Exam 2: Valves

A process technician can look at a rising stem gate valve and determine whether it is:

A check valve responds to the following scientific principle:

Diaphragm valves come in the following designs:

Pneumatic actuators come in three basic designs:

The ________ provides a housing for the gate or disc when it is lifted out of the process flow.

Ball valves are most closely related to:

The flow control element of this valve comes in the following designs; plug, composition, needle and ball:

Globe valves utilize all of the following flow control element designs except:

A relief valve is used primary with:

Automatic valves can be used to control:

The typical globe valve directs flow:

Because of its unique design, ball valves do not need seats.

A device mounted on a valve that is used to automatically position the flow control element:

A butterfly valve can be used for:

A gate valve is closed by turning the hand wheel:

Ball valves can be fully opened or closed with a(n):

Ball valves provide very little restriction to flow when they are open.

Check valve design(s) include:

Electrical actuators come in all of the following designs except:

A safety valve is used primarily with: