至少有60座桥上出现的疲劳裂纹是由于小间隙处的面外变形引起的。
At least 60 bridge sites developed fatigue cracks as a result of out-of-plane distortion in a small gap.
随着接头间隙的增大，裂纹率逐渐减少。
When the gap of butt joint increases, cold crack rate gradually decreases.
若在履带板螺栓松动的情况下继续运转机器，会使螺栓和履带板之间产生间隙，进而导致履带板的裂纹。
If the crawler plate bolts loose to continue operating the machine will track bolts and gaps between panels, which led to track Crack plate.
应用推荐