Change
units from metric to standard
In a Part:
Go to Tools --> Options --> Parameters and Measure
Select the Units tab
Select the row for the desired change
Click the drop down menu and select the desired units
In a drawing:
Select new drawing
Select Standard drop down menu, this is defaulted to ISO, change to ANSI
Select the dimension button
There will be a drop down at the top of the catia window which you need to
select NUM.DINC
This setting is inches to 2 decimal places.