Metal-to-metal seat wafer style tilting disc check valve

The RM model check valve is a reliable metal seated non-return valve with oblique seating angle widely used in industries such as:
» Pulp and paper
» Wastewater treatement plants
» Food and Beverage
» etc.


  • Suitable for all the standard flanges
  • Short Face to Face
  • Excellent tightness according to API 598
  • Low pressure drop and opening pressure
  • Quick closing reaction (oblique seating) which reduces water hammer
  • As an option auxiliary spring increases the closing reaction
  • Sizes: DN 40 to DN 900 (larger DN on request)
  • Working Pressure: DN 40 to DN 300: 40 kg/cm² ; DN 350 to DN 600: 25 kg/cm²; DN 700 to DN 900: 10 kg/cm²
  • Standard flanged connection: EN1092 PN10/16/25/40 ; ANSI B16.5 (class 150) ; Other flange connections are available on request.; Face to face dimensions are according to EN 558-1 (Serie 16)
  • Directives: PED 2014/68/EU Directive Categorie I Module A Fluid Group 2(b). Under request are also available Categorie II/III.