Control Valves

A control valve is a valve used to control fluid flow by varying the size of the flow passage as directed by a signal from a controller. This enables the direct control of flow rate and the consequential control of process quantities such as pressure, temperature, and liquid level.

List of common types of control valve

• Sliding stem
  • Globe valve – Type of device for blocking or regulating the flow of fluids
  • Angle body valve
  • Angle seat piston valve
• Rotary
  • Butterfly valve
  • Ball valve
• Other
  • Pinch valve
  • Diaphragm valve