4.3. Material Model Combinations Using Bilinear Kinematic Hardening

4.3.1. BKIN and CREEP Example

Combining bilinear kinematic hardening plasticity with implicit creep:

MP,EX,1,1e7                   ! ELASTIC CONSTANTS
MP,NUXY,1,0.32 

TB,BKIN,1,                    ! BKIN TABLE
TBDATA,1,42000,1000

TB,CREEP,1,,,6                ! CREEP TABLE
TBDATA,1,7.4e-21,3.5,0,0,0,0

For information about the BKIN option, see Bilinear Kinematic Hardening.

For information about the CREEP option, see Implicit Creep Equations.

4.3.2. HILL and BKIN Example

Combining anisotropic plasticity with bilinear kinematic hardening:

MP,EX,1,20.0E5                   ! ELASTIC CONSTANTS
MP,NUXY,1,0.3

TB,BKIN,1                        ! BKIN TABLE
TBDATA,1,9000,10000

TB,HILL,1                        ! HILL TABLE
TBDATA,1,1.0,1.1,0.9,0.85,0.9,0.80

For information about the HILL option, see Hill Yield Criterion.

For information about the BKIN option, see Bilinear Kinematic Hardening.

4.3.3. HILL and CREEP and BKIN Example

Combining anisotropic implicit creep with bilinear kinematic hardening plasticity:

MP,EX,1,1e7                     ! ELASTIC CONSTANTS
MP,NUXY,1,0.32 

TB,BKIN,1                       ! BKIN TABLE
TBDATA,1,42000,1000   

TB,CREEP,1,,,6                  ! CREEP TABLES
TBDATA,1,7.4e-21,3.5,0,0,0,0  

TB,HILL,1                       ! HILL TABLE
TBDATA,1,1.15,1.05,1.0,1.0,1.0,1.0

For information about the HILL option, see Hill Yield Criterion.

For information about the CREEP option, see Implicit Creep Equations.

For information about the BKIN option, see Bilinear Kinematic Hardening.