Are you looking for double eccentric butterfly valve? Or who do double eccentric butterfly valves? Let's decrypt it for you.
The seal of double eccentric butterfly valve is spherical sealing. It is taking a section to design on the ball, which reduces the wear of sealing pair, and ensures the sealing effect throughout the pressure range. A spherical seal seat as a starting point, make the valve shaft and valve seat form offset one, the valve shaft and channel center line form offset 2, When the valve is opened and closed, it will produce a cam-like effect, the seat pair is basically non-friction, and the operating torque is reduced; Valve closed with a corresponding sealing compensation function, thereby improving the service life of the valve. According to the different working condition, can choose the right materials to meet the requirements.
Yuda Valve, 25 years of experience in making butterfly valves, our main products are DN50~DN3000 #butterfly valves.
More information please visiting https://www.hnydvalve.com/products/double-eccenric-butterfly-valve/
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