High Performance LUG Triple Offset Butterfly Valve

High Performance LUG Triple Offset Butterfly Valve

ZFV High performance LUG triple offset butterfly valve. Triple offset butterfly valve has one more offset feature compared to double offset design, which is the seat cone axis offset from the stem center line that reduces the operating torque. Comparing double offset butterfly valve, the sealing...

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ZFV High performance LUG triple offset butterfly valve. Triple offset butterfly valve has one more offset feature compared to double offset design, which is the seat cone axis offset from the stem center line that reduces the operating torque. Comparing double offset butterfly valve, the sealing section of the triple offset butterfly valve disc is no longer a true circle, but an ellipse, its sealing surface shape is also asymmetrical, while tilted to the body center line, the other side is parallel to the body center line. 


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