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Nozzle check valve - Figure 366

Nozzle check valve - Figure 366

The Sferaco nozzle check system:

  • Low head loss
  • Non slam noise reduction
  • Bronze guide rings to prevent the disc from blocking
  • Stainless steel AISI 302 spring for all position mounting
  • Seat tightness by flat bearing EPDM gasket
  • Outside and inside corrosion-resistant epoxy painting

Applications: drinking water, heating and water distribution

Size: From DN50 to DN300, up to DN600 on request

TS: -10°C/+120°C

PS: 16 bar

Body material: Cast iron EN-GJL-250 (GG25)

Tightness: EPDM

Disc material: Ductile iron EN-GJS-400-15 (GGG40)   

Standardisation: French drinking water agreement (ACS)

Mounting position: all positions