Displaying Beam Profile in Abaqus/CAE

In Part module:

From main menu bar, select View > Part Display Options…:

In the window appeared, on the first tab (General) there is a section called Idealizations. Check the Render beam profiles box. You can also choose the Scale factor to increase the section size if you need.

In Assembly module:

From main menu bar, select View > Assembly Display Options…:

In the window appeared, check the Render beam profiles box in Idealizations section.

In Visualization module:

From main menu bar, select View > Odb Display Options…

In the window appeared, on the first tab (General) in section Idealizations, check the Render beam profiles box. For more details and a graphical guide, look at section 4 (Displaying the beam profile and shell thickness) of this article:

A Fast Guide to the Most Useful Tasks in Abaqus Visualization Module (PART A)