Repair of Fatigue Cracks Initiated around Box Weldes by Using Low-Transformation Temperature Welding Material
低変態温度溶接材料を用いた角回し溶接継手の補修による疲労強度向上

Naoyuki SUZUKi, Akihiko OHTA, Yoshio MAEDA
2003 QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY  
In order to improve the fatigue strength of welded structure, compressive residual stress is induced by means of marten site expansion of weld metal using developed low transformation temperature welding wire. Fatigue limit could be improved on repaired box welded joints.
doi:10.2207/qjjws.21.62 fatcat:c2wjosaacvf57cahfx6e2ylo6a