DSTV STEP File format
DSTV format is an industrial standard defined by the German Steel Construction Association (Deutsche Stahlbau-Verband). A DSTV file is a text file in ASCII format. The import as well as the export is based on the general scheme PSS_2000_04.
For further information on the DSTV interface, see the homepage of the German Steel Construction Association (DSTV). Standard description of product interface for steel construction