Enolgas Valvole Rubinetti Acqua Valvole di ritegno Metalstop

Metalstop

Check valve with brass jumper

Metalstop check valve has been designed with metallic jumper in order to guarantee maximum flow rate with low pressure drops silent operation. The particular geometry of the shutter allows for low pressure drops compared to the most common check valves on the market and can be installed horizontal, vertical and oblique.
Brass CW617, available in NBR and FKM (130 ° c). Version F/F from ½ " up to 2".

Material specification

Approved EN 13828

Enolgas RMETALSTOP caratteristiche

  

COMPONENT

MATERIAL

DESCRIPTION

 1BODYCW 617 N UNI EN 12165FORGED
 2END ADAPTERCW 617 N UNI EN 12165FORGED
 3GASKETNBR - FKM ON REQUESTSUITABLE FOR USE WITH WATER
 4JUMPERCW 614 N UNI EN 12164MACHINED
5SPRINGSTAINLESS STEEL AISI 302SUITABLE FOR USE WITH WATER

Characteristics

END CONNECTIONSEnds are ISO 228/1 threaded.
APPLICATIONSFor all types of plumbing, heating and pneumatic systems where no plastic components are required. With hot and cold water, compressed air, oils. For non-aggressive fluids compatible with the valve components, see the chemical resistance table.
APPLICATIONS (for METALSTOP item H0241)

Thanks to its FKM gasket METALSTOP is also suitable for applications with non-haloge-nated hydrocarbons in general (fuels, kerosene etc.) and high temperature.

INSTALLATIONThis valve can be installed in any position (horizontal, vertical, oblique).
WORKING PRESSUREMin 0,05 bar with water. to PN 10 (3”).
See pressure/temperature diagram.
MINIMUM OPENING PRESSUREMin 0,025 bar (25 cm water column).
MINIMUM TIGHTNESS PRESSUREMin 0,05 bar (50 cm water column).
TEMPERATURE LIMITSart. H0261 with NBR gasket
From -20°C to +100°C.
art. H0241 with FKM gasket
From -15°C to +130°C. See pressure/temperature diagram.
NOTEAccording to UNI EN 13828 in presence of water which could be aggressive for brass alloy, as agree with UNI EN ISO 6509 standard, is necessary the DZR brass alloy. The manufacture is available on request.

Enolgas METALSTOP caratteristiche

Pressure/temperature diagram
(tested carried with water)

 

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    H.0261

    METALSTOP

    Metal Check valve, female/female, full bore, with NBR gasket, sand-blasted.
    FKM on request.

    EAC
    Bureau Veritas