Nastran environment > Importing and exporting Nastran data > Importing Nastran data
Import for connection elements
Pre/Post supports the import of a number of different Nastran connection elements. However, a subset of the CDAMP, CELAS, and CMASS element types are not directly supported in Pre/Post. During the import process, the software converts these elements to the most closely related, supported element types, as shown in the following table:
| Nastran Element Type | Type Converted to During Import |
|---|---|
| CDAMP3 | CDAMP1 |
| CDAMP4 | CDAMP2 |
| CELAS3 | CELAS1 |
| CELAS4 | CELAS2 |
| CMASS3 | CMASS1 |
| CMASS4 | CMASS2 |
For more information on these types of elements, see the Simcenter Nastran Quick Reference Guide and the Simcenter Nastran Element Library Reference Manual.
Learn more
Extended mesh validity checking during import (Nastran and ANSYS)
Importing RBE2 and RBE3 elements
Understanding imported Nastran constraints
Understanding the import of Nastran SETs
Import of SPOINT bulk data entries
Importing and exporting table extrapolation options
Exporting and importing CBEAM and CBAR elements with the OFFT field
Importing physical property data as element-associated data
Managing element conflicts when appending a Nastran input file
Look up more details
Importing Nastran data
Quick links
Command reference
Pre/Post video examples
Bulk Entry Descriptions
Simcenter 3D tutorials
Browse Simcenter 3D help by product area
Import for connection elements, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id625871 · retrieved 2026-07-17