UniaxialJ2Plasticity

This command is used to construct a uniaxial J2 Plasticity material object with isotropic and kinematic hardening.

uniaxialMaterial UniaxialJ2Plasticity $matTag $E $sigmaY
        $Hkin $Hiso

matTag

unique material object integer tag

E

initial tangent stiffness

sigmaY

yield stress (or force)

Hkin

kinematic hardening Modulus

Hiso

isotropic hardening Modulus

Note: For this material class, the sensitivity parameters can be: E, sigmaY, Hkin, Hiso


Reference:
Conte J.P., Vijalapura P., Meghella M. (2003). “Consistent finite element response sensitivities analysis.” Journal of Engineering Mechanics (ASCE), 129(12):1380-1393.
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