Telescopic butterfly valve
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Pneumatic telescopic butterfly valve
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Electric telescopic butterfly valve
Suitable for food, medicine, chemical industry, petroleum, electric power, and light textile at temperature ℃ and nominal pressure. It is used as a flow regulating and intercepting medium on water supply, drainage, and gas pipelines such as papermaking and other industries, and has the function of compensating for thermal expansion and contraction of the pipelines.
Telescopic butterfly valve
Main features
, novel and reasonable design, unique structure, light weight, easy operation, rapid opening and closing
In addition to regulating, shutting off and compensating, the telescopic butterfly valve can In addition to the thermal expansion and contraction function caused by the temperature difference of the pipeline, it can also facilitate the installation, replacement and maintenance of valves.
The sealing part can be adjusted and replaced, and the sealing performance is reliable.
Telescopic butterfly valve
Overall dimensions
%r = dd => Nominal
Diameter
Overall dimensions (reference value)
Flange size and bolt hole size (Standard value)
=>
=>
=> Design maximum
length
=> Design minimum
minimum length
=> Design
Length
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=>
mm
D
D
D
d
D
D
D
d
D
D
D
d
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Qigao telescopic butterfly valve