welding of longitudinal seam 纵缝焊接
longitudinal seam welding 纵缝焊接 ; 纵向缝焊
longitudinal weld longitudinal seam 纵向焊缝
longitudinal seam welding machine 纵缝焊机
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.
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。
This article discussed the residual stress of the HU-METAL method formed large diameter longitudinal seam welded steel pipe.
对HU - METAL法卷制成型大直径直缝焊钢管残余应力进行了分析讨论。
Because of the much thick wall of large capacity boiler drum, the pressed and weld longitudinal seam is used to manufacture the drum shell ring.
由于大容量电站锅炉汽包的壁较厚,所以在汽包筒节制造时常采用压制成两个半圆瓦片再焊接而成的方法。
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