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Pneumatic Emergency Shut Down Butterfly Valve

Pneumatic Emergency Shut Down Butterfly Valve
    The YFL Pneumatic Emergency Shut Down Butterfly Valve installed in the steam pipeline to open or close quickly to protect the steam turbine in thermal power plant. It is widely used in steam pipelines to used as emergency shut down valves to shut off the steam to avoid dangerous accidents.
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  • Features
  • Specification

Features:

1. Seat with gentle slope and buffer function

2. No abrasion seat extends service life

3. Emergency Open/close in 0.2-0.8 second by pneumatic operation 

Ranges:

Size: DN200-DN2400

Pressure: 0.25-1MPA

Medium: Steam, gas

Opening/Closing time: 0.2-0.8s