Mono Series – Mono Flange | Duvalco – Dutch Valve Manufacturer and Distributor

Bonded liner, Mono Flange

MONO/S51 MONO/S61

Mono flange type butterfly valve with centric disc and bonded liner.

100% bi-directional bubble tight shut off.

General product specifications

Overall design generally in accordance to BS EN-593
Face to face dimension in accordance to EN558 table 1, series 20 (series 16 from DN700 and up)
On request available with face to face dimensions in acc. to EN558 table 1,
series 16 as eccentric type MONO/S61
Top flange and shaft end in accordance to ISO-5211
Working pressure from 0.1 bar absolute up to 16 bar (test pressure 17.6 bar)
Working pressure up to 25 bar (test pressure 27.5 bar) on request
Suitable as end of line service valve
DN50 – DN1000
Mounting between flanges to DIN PN10, DIN PN16 or ASME class 150
Other executions on request