Match the valve type with its description.

I. Ball
II. Butterfly
III. Check
IV. Diaphragm
V. Gate
VI. Globe
VII. Plug
VIII. Relief
IX. Safety

a. Designed to open if the pressure of a gas exceeds a preset threshold
b. Uses a disc-shaped flow control element to control flow
c. Uses a hollowed-out plug to control flow
d. Uses a rubber-type diaphragm to control flow
e. Uses a guillotine to block the flow of fluids
f. Uses a hollowed-out ball to control flow
g. Designed to open if the pressure of a liquid exceeds a preset level
h. Uses a ball, cylindrical, or needle-shaped disc to block fluid flow
i. Used to prevent accidental backflow


I. f. Uses a hollowed-out ball to control flow
II. b. Uses a disc-shaped flow control element to control flow
III. i. Used to prevent accidental backflow
IV. d. Uses a rubber-type diaphragm to control flow
IX. a. Designed to open if the pressure of a gas exceeds a preset threshold
V. e. Uses a guillotine to block the flow of fluids
VI. h. Uses a ball, cylindrical, or needle-shaped disc to block fluid flow
VII. c. Uses a hollowed-out plug to control flow
VIII. g. Designed to open if the pressure of a liquid exceeds a preset level

Trades & Technology

You might also like to view...

Good conductors have electrons that are difficult to knock out of their orbits.

Answer the following statement true (T) or false (F)

Trades & Technology

The Indian Reorganization Act of 1934 attempted to

A. reverse the forced assimilation of Native Americans into white society by establishing tribal self-government. B. encourage Native Americans to give up their land claims. C. reinforce the coercive assimilation policies since the Dawes Act of 1887. D. pressure Native Americans to renounce self-government. E. persuade Native Americans to give up their native crafts and tribal traditions.

Trades & Technology

Find the uncertainty in U, assuming that X = 10.0 ± 0.5, Y = 5.0 ± 0.1, and

Trades & Technology

Foam in a hydraulic fluid _____

A) causes the pressure to rise B) reduces the lubricating capacity of the fluid C) improves the operation of the system D) increases viscosity

Trades & Technology