*HEADING
 SHALLOW CYLINDRICAL SHELL VIA S4R5
USING GAUSS INTEGRATION WITH 5 SECTION POINTS
*RESTART, WRITE
*NODE
*NGEN,LINE=C ,NSET=EDGE
*NGEN,LINE=C,NSET=ZSYMM
*NFILL
EDGE,ZSYMM,6,10
*NGEN,NSET=YSYMM
*NGEN,NSET=HINGE
*NSET,NSET=N61
*ELEMENT,TYPE=S4R5
*ELGEN,ELSET=EALL
*MATERIAL,NAME=ROOF
*ELASTIC
3.103E9,.3
*SHELL SECTION ,MATERIAL=ROOF,ELSET=EALL, SECTION INTEGRATION=GAUSS
6.35E-3,5
*BOUNDARY
ZSYMM,ZSYMM
YSYMM,YSYMM
HINGE,1,5
*STEP,NLGEOM,INC=50
*STATIC,RIKS
.025,1.,0.,0.04,.06
*CLOAD
61,1,-3000.
*MONITOR,NODE=61,DOF=1
*NODE PRINT,FREQUENCY=2
U,
RF,
*NODE FILE,NSET=N61
U,CF
*OUTPUT,FIELD
*NODE OUTPUT,NSET=N61
U,CF
*EL PRINT,FREQUENCY=2
SF,
SSAVG,
*END STEP