Hardening
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.
uniaxialMaterial Hardening $matTag $E $sigmaY $H_iso
$H_kin <$eta>
matTag
|
integer tag identifying material |
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) |

Code Developed by: Micheal H. Scott, Oregon State University
Image Developed by: Silvia Mazzoni