# Tension II — Welcome to LS-DYNA Examples

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With this series of examples you can study a specimen under tension and see the effects of different number of elements through thickness and different materials. Second example shows three elements through thickness and plastic material.

## Keywords

```*BOUNDARY_PRESCRIBED_MOTION_SET
*BOUNDARY_SPC_NODE
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DATABASE_ELOUT
*DATABASE_HISTORY_SOLID_SET
*DATABASE_NODAL_FORCE_GROUP
*DATABASE_NODFOR
*DEFINE_CURVE
*ELEMENT_SOLID
*END
*KEYWORD
*MAT_PLASTIC_KINEMATIC
*NODE
*PART
*SECTION_SOLID
*SET_NODE_LIST
*SET_SOLID_LIST
*TITLE```

## Reduced Input

```  *KEYWORD
*TITLE
Specimen Tension 3Elem through Thickness
\$ this example is used to demonstrate the effect of number of elements
\$ through the thickness in tension, bending, and combined bending-tension
\$ units: mm, s, ton, N
\$ A. Tabiei, 3/3/98
*CONTROL_TIMESTEP
0.0000    0.9000
*CONTROL_TERMINATION
0.0050E+00
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*DATABASE_BINARY_D3PLOT
0.0010E+00
*DATABASE_NODAL_FORCE_GROUP
6
*DATABASE_HISTORY_SOLID_SET
3
*DATABASE_ELOUT
0.0001E+00
*DATABASE_NODFOR
0.0001E+00
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*MAT_Plastic_kinematic
11 7.890E-09 2.100E+05 3.000E-01 4.400E+02 1.700E+03 1.000E+00

\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*SECTION_SOLID
1         1         1
*PART
Specimen
2         1        11
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*SET_NODE_LIST
\$ for prescribed displacement
5
173       174       175       176       177       178       343       344
347       349       351       353       529       530       533       535
537       539       715       716       719       721       723       725
*SET_NODE_LIST
\$ for constraint
6
17        18        19        20        25        26       187       188
191       193       195       197       373       374       377       379
381       383       559       560       563       565       567       569
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
\$ line of center nodes for load
*SET_NODE_LIST
2
649       650       651       652       653       654
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
\$ elements at center
*SET_SOLID_LIST
3
221       222       223       224       225       226
227       228       229       230       371       372       373       374
375       376       377       378       379       380       521       522
523       524       525       526       527       528       529       530
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*DEFINE_CURVE
10
0.00000000000000E+00 0.0000000000000E+00
0.00500000000000E+00 10.000000000000E+00
*BOUNDARY_PRESCRIBED_MOTION_SET
5         1         2        10 1.000E-00
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*BOUNDARY_SPC_NODE
\$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
*NODE
\$
*ELEMENT_SOLID
\$
*END```