Butterfly check valve

Prevents backflow in raw, drinking or waste water pipes.

Advantage(s) :

— Low pressure drop

Usage caution(s) :

— Less effective damping than a linear valve.
— Not suitable for un-screened wastewater.

Overall dimension :

— DN 300 to DN 2000 mm.
— PN 10 to PN 100 bar.

Design :

— Standard :
+ Body and butterfly: S235JR steel.
+ Axes: Z20C13 stainless steel.
+ Sealing surfaces: 304L stainless steel.
+ Seal: 65 Sh neoprene.

— Option(s) :
+ Steel S355J2+N, steel P265GH.

Flange connections :

— Standard: ISO flanges.
— Option: ASA or BS flanges.

For any custom request, please contact us by e-mail. The technical documentation for this equipment is also available for download to our clients with access.