How Does a Butterfly Valve Work?

Answer

A butterfly valve is a valve used to regulate the flow in a pipe. The butterfly valve consists of a disk built onto a rod, which when turned to the closed position completely stops the flow. When the butterfly valve is in the open position, the flow is nearly unrestricted.
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How Does a Butterfly Valve Work?
Butterfly valves are very valuable to many industries, more common to automobile components. These valves come from a family of valves called quarter-turn valves. A quarter-turn valve is a valve that when the handle is turned a quarter of a turn, the... More »
Difficulty: Easy
Source: www.ehow.com
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