In Quarter turn Valves the plug and shaft rotate from 0 ° to 90 °, from the fully open to closed position, and are considered fast opening.

The most common rotary valves are: Butterfly Valve, Ball Valve and Plug Valve.

The principal applications of the industry: power plants, pharmaceutical, food and beverage. In addition, they are used in chemical, oil and gas, petrochemical industries and Water treatment.