What is the minimum size for hanger rods used with pipe diameters of 5 to 8 inches?

When determining the minimum size for hanger rods used with pipe diameters of 5 to 8 inches, it's important to refer to the relevant building codes and industry standards. For most applications involving sprinkler systems and the installation of piping, the use of 1/2-inch hanger rods is typically specified for supporting pipes of this size.

The reason 1/2 inch is the minimum size is that it provides adequate strength and support for the weight and potential stress experienced by the piping system. Using appropriately sized hanger rods ensures that the pipes are secure and minimizes the risk of sagging, which could lead to other issues such as leaks or structural interference.

In contrast, smaller diameter rods may not provide sufficient strength and stability for these larger pipes, which can jeopardize the integrity of the sprinkler system. Therefore, selecting 1/2-inch rods is in line with best practices for safety and efficiency in structural support for these applications.