Diaphragm valve SISTO-20NA

Diaphragm valve with butt weld ends, for nuclear applications, shut-off and sealing to atmosphere by supported and confined diaphragm. All moving parts are separated from the fluid by the diaphragm. Maintenance-free.

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Main Applications

Nuclear power stations

Technical Data

Nominal pressure Hydr casing: PN 20
Maximum nominal size TSG: DN 150
Max allowed fluid temp TSG: 100 °C

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Technical Data

Component function: Shut off/control flow
Connection type Inlet: Butt weld ends,
Socket weld ends
Design concept Drive: With electric actuator,
With handwheel,
With pneumatic actuator
Mtrl Hydraulic casing: GP240GH+N,
GX2CRNIMO19-11-2
Nominal pressure Hydr casing: PN 20
Maximum nominal size TSG: DN 150
Minimum nominal size TSG: DN 8
Max allowed fluid temp TSG: 100 °C
Min allowed fluid temp TSG: -20 °C