成形轨 copping rail
shaper rail
- 介绍了窄间隙强迫成形电弧焊法在钢轨焊接中的应用,重点论述了采用该方法焊接QU80起重轨无缝轨道的焊接材料、焊接工艺及实际应用情况。
This parer presents the application of narrow gap arc welding technology to crane rails, focusing on the welding material and welding technique used in the welding of QU80 crane rails.
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