*HEADING
 TIE A C3D20 ELEMENT TO A C3D8 ELEMENT
 File name: xtie_c3d20_c3d8
*NODE,NSET=NALL
201,0.0,3.0
202,1.0,3.0
203,1.0,4.0
204,0.0,4.0
205,1.1,3.0
206,2.1,3.0
207,2.1,4.1
208,1.1,4.1
211,0.0,3.0,1.0
212,1.0,3.0,1.0
213,1.0,4.0,1.0
214,0.0,4.0,1.0
215,1.1,3.0,1.1
216,2.1,3.0,1.1
217,2.1,4.1,1.1
218,1.1,4.1,1.1
1001,0.5,3.0
1002,1.0,3.5
1003,0.5,4.0
1004,0.0,3.5
1005,0.5,3.0,1.0
1006,1.0,3.5,1.0
1007,0.5,4.0,1.0
1008,0.0,3.5,1.0
1009,0.0,3.0,0.5
1010,1.0,3.0,0.5
1011,1.0,4.0,0.5
1012,0.0,4.0,0.5
*ELEMENT,TYPE=C3D20
21, 201, 202, 203, 204, 211, 212, 213, 214,
   1001,1002,1003,1004,1005,1006,1007,1008,
   1009,1010,1011,1012
*ELEMENT,TYPE=C3D8
22,205,206,207,208,215,216,217,218
*ELSET,ELSET=EALL3D
21,22
*SOLID SECTION, ELSET=EALL3D,MATERIAL=AL
*MATERIAL,NAME=AL
*ELASTIC
1,0.3
**
*NSET,NSET=MSURF3
202,203,212,213
*SURFACE,NAME=MSURF3
22,S6
*SURFACE,NAME=SSURF3
21,S4
*TIE,NAME=TIE3,POSITION TOLERANCE=1.0
SSURF3,MSURF3
*BOUNDARY
206,1,3
207,1,3
216,1,3
217,1,3
**
*STEP
*STATIC
*BOUNDARY
214,1,3,0.1
*NODE PRINT,FREQ=0
U,RF
*EL FILE
S,
E,
*NODE FILE
U,
*END STEP