Nastran to Radioss Conversion Mapping

Elements

Table 1. Supported Element Mappings
Nastran Radioss
CONM2 /ADMAS
CWELD Mesh less weld

(feabsord, fe realize using HEXA)

CELAS1/CELAS2

CDAMP1/CDAMP2

(0 length)

/SPRING
PLOTEL Plot element
RBAR /RIVET
RBE2/RBE3 /RBODY
RJOINT /RLINK
CBUSH

(When using vector)

/ SPRING3N
CBUSH1D /SPRING2N
CBAR/CBEAM/CBEND BEAM
CROD TRUSS
CONROD TRUSS and /PROP/TRUSS
CTRIA3/CTRIAR

CTRIA6

(Change to 1st order before convert)

/SH3N
CQUAD4, CQUADR, CSHEAR

CQUAD8

(Change to 1st order then convert)

/SHELL
CTETRA4

CTETRA10

(Change to 1st order then convert)

/TETRA4
CHEXA8/ CPENTA6

CHEXA20/ CPENTA15

(Change to 1st order then convert)

/BRICK

Properties

Table 2. Supported Property Mappings
Nastran Radioss
PBAR/PBEAM

(Only single section PBEAM is supported)

/PROP/BEAM
PBUSH /PROP/SPR_GENE
PBUSH1D/PDAMP/PELAS /PROP/SPRING
PROD /PROP/TRUSS
PSHELL/PSHEAR /PROP/SHELL
PSOLID /PROP/SOLID

Materials

Table 3. Supported Material Mappings
Nastran Radioss
MAT1 /MAT/ELASTIC
MAT8 /MAT/LAW19