Learn how to assign user attributes to Advance Steel elements using the Dynamo extension.
To assign user attributes to elements in Dynamo:
In the tree menu on the left, expand the AdvanceSteel tab 
Tag UserAttribute and select SetUserAttribute. The UserAttribute.SetUserAttribute node appears in the workspace. This node applies to both beams and plates.
A simple workflow of using the UserAttribute.SetUserAttribute node is represented in the picture below. The result is an Advance Steel beam that has the value of the user attribute as defined by the string from Dynamo:
Having custom user attributes, you can apply filters in Advance Steel to select and modify the elements:
