弹簧疲劳分析：2024年如何准确预测循环寿命

弹簧疲劳分析：如何精确预测循环寿命**直接回答：** 弹簧疲劳寿命是通过将交变应力（S_a）和平均应力（S_m）与材料的修正古德曼曲线或S-N曲线进行对比计算得出的，然后针对生产应用施加1.5至2.0的安全系数。对于典型的302不锈钢压缩弹簧，当其应力为抗拉强度的65%时，预期寿命为10^6次循环；将应力降至45%则可...

Sep, 05 2025

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