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Cast iron diaphragm valve GGG40 with BS flange connection - NR or EPM diaphragm

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Temperature range

body: -10°C to +175°C


membrane: see table

Working pressure

max. 16 bar

Application

see table

Actuator

pneumatic drive on request

Certificates

CE, WRAS, FDA, USP

Specifications

Standard

BS 10

Connection

Flange connection

Pressure class

PN10/16

Operation

Rising spindle

Bore

Reduced

Face-to-face dimensions

EN 558-1, Series 7

Casing

Ductile iron GGG40

Stem material

SS 430

Diaphragm

NR, EPM*

Bonnet material

Gray cast iron GG25

Surface protection

Epoxy coating

Description

Diaphragm valve type A (bridge type), unlined flanged according to BS standard. Ductile iron housing with EPM or NR rubber membrane and cast iron head piece. Flange connection according to PN10 / 16 and manually operated by rising handwheel with position indicator. From DN200 the handwheel is non-rising and without position indication. Construction length according to standard EN 558, series 1. Diaphragm valves are maintenance-friendly and are easily adjustable and easy to automate. There are no moving parts or dead spaces in the medium flow.