The Series 700 dual plate check valve features low pressure losses during media flow and a spring return function to limit pressure surges in the piping.
It serves to prevent unwanted backflow of media in the system.

• NOMINAL SIZE:
  DN50 – DN1200                     

• WORKING PRESSURE:
  10 bar / 16 bar

• FLANGE CONNECTION:
  PN10 / PN16

• WORKING TEMPERATURE:
  -25°C / +125°C

• WORKING MEDIA:
  Clean and waste water, sewage water, thick and viscous liquids

• MATERIALS:
  Body: Ductile iron 0.7040 (GGG40)
  Disc: Stainless steel 1.4308 (CF8)
  Stem: Stainless steel 1.4301 (AISI 304)
  Gasket: NBR (-10°C / +100°C)
               EPDM (-25°C / 125°C)
  Spring: Stainless steel 1.4301 (AISI 304)