Pneumatically operated Teflon diaphragm valves have 0.25- to 2-in. spigot connections for high-purity applications. The BSD-series units have no metals or elastomers in contact with process liquid, ...

Choked flow in control valves is a subject of serious concern for industrial users. The term is usually associated with destructive process conditions that can damage valve internals or expose ...

• The first step in selecting a valve is determining its function. • Review Cv or pressure drop when considering one valve versus another. • Don’t overlook maintenance requirements when specifying a ...