15- Solved problem 6-19-4 for local buckling of column-2010.
A solved problem 6-19-4 for local buckling is From prof. Salmon handbook. The steel section is a Built-up section.
Solved problem 6-19-4
In solved problem 6-19-4, we have a slender built-up section, and several trials were made for the final effective area of the section to determine the Nominal load.