1. Select a Material Library to add or modify Cross Section/thickness.
2. Click
the Add option, which is below the Bars/Plates list, to add new
Cross Section/thickness.
or
Select an already existing cross section/thickness from the Bars/Plates
list to modify a cross section/thickness.
3. Enter/modify the selected cross section/thickness details.
4. Click Save to save the cavity data into the material library.