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This command is used to construct a uniaxial material object with combined linear kinematic and isotropic hardening. The model includes optional visco-plasticity using a Perzyna formulation (REF???)
uniaxialMaterial Hardening $matTag $E $sigmaY $H_iso $H_kin <$eta>
$matTag |
unique material object integer tag |
$E |
tangent stiffness |
$sigmaY |
yield stress or force |
$H_iso |
isotropic hardening Modulus |
$H_kin |
kinematic hardening Modulus |
$eta |
visco-plastic coefficient (optional, default=0.0) |
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