Ball Valve
A valve using a spherical closure element which is rotated through 90° to open and close the valve.
Photograph courtesy of Valtorc.com
Ball
The closure element of a ball valve.
Floating Ball
A ball valve design in which the ball is not rigidly held on its rotational axis and so is free to float between the seat rings.
Trunnion
The part of a ball valve which holds the ball on a fixed vertical axis and about which the ball turns.
See also: Flow Control Valve.
Subjects: Mechanical Engineering
- Weblinks:
- Valtorc International A major supplier in the industrial control and actuated valves market worldwide supplying ARRA CERTIFIED Ball Valves, Butterfly Valves, V-Port Ball Valves and many more American made products since 1980.


