Provided that the reasonable welding shrinkage allowance is reserved during the manufacture of steel structure products, the unnecessary machining procedure can be avoided.
钢结构件制造中，预留合理的焊接收缩量，可减少不必要的加工工序。
Localized heating from the welding process and subsequent rapid cooling induces welding shrinkage stresses along weld bead during welding thin-wall plate and causes structural buckling distortions.
在薄板焊接中，由于局部加热和迅速冷却产生了沿焊缝方向的焊接收缩应力，而导致焊接薄板发生屈曲变形。
The impacts of transverse and longitudinal shrinkage of welding seam on underframe positioning.
以及焊缝横向、纵向收缩对底架定位的影响。
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