The research focuses on the defect equivalent analytical methods in building steel structure butt weld fusion and the effects of non-crack-type defects on the normal use of butt weld fusion.
本课题研究了建筑钢结构熔透对接焊缝中缺陷当量的分析方法和非裂纹类缺陷对焊缝正常使用的影响。
2
The invention relates to a special butt joint sleeve for a large breakage anchor bolt and the butt joint method thereof.
本发明涉及一种大型破损地脚螺栓对接专用套筒及其对接方法。
3
This paper, based on analyzing the process of Cu-Al pipe butt welding, discussed the design of the executive system and control system for PLC controlled Cu-Al pipe butt welder.