*HEADING
: HYDROSTATIC TENSION, DISPL CONTROL, 3D, C3D8, NUCLEATION OF VOIDS
*NODE   
 1, 0. , 0.     
 2, 1. , 0.     
 3, 1. , 1.     
 4, 0. , 1.     
 5, 0. , 0. , 1.0       
 6, 1. , 0. , 1.0       
 7, 1. , 1. , 1.0       
 8, 0. , 1. , 1.0       
*NSET,NSET=BOTTOM       
1,2,3,4 
*NSET,NSET=BACK 
3,4,7,8 
*NSET,NSET=LHS  
1,4,5,8 
*NSET,NSET=FRONT
1,2,5,6 
*NSET,NSET=RHS  
2,3,7,6 
*NSET,NSET=TOP  
5,6,7,8 
*ELEMENT,TYPE=C3D8,ELSET=ONE    
    1,    1, 2, 3, 4, 5, 6, 7, 8
*BOUNDARY       
LHS,1,1,0.      
BOTTOM,3,3,0.   
FRONT,2,2,0.    
*SOLID SECTION,MATERIAL=BLOCK,ELSET=ONE 
*MATERIAL,NAME=BLOCK    
*elastic
300.,0.3
*plastic
 1.0000000, 0.000       
 1.7411011, 0.050       
 2.7276924, 0.500       
 2.9950454, 0.800       
*POROUS METAL PLASTICITY, RELATIVE DENSITY=0.95
**q1 , q2, q3
1., 1., 1.
*VOID NUCLEATION
**eN, sN , fN
0.3 , 0.1 , 0.04
*STEP,INC=400,NLGEOM    
*STATIC 
 .01 , 1. , , .01
*BOUNDARY       
 BACK , 2 , 2 , 0.1
 RHS , 1 , 1 , 0.1
 TOP , 3 , 3 , 0.1
*EL PRINT, FREQUENCY=10 
S, 
E, 
PE, 
VVF,VVFG,VVFN
*NODE PRINT,FREQUENCY=10
U    ,    
RF   ,    
*OUTPUT,FIELD,FREQ=10
*ELEMENT OUTPUT
S,
PE,
E,
VVF,VVFG,VVFN
*OUTPUT,FIELD,FREQ=10
*NODE OUTPUT
U,
RF,
*END STEP