Compressive residual stress increases the crack closure effect at the notch and may lead to a non-pr...
残余压应力使缺口处裂纹闭合力增大甚至可出现非扩展裂纹。
The results turn out to be that the short cracks exhibit severe crack deflection and week crack closure effect.
试验和分析结果表明,短裂纹扩展的偏折强烈,裂纹闭合效应较小。
Compressive residual stress increases the crack closure effect at the notch and may lead to a non-propagating crack.
残余压应力使缺口处裂纹闭合力增大甚至可出现非扩展裂纹。
The simulating results have indicated that: the crack closure effect is obviously influenced by the fatigue crack length.
在建立裂纹扩展模型的时候,要考虑到裂纹长度对裂纹闭合效应的影响。
The theoretical analysis indicated that the crack closure effect was mainly responsible for the change of crack growth retardation in corrosion fatigue.
分析表明,塑性诱发裂纹闭合在腐蚀条件下的变化是造成超载后裂纹扩展规律变化的主要原因之一。
The short cracks deflect more severe in coarse grain structure than in fine grain one, result in roughness induced crack closure effect, therefore exhibit slow crack growth rate.
粗晶组织比细晶组织的裂纹偏折更大,粗糙度诱发闭合效应更强,因而裂纹扩展较幔。
On the other hand, the stronger short crack effect is exhibited, which is attributed the dependent mentality of closure effect on crack wake.
同时,显露出强的短裂纹效应,系因裂纹闭合效应的尾迹依赖性。
Having excluded the effect of welding residual tresses on crack closure, fatigue crack growth rates of the welded join...
在排除焊接残余应力导致的裂纹闭合效应后,焊缝及热影响区疲劳裂纹扩展速率与基材相当。
Fatigue crack propagation in a compressive residual stress field can be characterized with the closure effect.
疲劳裂纹在残余压应力场中的扩展可借助于裂纹闭合力来描述。
Fatigue crack propagation in a compressive residual stress field can be characterized with the closure effect.
疲劳裂纹在残余压应力场中的扩展可借助于裂纹闭合力来描述。
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