welding of spiral seam

基本解释

Inside welding seam cracking of spiral submerged Arc welded pipe is the unsolved problem for many years in the pipe field.
螺旋埋弧焊钢管内焊缝裂纹是本行业多年未解决的问题。
Finally, the developed system was applied in the seam tracking and penetration control of inner welding of spiral steel pipe with submerged arc welding.
该系统已成功应用于螺旋管缝内焊自动跟踪与熔透控制。
This paper introduces the measure, welding method and inspection result to prevent the welding deformation formation of spiral-seam pipe header after tapping.
介绍了在螺旋焊缝汇管上焊接支管时的防变形措施、焊接方法和检验结果。