Click the Tools menu > Job Preferences > Materials to open the Materials dialog.
From the Materials drop-down list, you can select by country the materials to be used in the structure design. Click Modification to define or modify a material.
You can define the basic set of materials used during structure analysis:
NoteIf you define a material with a name that exists in the material database and you have saved this material in the *.RTD file, then when you open the file in Robot, the material parameters are read from the *.RTD file and not from the material database.