sab to igs conversion represents one of the many variants of 3D model exports/conversion, in this case from 3D ACIS format to IGES. Not many 3D modeling tools support 3D ACIS formats (SAT/SAB) and often special plugins are required, but using dedicated converters is certainly viable options. You can always opt for using exchange format to transfer content from one software to another.
Updated: September 14, 2023