AWWA C516-21 Large-Diameter Rubber-Sealed Butterfly Valves, 78 in (2000mm) and Larger

standard by American Water Works Association, 07/01/2021

Full Description

The purpose of this standard is to provide the minimum requirements for large-diameter flanged rubber-seated butterfly valve assemblies, suitable for freshwater and reclaimed water service. This standard can be referenced in contract documents for large-diameter rubber-seated butterfly valves, which are described by the scope as defined above.