Valves

Which part of a valve is used to control flow?

• Stem

• Actuator

• Disc

• Seat

A gate valve is the best choice of valve to be used for throttling of flow.

• True

• False

Identify the type of valve shown in the picture.

• Ball

• Globe

• Gate

• Butterfly

Which of the following is NOT a type of valve operating mechanism?

• Chain

• Ball

• Lever

• Handwheel

Safety valves are generally slow- opening, full –flow valves used to relieve pressure in a gas.

• True

• False

For a 600 class valve and a design temperature of 650^oC, what is the design pressure in psi?

• 1110

• 1175

• 1210

• 590

The part of the valve that seals the space between the stem and bonnet is the:

• Body

• Packing

• Actuator

• Disc

Which of the following is NOT a typical valve function?

• Switching

• Regulating Flow

• Charging

• Checking

Identify the type of valve shown in the picture.

• Control

• Check

• Globe

• Safety Relief

Factors such as fluid type, fluid characteristics, and valve characteristics are not typically considered when choosing a valve for a particular application.

• True

• False