Tresca Criterion (Max Shear Stress)

mat-tresca

Tresca Criterion (Max Shear Stress)

materials

Failure Theories

\tau_{max} = \frac{\sigma_1 - \sigma_3}{2}

Maximum shear stress failure criterion

For ductile materials; σ₁ ≥ σ₂ ≥ σ₃

[
  {
    "symbol": "τₘₐₓ",
    "name": "Maximum Shear Stress",
    "unit": "Pa",
    "siUnit": "Pa",
    "imperialUnit": "psi"
  },
  {
    "symbol": "σ₁",
    "name": "Max Principal Stress",
    "unit": "Pa",
    "siUnit": "Pa",
    "imperialUnit": "psi"
  },
  {
    "symbol": "σ₃",
    "name": "Min Principal Stress",
    "unit": "Pa",
    "siUnit": "Pa",
    "imperialUnit": "psi"
  }
]

τₘₐₓ

tresca, shear, stress, failure, yield

false