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KSB Sisto-KB diaphragm valve

The KSB Sisto-KB is a diaphragm valve with shut-off and sealing to atmosphere by a diaphragm. The Sisto-KB has a straight-way pattern and comes with a position indicator with integrated stem protection. All the moving parts are separated from the fluid by the diaphragm, making the Sisto-KB maintenance-free.

KSB Sisto-KB diaphragm valve


Technical specifications
Body design Straight pattern body
Bonnet design Bonnet
Coating Yes
No dead volume design Yes
Handwheel movement Rising
Lining Yes
Valve disc/plug material Soft seat
Threaded-end design Flange design
DN max. 200
DN min. 15
Body material Cast iron; Nodular cast iron
PN max. 10
Maximum temperature 140°C
Minimum temperature -10°C
Body/bonnet seal element Inserted diaphragm

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