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CFVR7319 - Steel checking according to ASME BPVC III Subsection NF

Bending checking of a cantilever steel beam

A steel cantilever beam with TS box shape section is subjected to a vertical force at free end. Ct reduction coefficient is taken as 0.85
Determine the total criterion according to ASME BPVC III Subsection NF.

Element types used in the model: BEAM188

Needed CivilFEM Modules:
Geotechnical Module
Bridges and Civil Non Linearities Module
Advanced Prestressed Concrete Module

The example can be launched on an educational license.
KEYWORDS
Beam
Cross Section
Code Checking/Design
Steel
ASME BPVC III NF

Model Statistics
Number of elements 1
Number of nodes 2
Number of civil materials 1
Number of cross sections 1
Number of shell vertices 0

Log file: CFVR7319.DAT


FINISH
~CFCLEAR,,1

   NomFile='CFVR7319'
 /TITLE, %NomFile%, Bending checking ASME BPVC III subsection NF
! -------------------------------------------------------------------------------------
! Initial data
! -------------------------------------------------------------------------------------
! CivilFEM SETUP
~CFACTIV,NUCL,Y
~CODESEL,ASME_NF,EC2-91,EC2-91,,EC8-94

/PREP7

ET,1,Beam188,,,2

~CFMP,1,LIB,STEEL,ASTM,A441
~CFMP,1,USER
~CFMP,1,STEEL,STYPE,,1  ! Austenitic

~SSECLIB,1,1,61,34   !TS 10x10
~MEMBPRO,1,ASME_NF,ALL, 5.0, 2.0, 2.0, 1.0, 1.0, 1.0, 1.0, 1, 0, 1
~BMSHPRO,1,BEAM,1,1,,,188,1,1,,Beam 1

N,1,
N,2,5
E,1,2

/SHRINK,0
/ESHAPE,1.0

EPLOT

D,1,ALL

F,2,FY,-40000

/SOLU
SOLVE

/POST1
~CFSET,0,1,LAST

~CHKSTL,BENDING,Z

!--------------------------------------------------------------------------------------
! DATA CHECK
!--------------------------------------------------------------------------------------
! Data comparison number
  NComp = 4
  NComp_ch = 0

! Matrix dim.
  *DIM,LABEL,CHAR,Ncomp,1
  *DIM,LABEL_CH,CHAR,Ncomp_ch,1
  *DIM,VALUE,,Ncomp,3
  *DIM,VALUE_CH,CHAR,Ncomp_ch,3
  *DIM,TOLER,,Ncomp,2

! Labels
  LABEL(1,1) = 'QS'
  LABEL(2,1) = 'QA'
  LABEL(3,1) = 'FB'
  LABEL(4,1) = 'CRT_TOT'

! Correct values
  VALUE(1,1)=1.00
  VALUE(2,1)=0.868
  VALUE(3,1)=206842800
  VALUE(4,1)=3.73

! Comparison
 ~PLLSSTL,QS
 *GET,VALUE(1,2),ELEM,1,ETAB,CFETAB_I
 ~PLLSSTL,QA
 *GET,VALUE(2,2),ELEM,1,ETAB,CFETAB_I
 ~PLLSSTL,FB
 *GET,VALUE(3,2),ELEM,1,ETAB,CFETAB_I
 ~PLLSSTL,CRT_TOT
 *GET,VALUE(4,2),ELEM,1,ETAB,CFETAB_I

! Warning and error tolerances
  TOLER( 1, 1)= 1E-03   $ TOLER( 1, 2)= 1E-03
  TOLER( 2, 1)= 1E-03   $ TOLER( 2, 2)= 1E-03
  TOLER( 3, 1)= 1E2     $ TOLER( 3, 2)= 1E2  	! Rounding error accepted			
  TOLER( 4, 1)= 1E-03   $ TOLER( 4, 2)= 1E-03

!--------------------------------------------------------------------------------------
! Results comparison
!--------------------------------------------------------------------------------------
  COMPARA.MAC

Results

LabelTargetCivilFEMRatioTolerance
QS 1 11.000 0.001
QA 0.868 0.868071.000 0.001
FB2.0684e+0082.0684e+0081.000 100
CRT_TOT 3.73 3.73031.000 0.001


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