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试验研究了淬硬86CrMoV7冷轧辊钢低温回火后硬度随回火参数的变化,总结出其变化规律,并用数学分析方法推导出硬度与回火温度、时间之间的函数关系,对其物理意义及应用也做了阐述。
The hardness of hardened 86CrMoV7 cold rolled steel after tempering at low temperature is studied with the change of tempering parameters, and the variation rule is summarized. The mathematical relationship between hardness and tempering temperature and time is deduced, and its physical meaning And the application also elaborated.