Dual plate check valves Series 700

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)