Pressure Ratings: PN10,16,25,40
Design Standard: EN 12334
Face to Face Length: EN 558, Series 14 (DIN 3202 F4) 
Valve Test: EN 12266-1
Valve Marking: EN 19
Flange Standard: EN 1092-2
Product Group: Check Valve
Medium: Water, Sewage


Sales Department:
+90 312 511 48 32
+90 533 617 47 79

  • Valve Design comply with EN 12334
  • Face to face length according to EN 558, Series 14 (DIN 3202 F4)
  • Double Flanged RF Type connection according to EN 1092-2 
  • Valve test according to EN 12266-1 
  • Quick & Dynamic response to the flow changes/ Usable for Axial flow
  • Silent operation with “Non-Slam” property
  • The disc is fully closed just before backflow starts (Non-Return)
  • EKO5800 Nozzle check valves are specificly designed for fast-reversing systems where backflow is main concern and prevention of damaging affects of water hammer is critical in project design.
  • Axial/Concantric Type
  • Axial movement by disc
  • Axial closing design by spring
  • Light weight disc & spring design projects the piping against sudden “surge”
  • Suitable for horizontal and vertical installations
  • Long service life, with minimum level of maintenance requirement
  • Suitable for Water, hot water and steam. All meduims without acidity and alkanity
  • EKO5800 Nozzle check valves are generally used in piping systems where protection
  • Of mechanical equipement is considered in order to prevent damage caused by backflow
  • Can be used as Silent Check valve
  • Maximum temperature is 100°C
  • Bushing: Bronze
  • Disc Retainer: EN-GJS 400
  • Stem: AISI 420 X20Cr13
  • Spring: AISI 316 
  • Disc: AISI 304 (1.4301) Stainless Steel
  • Bolts: A2
  • Body Seat: Bronze
  • Body: EN-GJS 400
  • Powder epoxy coating in blue, minimim 250 microns
  • Full Stainless Steel Body and Disc Available, Please contact for more information
  • Contact for Disc Options