Will cause a broken crack and strength of the material, they will have less area to gradually make the page less static fatigue of cutting, it causes the value of fatigue stress is greater than static stress?
It caused a more decisive and strength of the material, it is less and less space. Make a cut of less than static fatigue is the cause of fatigue stress is greater than the static stress.
will cause cracks and broken more areas of the material will have less space, passive, the cut surface of the fatigue less static. It causes the value of fatigue stress is greater than the static stress .