半月形焊接变形 fingernailing 减少焊接变形 Reduced Welding Deformation ; Reducing Welding Deformation 焊接反变形胎 Counterdeformation jig of welding ; deformation jig of welding ..
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Nevertheless if proper welding process measures are taken, the said deformation can be reduced significantly.
采取适当的工艺措施，可大大减少箱形梁的焊接变形。
Since the welding stress and welding deformation can be reduced when welding with A-TIG welding, and the production efficiency will remarkably be enhanced for welding thick plate.
由于焊接热输入可大大降低，因此会改善焊接接头组织和减少应力变形。厚板焊接时可大幅度提高生产率。
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