Resilient seated gate valves Series 400

Resilient seated gate valves of Series S420/S421 are intended for use in water transport system, especially for potable water as well as sewage from sanitary and industrial systems. They may be used in above-ground and underground applications, in horizontal pipelines.

Gate valves with soft seal are intended for:
water and sewage distribution systems, storage tanks
potable water treatment (DVGW / WRAS certification)
– transport of non agressive liquids

Nominal size: DN 32 – DN600

Face to face acc. to: type S420 – according to EN 558-A1 F5 (DIN 3202), type S421 according to EN 558-A1 F4 (DIN 3202)

Flange accomodation acc. to: EN 1092-2; (DIN 2501) pressure PN10; PN16; PN25

Top flange acc. to: EN ISO 5211

Marking acc. to: EN 19, EN1074

Tightness check acc. to: EN 12266-1

Applications: water & wastewater, potable water, sewage, non-aggressive liquids, gas

Downloads

 ENCZDERU
Brochure
Declaration of conformity
Operating instructions
Certificates

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