ANSI/ASME Flange Pressure Classes: From 150 to 1500

Specifying the wrong flange pressure class is one of the more costly procurement errors in industrial piping. A flange that is underrated for system pressure will eventually fail. One that is over-specified drives up costs, weight, and installation complexity without adding any additional function. Understanding what ANSI flange classes represent and how ASME B16.5 translates […]