Series 55:

Double flanged body

Valve type:

Resilient seated butterfly valve, double flanged body, double offset disc

Design & mfg

En 593/ en 558 series 13 with replaceable disc seal

Inspn & testing

En 12266-1

Size range

Dn 80 – dn 1800(3″ to 72″)

Press rating

3 bar/50 psi, 10 bar/150 psi/, 16 bar/225 psi,

Temp range

(-)40°c to 200°c

Body matl

Ci/di/wcb/cf8/cf8m

Disc matl

Ci/di/wcb/cf8/cf8m/ duplex ss

Stem matl

Ss410/ss316/17-4 ph/duplex ss

Body seat

Ss 304 /ss 316

Disc seal

Buna-n (nbr)/epdm/viton/silicon

Disc seal clamp ring

Ss 304/ss316

Operation

Hand lever/gear box/pneumatic or electric actuator