The weld defects of incomplete fusion and burn through always occur when the electro-slag welding is used between the outside thin metal plate and the inner clapboard in a box-section member.
箱形截面构件薄壁板与内隔板电渣焊接时,易产生壁板烧穿和焊缝未熔合现象。
Vibratory conditioning technology (VCT) was used in the routine electro-slag welding (ESW) for the first time.