*HEADING
 FOAM PLASTICITY, HYDROSTATIC COMPRESSION TEST, C3D8
 WITH MULTIPLE LOAD CASES
*NODE,NSET=FACE1
*NODE,NSET=FACE2
*NSET,NSET=FACE3
*NSET,NSET=FACE4
*NSET,NSET=FACE5
*NSET,NSET=FACE6
*NSET,NSET=OUT
*ELEMENT,TYPE=C3D8,ELSET=FOAM
*SOLID SECTION,ELSET=FOAM,MATERIAL=FOAM
*MATERIAL,NAME=FOAM
*ELASTIC
 3.E6, 0.2
*CRUSHABLE FOAM
*CRUSHABLE FOAM HARDENING
**
*STEP,INC=10,NLGEOM,UNSYMM=YES
 STEP 1 - NONLINEAR
*STATIC,DIRECT
 1., 10.
*BOUNDARY
 FACE1, 3
 FACE3, 2
 FACE6, 1
 FACE4, 1, 1, -0.2
 FACE5, 2, 2, -0.2
 FACE2, 3, 3, -0.2
*EL PRINT,FREQ=10
 S11, LE11, PE11
*NODE PRINT,FREQ=0
*OUTPUT,FIELD,FREQ=10
*ELEMENT OUTPUT
 S,
 LE,
 PE,
*END STEP
**
*STEP,INC=1,PERTURBATION,UNSYMM=YES
STEP-2 INITIAL LINEAR PERTURBATION
*STATIC,DIRECT
 0.1, 0.1
*LOAD CASE,name=initial-1
*BOUNDARY
 FACE1, 3
 FACE3, 2
 FACE6, 1
 FACE4, 1, 1, -0.02
 FACE5, 2, 2, -0.02
*CLOAD
 FACE2,3,10000
*ENDLOAD CASE
*LOAD CASE,name=initial-2
*BOUNDARY
 FACE1, 3
 FACE3, 2
 FACE6, 1
 FACE4, 1, 1, -0.02
 FACE5, 2, 2, -0.02
 FACE2, 3, 3, -0.02
*END LOAD CASE
*OUTPUT,FIELD
*ELEMENT OUTPUT
S,E
*NODE OUTPUT
U,RF
*END STEP
**
*STEP,INC=10,NLGEOM,UNSYMM=YES
 STEP 3 - REST OF NONLINEAR
*STATIC,DIRECT
 1., 10.
*BOUNDARY
 FACE4, 1, 1, -0.4
 FACE5, 2, 2, -0.4
 FACE2, 3, 3, -0.4
*END STEP
**
*STEP,INC=1,PERTURBATION,UNSYMM=YES
STEP-4 FINAL LINEAR PERTURBATION
*STATIC,DIRECT
 0.1, 0.1
*LOAD CASE,NAME=final-1
*BOUNDARY
 FACE1, 3
 FACE3, 2
 FACE6, 1
 FACE4, 1, 1, -0.04
 FACE5, 2, 2, -0.04
 FACE2, 3, 3, -0.04
*END LOAD CASE
*LOAD CASE,NAME=final-2
*BOUNDARY
 FACE1, 3
 FACE3, 2
 FACE6, 1
 FACE4, 1, 1, -0.08
 FACE5, 2, 2, -0.08
 FACE2, 3, 3, -0.08
*END LOAD CASE
*OUTPUT,FIELD
*ELEMENT OUTPUT
S,E
*NODE OUTPUT
U,RF
*END STEP