16 mm S355J2W+N耐候钢板激光电弧复合焊对接工艺
甄舒1,2, 孙大千1, 高丹丹1, 段珍珍2

Butt-welding process of laser-MAG hybrid welding of 16 mm S355J2W+N steel plates
ZHEN Shu1,2, SUN Da-qian1, GAO Dan-dan1, DUAN Zhen-zhen2
S355J2W+N激光电弧复合焊焊接接头低倍形貌