Butterfly Valves and the MSS SP-67-2022 Standard
Butterfly valves are specified in MSS SP-67-2022: Butterfly Valves. This standard is devoted to the dimensions, design, testing, and marking requirements for this widely used valve…
High-Pressure Butterfly Valves and MSS SP-68-2017
Butterfly valves, having a flat disc rotate at a right angle for opening/closing operations over a stem, provide simple and effective means of isolating and…