*HEADING
 NAFEMS BENCHMARK EXAMPLE NLG-1: ELEMENT SC8R
 ELASTIC LARGE DEFLECTION RESPONSE OF Z-SHAPED CANTILEVER UNDER END LOAD
*SYSTEM
*NODE
*ELEMENT, TYPE=SC8R
*ELGEN, ELSET=CANTE
*ELSET,ELSET=ELTIPA
*SHELL GENERAL SECTION, ELSET=CANTE, MATERIAL=ELAS, ORIENT=OR, POISSON=0.3, THICKNESS MODULUS=2.6923307692E5
 1.7,
*MATERIAL, NAME=ELAS
*ELASTIC
 2.0E5
*ORIENTATION, NAME=OR, SYSTEM=RECT
*NSET,NSET=END
*BOUNDARY
 END,ENCASTRE
*RESTART,WRITE,OVERLAY
*STEP,NLGEOM,INC=40
*STATIC
 0.01,1
*CLOAD
   73,3,26.125
  173,3,26.125
 2073,3,26.125
 2173,3,26.125
*CONTROLS, PARAMETERS=FIELD
,0.0,
*NSET,NSET=NOUT
*NODE FILE,NSET=NOUT,FREQ=100
 CF,
 U ,
*OUTPUT,FIELD, FREQ=100
*NODE OUTPUT
 CF,
 U,
*ELEMENT OUTPUT,ELSET=ELTIPA
 SF,
*EL FILE,ELSET=ELTIPA,POSITION=AVERAGED AT NODES,FREQ=1, FREQ=100
 SF,
*NODE PRINT,NSET=NOUT,F=100
 CF3  ,      ,
 U3   ,
*nodeprint, nset=END, F=100
 RF,
*EL PRINT,POSITION=AVERAGED AT NODES,FREQ=100, ELSET=ELTIPA
 SM1,
*ENDSTEP
*STEP,NLGEOM,INC=40
*STATIC
 0.01,1
*CLOAD
   73,3,315.25
  173,3,315.25
 2073,3,315.25
 2173,3,315.25
*ENDSTEP
*STEP,NLGEOM,INC=40
*STATIC
 0.01,1
*CLOAD
   73,3,1000
  173,3,1000
 2073,3,1000
 2173,3,1000
*ENDSTEP