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Lengthening lever butterfly valve

PRODUCTS > Butterfly valve > Lengthening lever butterfly valve

Lengthening lever butterfly valve

Product model: D343H/D373H
Nominal diameter: DN40~2000mm
Nominal pressure: PN1.6~4.0MPa
Suitable temperature: ≤425℃
Main material: cast iron, cast steel, stainless steel and so on
Applicable medium: air, water, sewage, steam, gas, oil and so on
shared:

[Essential information]

       D343H series extension rod butterfly valve mainly by the valve body, valve shaft, valve plate, valve seat, an extension rod and a driving mechanism (handle, worm gear, pneumatic and electric device etc.), by the driving mechanism drives the rotating shaft and the valve plate opening and closing and rotation to achieve the purpose of flow control. Applicable medium: air, water, sewage, steam, gas, oil and so on.


[Standard parameter]

Design standardGB/T2238-1989
Connection standardGB/T9113.1-2000;GB/T9115.1-2000;JB78
Structural lengthGB/T12221-1989
Pressure testGB/T13927-1992;JB/T9092-1999


[Valve features]

1, the design is novel, reasonable, unique structure, light weight, fast opening and closing.
2, small operating torque, easy operation, labor-saving and smart.
3, It can be installed in any position and convenient for maintenance.
4, seals can be replaced, sealing performance is reliable, to achieve two-way sealing, zero leakage.
5, sealing materials aging resistance, corrosion resistance, long service life and so on.

[Adaptive condition]
       Adjust the flow and closure of the role of media in metallurgy, food, medicine, chemical, petroleum, electric power, textile, papermaking, water supply and drainage, gas pipeline suitable for medium temperature are less than 425.


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