The question is ostensibly meant to include “instead of other types of piping material.” Well, the reasons are vast and vary depending on project requirements. Since we aren’t talking about a specific project, we’ll look at the general overriding reasons Ductile iron pipe (DI pipe) is the best choice for your piping projects.
First, ask yourself the following questions:
If you answered yes to any of these -- and as a utility or consulting engineer, you probably would -- then you have already answered that Ductile iron pipe is the right choice for you. Let’s look a little further into why this is so.