*HEADING
 ANNULAR RING UNDER APPLIED TWIST ON INNER AND OUTER SURFACES
 ELEMENT : CGAX4R
 MPC : LINEAR AND TIE
*RESTART,WRITE
*NODE
1,  1.0, 0.0
7,  1.3, 0.0
13, 1.9, 0.0
14, 1.9, 0.0
15, 2.0, 0.0
1007, 1.3, 1.0
1013, 1.9, 1.0
1014, 1.9, 1.0
1015, 2.0, 1.0
1001, 1.0, 1.0
*NGEN,NSET=BOTTOM
1,7
7,13
14,15
*NGEN,NSET=TOP
1001,1007
1007,1013
1014,1015
*NFILL,NSET=ALL
BOTTOM,TOP,10,100
*NSET,NSET=INNER,GENERATE
1,1001,100
*NSET,NSET=OUTER,GENERATE
15,1015,200
*NSET,NSET=PLINEAR,GENERATE
107,907,200
*NSET,NSET=ALINEAR,GENERATE
7,807,200
*NSET,NSET=BLINEAR,GENERATE
207,1007,200
*NSET,NSET=LIN_MPC
PLINEAR,ALINEAR,BLINEAR,
*NSET,NSET=ATIE,GENERATE
14,1014,200
*NSET,NSET=BTIE,GENERATE
13,1013,200
*ELEMENT, TYPE=CGAX4R, ELSET=EALL
1,1,2,102,101
7,7,8,208,207
13,14,15,215,214
*ELGEN, ELSET=EALL
1, 6, 1, 1, 10, 100, 13
7, 6, 1, 1, 5, 200, 13
13,1, 1, 1, 5, 200, 13
*SOLID SECTION, ELSET=EALL, MATERIAL=MALL
*MATERIAL, NAME=MALL
*ELASTIC
1.E6, 0.3
*MPC
LINEAR,PLINEAR,ALINEAR,BLINEAR
TIE,ATIE,BTIE
*BOUNDARY
BOTTOM,1,2
**
** STEP I -- SIMPLE LINEAR PERTURBATION
**
*STEP, PERTURBATION
*STATIC
*BOUNDARY
INNER, 5,5, 0.01
OUTER, 5,5, -0.01
*END STEP
**
** STEP II -- SIMPLE LINEAR STEP
**
*STEP
*STATIC
0.5, 1.0
*BOUNDARY
INNER, 5,5, 0.01
OUTER, 5,5, -0.01
*EL PRINT, ELSET=EALL
S, MISES
E,
COORD,
*NODE PRINT
U,
*NODE PRINT, NSET=OUTER,TOTALS=YES
RF, 
*NODE PRINT, NSET=INNER,TOTALS=YES
RF, 
*EL FILE
S, 
E,
COORD,
*OUTPUT,FIELD
*ELEMENT OUTPUT
S,
E,
COORD,
*NODE FILE
U,RF
*OUTPUT,FIELD
*NODE OUTPUT
U,RF
*END STEP