Equivalent Stress σ_v,Bach,+ on Positive Surface Side

σ_{v, Bach, +} = \max (\frac{1 - ν}{2} |σ_{x, +} + σ_{y, +}) + \frac{1 + ν}{2} \sqrt{(^{σ_{x, +} - σ_{y, +}) 2} + 4 {τ_{xy, +}}^{2}}; ν |σ_{x, +} + σ_{y, +})||)

ν	Poisson's ratio

Do you have any questions?

Equivalent Stress σv,Bach,+ on Positive Surface Side