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Check Valves NR-040F

Supplier: Amiad Australia

Check Valves NR-040F is the most applicable and efficient for potable water and sewage systems

Price Guide: POA

Check Valves NR-040F

Check Valve with Removable Cover. Most applicable and efficient for potable water and sewage systems.

Lowest available head loss and low-cost operation, due to:

  • The flap rises above the flow profile.
  • Full flow passage, without reduction in diameter.
  • Hydrodynamic body and disc design.

Extended, long-life durability due to:

  • Corrosion resistant inner pans ensure long term service under adverse conditions.
  • Damage-free vulcanized flap. Scaling pressure during closure is exerted only on metal parts, eliminating wear and tear on vulcanized flap.
  • Surge-resistant body: NR-040 PN-16 cast iron; NR-042 PN-25 Sphero Nodular; NR-044, NR-046... PN-40-l00 Cast steel body.
  • Opening at the top of the valve allows for easy cleaning, maintenance, and seat replacement and eliminates the need to remove the valve from the system
  • The valve is manufactured in sizes ranging from 3" to 48".
  • Stainless Steel extended Shaft on both sides.
  • Optional sealing: bronze on bronze or stainless steel on stainless steel for extremely adverse working conditions.
  • Can be installed in either horizontal or vertical position.
  • Can be adapted to various types of liquid upon request
  • Standard metal body - baked Epoxy Phenolic 250 micron coating.
  • Available with enamel coating, or with a stainless steel body.

Optional Additions

  • Counterweight to avoid pressure surges.
  • Electric limit switch indicator, to transmit signals whenever flow starts or stops.
  • Provision for future installation of hydraulic stopper.
  • A drainage outlet
  • Hydraulic Controlled Check Valve NR-040-HC is available.
  • Flanges arc available in BS/lSO/ANSI standards.


Upon ordering, please specify: model, size, working pressure, flanges standard and type of liquid.

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