Valvesonly is the best Dual Plate Check Valve Manufacturer in USA. A dual plate check valve, also known as a double-door or butterfly check valve, is a type of mechanical valve designed to ensure unidirectional flow of fluids within a pipeline. It consists of two half-discs or plates that are hinged on a central shaft within a single body. These plates are typically constructed from materials such as stainless steel, cast iron, or other alloys, providing durability and corrosion resistance. The valve’s design allows for efficient and reliable operation in a variety of applications, including water treatment, oil and gas, chemical processing, and more.

The working principle of a dual plate check valve involves the plates opening and closing in response to the direction of fluid flow. When the fluid flows in the desired direction, the plates swing open, allowing the fluid to pass through with minimal resistance. Conversely, if there is a reverse flow or backflow, the plates quickly close, preventing the fluid from moving backward and maintaining the integrity of the pipeline system. The hinge mechanism ensures a quick and smooth response to changes in flow direction, reducing the risk of water hammer or pressure surges.


  • Body
  • Dual Plates
  • Hinge Pin
  • Spring Mechanism
  • Stop Pins
  • Seat
  • Body Flanges
  • Closure plate
  • Bracket
  • Bearing washer,
  • Socket set screws

As a manufacturer of Dual Plate Check Valve, our valves provides these advantages:

  • Compact design
  • Low pressure drop
  • Quick response to flow changes
  • Versatility in applications
  • Reduced maintenance requirements
  • Cost-effective
  • Bubble-tight seal
  • They minimize energy consumption
  • These valves optimize system performance


  • Water and Wastewater Treatment
  • Oil and Gas
  • Chemical Processing
  • Power Generation
  • Petrochemical
  • Pulp and Paper
  • Marine and Shipbuilding
  • Mining and Minerals
  • Textile
  • Automotive


  • Available Materials: Cast Iron, Ductile Iron, WCB, WC6, LCC, LCB, WCC, SS304, SS316, Aluminium Bronze
  • Class: 150 to 1500
  • Nominal Pressure: PN6 to PN250
  • Size: 2” to 48”
  • Ends: Wafer, Lug, Flanged

Our Website: