*HEADING
 SUBSTRUCTURE GENERATION FILE FOR psupsld1.inp
*NODE,SYSTEM=C,NSET=NALL
1,2.,0.
2,4.,0.
3,6.,0.
4,2.,11.25
5,6.,11.25
6,2.,22.5
7,4.,22.5
8,6.,22.5
*ELEMENT,TYPE=CPE8,ELSET=EALL
1,1,3,8,6,2,5,7,4
*SOLID SECTION,ELSET=EALL,MATERIAL=MAT
1., 
*MATERIAL,NAME=MAT
*ELASTIC
30.E6,0.0
**
**
*STEP
*SUBSTRUCTURE GENERATE,TYPE=Z100,OVERWRITE
*RETAINED NODAL DOFS,SORTED=NO
1,1,2
2,1,2
3,1,2
4,1,2
5,1,2
6,1,2
7,1,2
8,1,2
*SUBSTRUCTURE LOAD CASE,NAME=CENT
*DLOAD
EALL,CENT,1.,0.,0.,0.,0.,0.,1.
*END STEP