Structure and function: Lug Butterfly Valve

1. The Lug Butterfly Valve is similar in operation to a ball valve.

2. A Lug Butterfly Valve is also a type of flow control device, used to make a fluid start or stop

flowing through a section of pipe. As well as this, butterfly valves are used on firefighting

apparatus and typically are used on larger lines, such as front and rear suction ports and tank to pump lines.


3. Butterfly valves are valves with a circular body and a rotary motion disk closure member which is pivotally supported by its stem. A butterfly valve can appear in various styles, including eccentric and high-performance valves.
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