抗拉强度与表面残余压应力线性相关。
It is also found that the value of tensile strength and surface residual compressive stress is linear correlation.
滚压后再喷丸显著降低工件的表面残余压应力。
The surface residual stresses of the rolled workpieces can be reduced remarkably by shot peening.
与干磨相比，湿磨硬化层表面残余压应力有所提高，但其硬化层深度减少了约30%。
Compared with the dry-grinding, the surface compress residual stresses of the hardened layer under wet-grinding is increased, but its depth of hardened layer reduces about 30%.
测试发现热暴露在一定程度上降低了原抛光试样表面的残余压应力水平。
Compared with the polished specimens, the surface residual stress of the post-exposed specimens was also compressive, but much lower.
在管道接头外表面焊缝中心处的轴向残余应力为压应力，而环向残余应力为拉应力。
On the outer surface of the pipe, the axial residual stresses of the weld and in its vicinity are compressive while the hoop stresses keep tensile.
测定了小试样表面层的残余压应力场。
Compressive residual stress fields in the surface region of small specimens are determined.
航空轴承外圈的疲劳裂纹分析表明，套圈表面的残余压应力分布致使轴承表面接触疲劳寿命降低。
The analysis on fatigue cracks of the outer race of aero-bearing shows that the distribution of residual tensile stress on race surface could reduce its contact fatigue life.
微观分析表明，表层硬相化合物的形成及晶粒细化是材料表面耐磨性提高的主要原因，残余压应力的增加也表明抗疲劳性得到提高。
The microanalysis results reveal that some new hard phases are formed and some crystalline grains are refined in the surface layers. All these are the main factors to improve...
微观分析表明，表层硬相化合物的形成及晶粒细化是材料表面耐磨性提高的主要原因，残余压应力的增加也表明抗疲劳性得到提高。
The microanalysis results reveal that some new hard phases are formed and some crystalline grains are refined in the surface layers. All these are the main factors to improve...
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