Enolgas Valvole Acqua Valvole di Ritegno Valstop Eurostop

Valstop Eurostop

Check valve

Two series of check valves which in common have excellent quality and reduced pressure drops. They are available from ¼” to 4” and can be used with the steel filter as foot valves.

Material specification

Enolgas Valstop Eurostop caratteristiche

   

COMPONENT

MATERIAL

DESCRIPTION

  1 BODY CW 617 N UNI EN 12165 FORGED
  2 END ADAPTER CW 617 N UNI EN 12165 FORGED
  3

JUMPER GASKET

NBR (ART. H0151 - H0153, H0161 - H0163) MOLDED
    JUMPER GASKET FLUOROELASTOMERO
(ART. H0141)
SUITABLE FOR USE WITH WATER
  4 JUMPER POLYMERIC RESIN MOLDED
  5 JUMPER GUIDE POLYMERIC RESIN MOLDED
  6 SPRING STAINLESS STEEL AISI 302 NORMALIZED

Characteristics

VALSTOP-EUROSTOP CHECK VALVES All technical data about VALSTOP check valves (heavy line) are valid for EUROSTOP check valves (standard line) too, except for the pressure/temperature diagram concerning the VALSTOP series.
END CONNECTIONS Ends are ISO 228/1 threaded.
USES (for VALSTOP items H0151- H0153)

For any type of hydraulic, heating or pneumatic system. For hot and cold water, compressed air, oils.
For non-aggressive fluids compatible with the components of the valve, see the table of chemical resistance.

USES (for VALSTOP item H0141) Thanks to its fuoroelastomer gasket (item H0141) VALSTOP is also suitable for applications with non-halogenated hydrocarbons in general (fuels, kerosene etc.).
INSTALLATION This valve can be installed in any position (horizontal, vertical, oblique).
WORKING PRESSURE Min 0,05 bar with water. Max from PN 40 (1/4”) up to PN 10 (3”). See pressure/temperature diagram.
MINIMUM OPENING PRESSURE Min 0,025 bar (25 cm water column).
MINIMUM TIGHTNESS PRESSURE Min 0,05 bar (50 cm water column).
TEMPERATURE LIMITS Art. H0141 with fluoroelastomer gasket
From -15°C to +130°C.
Art. H0151/H0161 with NBR gasket
From -20°C to +100°C.
See pressure/temperature diagram.

Enolgas Valstop Eurostop caratteristiche

Pressure/temperature diagram
(tested carried with water)

Enolgas Valstop Eurostop caratteristiche

Loss of head diagram
(tested carried with water)

 

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Valstop Eurostop 720.75 KB
  • H.0141

    VALSTOP
    Check valve, female/female, full bore, with fluoroelastomer gasket, sandblasted.
    EAC
    Bureau Veritas
  • H.0151

    VALSTOP
    Check valve, female/female, full bore, with NBR gasket, sandblasted.
    EAC
    Bureau Veritas
    Eurofins ACS <2
    ACS ≤ 2"
  • H.0152

    VALSTOP
    Check valve, male/female, full bore, with NBR gasket, sandblasted.
    EAC
    Eurofins
    ACS
  • H.0153

    VALSTOP
    Foot valve, female threaded, full bore, with stainless steel filter, sandblasted.
    EAC
    Bureau Veritas
    Eurofins ACS <2
    ACS ≤ 2"
  • H.0161

    EUROSTOP
    Check valve, female/female, reduced bore, with NBR gasket, sandblasted.
    EAC
    Bureau Veritas
    Eurofins ACS <2 ½
    ACS ≤ 2" ½
  • H.0162

    EUROSTOP
    Check valve, male/female, reduced bore, with NBR gasket, sandblasted.
    EAC
    Bureau Veritas
    Eurofins
    ACS
  • H.0163

    EUROSTOP
    Foot valve, female threaded, with stainless steel filter, sandblasted
    EAC
    Bureau Veritas
    Eurofins ACS <2 ½
    ACS ≤ 2" ½
  • H.0157

    VALSTOP/EUROSTOP
    Stainless steel filter for foot valve, for VALSTOP/EUROSTOP.
    EAC
  • H.0171

    MONDIAL NYLON
    Check valve, female/female, with nylon jumper.
    EAC
  • H.0173

    MONDIAL FOOTY
    Check valve female threaded, with plastic jumper and integrated stainless steel filter.
    EAC
  • H.0191

    MONDIAL METAL
    Check valve, female/female, with metal jumper.
    EAC
  • H.0041

    FOOTY
    Foot valve with strainer, with double-guide jumper, sandblasted.
    EAC
  • H.0200

    CLAPET
    Horizontal swing check valve, with metal seat, sandblasted.
    EAC
  • H.0202

    CLAPET
    Horizontal swing check valve, with NBR seat, sandblasted.
    EAC