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%.
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