*HEADING
 3D beam general section test for linear elastic material property
 with transverse shear loading
*NODE, NSET=NALL
1,-5.7735,-5.7735,-5.7735, -.57735,.57735,0.
2, 5.7735, 5.7735, 5.7735, -.57735,.57735,0.
*ELEMENT, TYPE=B31, ELSET=EALL
1, 1, 2
*BEAM GENERAL SECTION,SECTION=NONLINEAR GENERAL, ELSET=EALL, DENSITY=7800.0
12.566371, 12.566371, 0., 12.566371, 25.132741
0., 0., -1.
*SECTION POINTS
0.0, 0.0, 0.005, 0.01
*AXIAL,LINEAR
3.7699113E7,
*M1,LINEAR
3.7699113E7,
*M2,LINEAR
3.7699113E7,
*TORQUE,LINEAR
2.8998157E7,
*AMPLITUDE,NAME=SMOOTH,DEFINITION=SMOOTH STEP
0.0,0.0,0.2,1.0
**
*NSET, NSET=QA_TEST_ALLNODES
NALL, 
**
*STEP
*DYNAMIC,EXPLICIT,FIXED
 ,0.2
*BULK VISCOSITY
0., 
*BOUNDARY,AMPLITUDE=SMOOTH
 1,3,3,-.017303
 2,3,3, .017303
 NALL,1,2
 NALL,4,6
*MONITOR,DOF=1,NODE=1
*FILE OUTPUT, NUMBER=4,TIMEMARKS=YES
*NODE FILE
U,
*ENERGY FILE
*OUTPUT, FIELD, NUMBER INTERVAL=4, TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST_ALLNODES
U,
*OUTPUT,FIELD,VARIABLE=PRESELECT
*OUTPUT,HISTORY,VARIABLE=PRESELECT,TIMEINT=0.05
*END STEP
*STEP
*DYNAMIC,EXPLICIT,FIXED
 ,0.1
*BOUNDARY,OP=NEW
 NALL,1,2
 NALL,4,6
*MONITOR,DOF=1,NODE=1
*FILE OUTPUT, NUMBER=4,TIMEMARKS=YES
*NODE FILE
U,
*ENERGY FILE
*OUTPUT, FIELD, NUMBER INTERVAL=4, TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST_ALLNODES
U,
*OUTPUT,FIELD,VARIABLE=PRESELECT
*OUTPUT,HISTORY,VARIABLE=PRESELECT,TIMEINT=0.025
*END STEP
*STEP
*DYNAMIC,EXPLICIT,FIXED
 ,0.2
**
** Return BULK VISCOSITY to default value
**
*BULK VISCOSITY
 0.06, 
*MONITOR,DOF=1,NODE=1
*FILE OUTPUT, NUMBER=4,TIMEMARKS=YES
*NODE FILE
U,
*ENERGY FILE
*OUTPUT, FIELD, NUMBER INTERVAL=4, TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST_ALLNODES
U,
*OUTPUT,FIELD,VARIABLE=PRESELECT
*OUTPUT,HISTORY,VARIABLE=PRESELECT,TIMEINT=0.05
*END STEP