The results show that the creep crack growth rates are strongly dependent upon the microstructure.
研究结果表明：合金的显微组织结构对蠕变裂纹长大速率有重大的影响。
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。
In these areas, they were slower in equibiaxial case and faster in pure shear compared to crack growth rates in uniaxial loading.
等双轴应力较单轴应力状态下的裂纹扩展速率减慢，而纯剪切状态下的裂纹扩展速率加快。
The results reveal that the crack growth rates strongly depends on grain size and carbide distributin, and the creep crack growth rates are reversely relative to grain size.
结果表明晶粒尺寸和碳化物结构显著影响蠕变裂纹扩展速率，蠕变裂纹扩展速率与晶粒尺寸成反比关系。
Therefore, it is necessary to evaluate the influence of overloads on crack growth rates for the fatigue life prediction of structures subject to variable amplitude loadings.
要准确预测结构在变幅载荷谱下的疲劳裂纹扩展寿命，必须研究超载对裂纹扩展的影响。
Moreover, the fatigue crack growth rates of the weld metal and heat affected zone are lower than those of the base metal. Having excluded the effect of welding residual tress...
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。
To meet the development of steels used for the large engineering machinery, fatigue crack growth rates of a high strength low alloy steel HG80 and welded joint were investigated.
为适应大型工程机械焊接用钢需要，对低合金高强度钢HG80及其焊接接头的疲劳裂纹扩展速率进行了研究。
In this paper, through analyzing the subcritical crack growth, a new formula is presented which can be used to calculate the crack fracture initiation stress at low and middle stress rates.
本文通过裂隙亚临界扩展的分析，提出一个计算低、中等应力率下裂隙断裂起动应力的新公式。
In this paper, through analyzing the subcritical crack growth, a new formula is presented which can be used to calculate the crack fracture initiation stress at low and middle stress rates.
本文通过裂隙亚临界扩展的分析，提出一个计算低、中等应力率下裂隙断裂起动应力的新公式。
应用推荐