...ion of longitudinal seam 纵缝方程 longitudinal seam welding 纵缝焊接 ; 纵向缝焊 ; 纵向滚焊 welding of longitudinal seam 纵缝焊接 ..
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... longitudinal bend纵向弯曲 longitudinal seam welding纵缝焊接; 纵向缝焊 longitudinal welding纵缝焊接; 纵向焊接 ...
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... longitudinal seam welding纵缝焊接; 纵向缝焊 longitudinal welding纵缝焊接; 纵向焊接 low carbon welding wires低碳焊接线材 ...
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小直径超薄壁管纵缝焊接的主要问题是烧穿，解决这个问题的关键是严格控制焊接接头的装配质量及焊接工艺。
Burn through is the main problem of longitudinal seam welding of ultra-thin tube with small diameter. Assembly of the joint and welding technology are the key to solve the problem.
高压锅炉锅筒纵缝焊接时，采用的焊接设备为电渣焊。在不具备电渣焊的情况下用改进的埋弧自动焊成功的替代了电渣焊。
The welding of high pressure boiler longitudinal weld shall be electric slag welding which may be replaced by improved auto-submerged arc welding when have no electric slag welding.
介绍了超薄壁，大直径，长筒体，纵、环缝自动焊接系统的结构、组成、工作原理及设计的主要特点。
The structure, constitute, working principle, and design feature of automatic welding system which pro- duces extra- thin, large diameter, long tube, and longitudinally or circle weld are introduced.
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