This website uses Google Analytics to collect traffic data. By clicking the button, you agree to the collection of this data.

$$σ_H=\min\left(\cfrac{4.2\cdot S_{y-1}}{S_F}\cdot C_c, \cfrac{4.2\cdot S_{y-2}}{S_F}\cdot C_c\right)$$

$$σ_H=\min\left(\cfrac{4.2\cdot S_{y-1}}{S_F}\cdot C_c, \cfrac{7\cdot HB_2}{S_F}\cdot C_c\right)$$

$$σ_H=\min\left(\cfrac{7\cdot HB_1}{S_F}\cdot C_c, \cfrac{7\cdot HB_2}{S_F}\cdot C_c\right)$$

$$σ_H=\min\left(\cfrac{7\cdot HB_1}{S_F}\cdot C_c, \cfrac{4.2\cdot S_{y-2}}{S_F}\cdot C_c\right)$$

$$C_E=\cfrac{1-ν_1^2}{E_1}+\cfrac{1-ν_2^2}{E_2}$$

$$K_D=\cfrac{D_1\cdot D_2}{D_1- D_2}$$

$$p=\cfrac{F}{L}$$

$$b=1.6\cdot\sqrt{p\cdot K_D \cdot C_E}$$

$$σ_c=0.798\cdot\sqrt{\cfrac{p}{K_D\cdot C_E}}$$

$$σ_c\le σ_H$$