noreva nkf-dn nozzle check valve cut

NKF COMPACT SHORT PATTERN RING DISC NOZZLE CHECK VALVE

POA

The Noreva Non-Slam NKF Nozzle Check Valve is designed with low weight Ring Disc, Diffuser, multiple Spring design and friction-free Radial Guide Assembly, Metal to Metal seat, reduced weight Compact Short Pattern Face to Face dimension and up to 400 Bar MWP. The valve design includes a twin turbulent-free, aerodynamic flow path and multiple Spring torque options. Each valve is optimised for very Low Head Loss with a Fast Closing, Non-Slam and Flutter-Free performance. With a Metal to Metal seat, no elastomers, no wearing parts and a WRAS approved Fusion Bonded Epoxy coating, the design is Maintenance Free and suitable for buried service. Specified for Potable Water Service in the UK Water Industry, it is compliant to WIMES 8.09i1 and DWI Regulation 31(4)(b).

Although all types of Noreva Nozzle Check Valves are available with a WRAS approved, Fusion Bonded Epoxy Coated Ductile Iron body and 316 Stainless Steel internals, the NKF range of Nozzle Check Valves are available with a range of material variations, Flange Connections and Pressure Ratings up to PN400.

  • Ring Disc & Diffuser Non-Slam Nozzle Check Valve
  • Sizes DN300 up to DN2200
  • Standard Flange Connections to DIN (EN1092-2) PN10 & PN16
  • Working pressures up to 400 Bar, Pressure Class PN400
  • Compact Short pattern lengths
  • Multiple Spring Torques for optimised Non-Slam performance
  • Very Low Head Loss
  • Reduced weight & lower cost option
  • Flutter-Free low flow performance
  • Wide range of body, diffuser and internal materials
  • WRAS approved Fusion Bonded Epoxy Coating
  • Maintenance free design suitable for buried service
  • Compliant to DWI UK Drinking Water Regulations 31(4)(b)
  • Generally compliant to WIMES 8.09i1 for the UK Water Industry
  • PED certified
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Noreva

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