F-4G Gas Cylinder Valve

The F-4G is a cylinder valve for nitrous oxide service. It uses a flat-face sealing interface.

The cylinder inlet and equipment outlet are specified separately for connection matching. Check both interfaces and the sealing arrangement against the mating components when selecting this exact model.

Key advantages

Nitrous oxide service — A cylinder-valve configuration for nitrous oxide service.
Flat-face mating interface — Match the flat sealing face as well as the connection designation when selecting mating equipment.
Connection matching — Check the cylinder-side and equipment-side connections independently for this model.

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Specifications

Parameter	Value
Applicable medium	Nitrous oxide
Working pressure	20 MPa
Gas-tightness test pressure	24 MPa
Proof test pressure	45 MPa
Safety device	30 MPa
Cylinder / inlet connection	PZ27.8(25E)
Outlet connection	26*1.5
Connection sealing form	Flat-face seal
Body material	HPb59-1
Stem material	HPb59-1
Temperature range	-40 °C to 60 °C
Manufacturing standard / reference	GB/T 15382

Technical Illustration

For reference. Not to scale.

Product Configurator

Model	Gas	Working pressure	Inlet	Outlet	Sealing
F-4G	Nitrous oxide	20 MPa	PZ27.8(25E)	26*1.5	Flat-face seal
Your request	Gas request	Working pressure request	Inlet request	Outlet request	Sealing request

Special requirements are subject to technical confirmation. Your requests do not change the standard product specifications.

Company catalogue

No approved company catalogue is currently available. You can request specific product documents through Technical Matching.

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