.cstr file

The .cstr file is an OptiStruct ASCII format results file.

File Creation

This file is created when the OPTI, OS or BOTH formats are chosen. (See documentation for the I/O Option OUTPUT).

File Contents

Result	Description
Composite stress or strain	Composite stress and strain results from linear static. Output is controlled by the I/O options CSTRESS or CSTRAIN. On PCOMP, SOUT=YES needs to be selected.

File Format

The composite stress file format is self-explanatory. It gives the stress, strain and composite failure for each element and its plies.

Comments

1.	The I/O Option RESULTS controls the frequency of output for analytical results during an optimization.