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Axial Single Spring Ring Disk (Hybrid) CHECK VALVE TYPE NZ

The Hybrid NZ valve combines the hollow ring disc of the N type with the single spring guidance of the Z Type making it ideal choice of valve for low flow gas applications.

Suitable for all gaseous fluids

Non-slam Closure

Very Low pressure loss

Metal sealing

Maintenance free

Valve design to ASME B16.34

 

Size

12’’ – 88’’ (DN 300 – DN2200)

Pressure Classes

ASME 150 – ASME 2500

API 2000 – API 10000

 

 

TYPE NZ: Goodwin Standard Long Face-to-Face Dimensions (for 12″ and above)

End Connections:

Flanged

Buttweld

Hub end

Compact flange

Materials:

Ductile and Cast Irons

Carbon steel

Stainless steel

Duplex and Super duplex Stainless Steel

Aluminums bronzes

High Nickel Alloys

Titanium