And formation of typical fatigue striation on fatigue crack steady propagation is difficult.
其疲劳裂纹的稳定扩展也较难形成典型的疲劳条带。
The temperature of duplex annealing has little influence on fatigue crack propagation behavior.
该合金的疲劳裂纹扩展速率对退火温度不敏感。
QUALITATIVE STUDIES ON FATIGUE CRACK FOR INLAID PART OF THE DF4 TYPE LOCOMOTIVE WHEEL AXLE GEARS
东风4型机车车轴齿轮镶入部疲劳裂纹的定性探讨
In this paper a method of prepared fatigue crack on surface of thin steel plate has beenpresented.
本文对薄板疲劳预制表面裂纹的方法进行了研究。
Moreover, the material initial crack can intensify fatigue when the structures under the wind load.
此外, 材料的初始裂纹会加剧风荷载作用下结构的疲劳。
A SIMPLE AND PRACTICAL METHOD FOR ESTIMATION OF FATIGUE CRACK INITIATION LIFE UNDER SPECTRUM LOADING
一种估算谱载疲劳裂纹起始寿命的方法
The characteristic of fatigue crack propagation in ultrahigh strength cylinders has been investigated.
本文研究了六升超高强度钢瓶疲劳裂纹扩展特征。
The path of crack initiation and growth is transgranular under conditions of isothermal low cycle fatigue.
在等温低周疲劳载荷下, 裂纹主要为穿晶萌生与扩展。
In the steady propagating stage, the fatigue crack extended in a toughness tearing way of crystal penetrating.
短裂纹阶段，疲劳裂纹以角裂纹的形式向内扩展。
The threshold of the fatigue crack initiation from the notch of the microbeam is close to that of the bulk material.
疲劳裂纹从尖缺口处萌生的门槛值接近块体材料。
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