作者: Furusako Seiji , Miyazaki Yasunobu , Okada Tohru , Sato Koichi
DOI:
关键词: Laser beam welding 、 Flange 、 Weld bead 、 Joint (geology) 、 Spot welding 、 Composite material 、 Welding 、 Materials science
摘要: A lap welding method of a steel sheet includes spot in state which the flange portion second member having and standing wall is overlapped with first member, thereby forming nugget between portion; and, after welding, laser region an R stop nugget, weld bead, length dimension equal to or longer than diameter width 0.5 3.0 mm.