*HEADING
 : NAFEMS CREEP BENCHMKS AXISYMMETRIC--PRESSURISED CYL (CAX8R)
 TEST 7 -- SECONDARY CREEP
*NODE
1,100.,0,
9,200.,0.
19,100.,25.
27,200.,25.
*NGEN,NSET=BOTTOM
1,9
*NGEN,NSET=TOP
19,27
*NFILL,NSET=ALL
BOTTOM,TOP,2,9
**
** ELEMENT DEFINITION
**
*ELEMENT,TYPE=CAX8R,ELSET=CREEP
1,1,3,21,19,2,12,20,10
*ELGEN,ELSET=CREEP
1,4,2
*SOLID SECTION,ELSET=CREEP,MATERIAL=STEEL
*MATERIAL,NAME=STEEL
*ELASTIC
200.E3,0.3
*CREEP,LAW=TIME
3.125E-14,5.
*BOUNDARY
TOP,2,2
BOTTOM,2,2
**
**
**
*STEP
 PRESCRIBED TENSILE STRESS
*STATIC
.1,1.
*DLOAD
1,P4,200.
*EL PRINT,FREQ=10
CE, 
S, 
E, 
CENER, 
*NODE PRINT,FREQ=10
U,COORD
*END STEP
*STEP,INC=40
 CREEP RELAXATION
*VISCO,CETOL=5.E-4
.01,1000.,5.E-4
*EL PRINT,POSITION=AVERAGED AT NODES
E, 
S, 
CENER, 
*EL FILE
S, 
*OUTPUT,FIELD
*ELEMENT OUTPUT
S,
*NODE FILE
COORD, 
*OUTPUT,FIELD
*NODE OUTPUT
COORD,
*NODE PRINT
U,COORD
*END STEP