Swing Check Valve – Metal Seated DN50 to DN300 PN10/16

PN 10/16 Temp 0ºC to 80ºC DN50 to DN300. For potable water, sewage and neutral liquids to maximum 70°C.

Swing Check Valve is used as protection against reverse flow.  A swing check valve consists of a mounted disc that operates with a hinge or shaft. Forward flow swings the disc off the seat. No flow results in the disc swinging back to seal and prevent reverse flow. The weight of the disc and the forward flow impacts the performance of the valve.

 Duvalco Swing Check Valves are designed with a lever, weight, and protective cover for efficient and reliable operation.  The body is constructed from durable ductile iron, and the valve ensures a tight seal suitable for clean water applications.  The design allows for smooth operation, preventing backflow while minimising water hammer.  These valves are ideal for systems with fluctuating flow and have an operating temperature range of 0°C to 80°C. 

 Design Standard 

  • Valve design complies with BS 5153 
  • Face-to-face dimension follows EN558 Table 2, Series 10 
  • Flange drilling is accordance with EN1092-2 PN10/16 

Testing Standard 

  • EN12266-1 
  • Seat: 1.1 x PN Body: 1.5 x PN 

 

  • Coating: Fusion-bonded epoxy coating internally and externally minimum 250 μm
  • Optional Lever Weight and Guard Assemblies
  • Optional guard as standard on Right right-hand side, Option for the Left
  • Optional Bonnet Plug

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