18-The Effective Area for a Built-Up Section.
How to estimate the effective Area for a Built-Up Section? A solved problem 3-19 is used to explain how to find the effective area for a built up section.
Effective Area for a Built-Up Section
A practice problem 3-19, in whhich it is required to estimate the effective net area for a built up section that consist of two c channels connected by two plates througth four lines of bolts.The U value is given.