Plug Valve – Types, Functions and Applications

A plug valve is a valve designed with a cylindrical or conically tapered plug used to regulate, open or close flow of fluid. This valve uses a plug to control fluid flow. The plug rotates in the valve body. The plug is designed with one or more ports. When the plug valve is opened, fluid flows through the ports of the plug. Plug valve employ a simple design which makes them relatively cheaper. Plug valves do not have bonnets like other valves such as globe valves and gate valves. The simplest design of a plug valve is a bi-directional fluid … Continue reading