-Controlled Conditions
Hironori KINO, Toshihide IGARI, Takumi TOKIYOSHI, Fumiko KAWASHIMA, Masaaki FUJITA, Tetsuo TERAMAE and Shin YOSHINO	122
Fracture Process in High-Temperature Fatigue of Ni-Based Single Crystal Superalloy CMSX-10 and Effect of Removal of Surface Oxide-Layer on Crack Initiation
Naoya TADA, Ryuichi OHTANI, Masanori SHIBATA and Tomoari KOBAYASHI	129
Tension-Torsion Multiaxial Creep-Fatigue for CMSX-2 Nickel Base Single Crystal Superalloy
Noritake HIYOSHI and Masao SAKANE	137
Diffusion Bonding between Ni-Base ODS Alloy and Conventional Ni-Base Superalloy and High-Temperature Fatigue Strength of the Joints
Yasuhiro YAMAZAKI, Masakazu OKAZAKI and Shigetomo NUNOMURA	144