The yield strength derived according to the formula of solid cylinder specimen was accordance with Mises and Tresca yield criterions much better, and the relative error was separately 1.7% and 6.0%.

• 由上述实心圆轴的屈服强度公式计算出的屈服强度与两个屈服条件符合的很好，误差分别为1.；7%25和6