Plug valves, also called cock or stop-cock valves or quarter-turn valves, date back to ancient times, where they were developed for use in citywide Roman plumbing systems. Today, they remain one of ...

There's much to consider when choosing the right valve for your next application. Download this study guide to learn some basics, considerations and guidelines for energy efficiency.

Control valves are power-operated devices used to automatically modify fluid flow or rate pressure in a process system. The terms 'control valve' and 'throttling valve' are often used interchangeably ...