桥式起重机钢结构焊接变形防治与工艺

Preventing Steel-structure Welding Deformation in Bridge-type Cranes and Relevant Techniques

分析桥式起重机常见的几种焊接变形规律,从下料、焊接方向与次序、焊接火焰等方面给出相应的预防及修整方法 。

The paper analyses the rules for several common welding deformation in bridge-type cranes and proposes relevant methods to prevent and repair in blanking, welding direction and sequence and welding torch flame.