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