IMPROVEMENT IN FATIGUE PROPERTIES OF WELDED JOINTS USING CRACK INITIATION RESISTANT STEEL PART 1: FATIGUE STRENGTH OF WELD HEAT AFFECTED ZONE AND CRUCIFORM FILLET WELDED JOINTS

Takanori Ito, Yasuhito Takashima, Masao Kinefuchi

Kobe steel Ltd., Technical Development Group

IMPROVEMENT IN FATIGUE PROPERTIES OF WELDED JOINTS USING CRACK INITIATION RESISTANT STEEL PART2 : FATIGUE CRACK INITIATION LIFE OF RIB-TO-DECK WELDED JOINTS OF ORTHOTROPIC STEEL BRIDGE DECKS

Akito Tabata¹, Masahiro Matsushita¹, Tetsuo Yamaguchi¹, Yasuhito Takashima², Toshiyuki Ishikawa³

¹Kobe steel Ltd., Steel & Aluminum Business,2222-1 Ikeda, Onoe-cho, Kakogawa, Hyogo, Japan; ²Kobe steel Ltd., Technical Development Group,1-5-5 Takatsukadai, Nishi-ku, Kobe, Hyogo, Japan; ³Kansai University, Faculty of Environmental and Urban Engineering, 3-3-35 Yamate-tyo, Suita, Osaka, Ja-pan

Evaluation of the C* Parameter in Welded Joints of 9%Cr Steels Under Consideration of the Heat Affected Zone

Josef Arthur Schönherr, Falk Mueller, Christian Kontermann, Matthias Oechsner

Technical University of Darmstadt, Chair and Institute for Materials Technology (IfW), Germany

Fracture of refill friction stir spot welds: microstructure, residual stresses and other in-fluencing factors

Niklaas Becker¹, Benjamin Klusemann^1,2

¹Helmholtz-Zentrum Hereon, Germany; ²Leuphana University Lüneburg, Germany

EXPERIMENTAL STUDY ON 690MPa HIGH STRENGTH STEELS AND THEIR WELDED SECTIONS

Wei CHEN^1,2, Kwok-Fai CHUNG^1,2

¹CNESC, Hong Kong S.A.R. (China); ²PolyU, Hong Kong S.A.R. (China)

INVESTIGATION OF THE CORROSION-INDUCED DAMAGE MECHANISM OF AERONAUTICAL ALUMINUM ALLOYS 2024 AND 2198 RIVETED SHEETS

Margarita Christina Charalampidou¹, George Grammatikos¹, Paraskevas Papanikos², Eleftheria-Sotiria Louka², Nikolaos D. Alexopoulos¹

¹Research Unit of Advanced Materials, Department of Financial Engineering, University of the Aegean, Chios, Greece; ²Department of Product and Systems Design Engineering, University of the Aegean, Syros, Greece,