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Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 19
D. Incorrect. Bronze is not a category of stainless steel.
Page Reference: 65
Objective: 4.2 Discuss the uses, advantages, and constraints of various construction
materials
Blooms Level: Apply
8. Which of the following is NOT an example of a nonferrous metal?
A. Titanium
B. Zirconium
C. Hastelloy
D. Tantalum
9. Which non-metal construction material is good for applications that do not
have extreme high or low temperatures?
A. Clay
B. Elastomeric membranes
C. Plastics
D. Porcelain
10. What happens to the allowable working pressure when the schedule and wall
thickness increases?
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 20
A. It increases.
B. It decreases.
C. There is no change.
D. It changes the nominal pipe size.
11. What is the pressure-temperature rating for carbon steel pipe flanged fittings
at 50 degrees Fahrenheit and a class of 900?
A. 675
B. 875
C. 990
D. 2220
12. What is the nominal pipe size of a schedule S40 pipe with an OD of 6.625
inches and an ID of 0.432?
A. 3 inches
B. 4 inches
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 21
C. 6 inches
D. 8 inches
13. What type of pipe connection should be used in a high-pressure, flammable,
or corrosive service?
A. Threaded
B. Screwed
C. Bonded
D. Welded
14. What type of sealant compound is a thin, white tape that is used to lubricate
and seal male pipe threads?
A. Teflon tape
B. Pipe dope
C. Resin compound
D. Bonding
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
15. In what scenario would you use a bell and spigot pipe joint?
A. Plastic lines and pipes
B. Copper water pipes
C. Connecting two pipes of the same diameter
D. Clay and concrete piping
16. In what scenario would you use a butt weld?
A. Plastic lines and pipes
B. Copper water pipes
C. Connecting two pipes of the same diameter
D. Clay and concrete piping
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 23
17. What type of tubing connection is commonly used with both metal and plastic
tubing?
A. Flared fitting
B. Flanged fitting
C. Quick connect
D. Compression fitting
18. What type of hose connection is used to connect steam hoses?
A. Camlock
B. Boss fitting
C. Quick connect
D. Chicago pneumatic (CP) coupling
19. What type of fitting can be used to change the direction of flow?
A. Cap
B. Bushing
C. Elbow
D. Wye fitting
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
20. What type of fitting is used to seal the open end of a pipe?
A. Cap
B. Plug
C. Elbow
D. Wye fitting
21. What type of fitting allows four pipes to be connected together?
A. Tee
B. Union
C. Cross
D. Nipple
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 26
24. What are devices used to remove condensate from a steam system or piping
and from steam tracing?
A. Steam traps
B. Insulation
C. Heat tracing
D. Steam tracing
25. Which of the following is a material used to make insulation?
A. Calsil
B. Wrap
C. Refractories
D. All of the above
26. Which of the following can be caused by cross connection of hoses?
A. Piping failure
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 27
B. Leaking piping
C. Stress cracking
D. Equipment damage
27. Which of the following is a hazard that can occur when the steam trap fails to
open?
A. Wasted steam
B. Leaking piping
C. Stress cracking
D. Upset conditions
1. What type of gasket is used with raised-face flanges?
A. Spiral wound
B. Jacketed
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
C. Ring
D. Pressure
2. Which piping support protects piping, tubing, and hoses from vibration and
shock?
A. Pipe shoes
B. Pipe hangers
C. Pipe clamps
D. Expansion loop
3. Which category of stainless steel is very corrosion resistant and cannot be
hardened by heat treatment?
A. Ferritic
B. Austentic
C. Martensitic
D. Bronze
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 29
4. What type of sealant compound is resistant to shrinkage?
A. Teflon tape
B. Pipe dope
C. Resin compound
D. Bonding
5. What type of fitting is used to connect two pipes of different diameters?
A. Tee
B. Union
C. Coupling
D. Bell reducer
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 30
APPENDIX, Chapter 4
Table of Contents
Contents
Page
Checking Your Knowledge Answer Key
31
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 31
Checking Your Knowledge Answer Key
1. Define the following terms:
a. Alloys
b. Schedule
c. Gasket
d. Expansion loop
e. Insulation
f. Corrosion
g. Tensile strength
h. Jacketed pipe
2. Which of the following is the primary material for piping?
a. Glass
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
b. Carbon steel
c. Plastic-lined material
d. Solid plastic
3. A type of support that suspends pipe from the ceiling is a(n):
a. Pipe clamp
b. Pipe hanger
c. Pipe shoe
d. Expansion loop
4. (True or False) Caps may be threaded, glued, or welded.
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 33
5. Carbon steel is used in which of the following temperature ranges?
a. –50°F to 450°F
b. –150°F to 1400+°F
c. –20°F to 800°F
d. –60°F to 600°F
6. Which of the following is NOT a material used for piping insulation?
a. Elastomeric membrane
b. Fiberglass
c. Calsil
d. Rigid foam
7. ____________ might be an indication that the sealant compound or tape was
not applied correctly.
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 35
10. To prevent the liquid contents in a pipe from freezing, engineers often apply
coils of heated wire or tubing called:
a. Insulation
b. Heat shielding
c. Heat tracing
d. Steam traps
11. For a carbon steel piping and flange system that is 6-inch schedule 40 with
class 600 flanges operating at a max of 400°F, what is the MAWP?
a. 1200
b. 1205
c. 1270
d. 2062
Process Technology Equipment
Chapter 4 Piping, Gaskets, Tubing, Hoses, and
Fittings
Page 36
12. Match the type of pipe fitting to the description:
I. Plug
a. Used to close (seal) the open end of a pipe; may be
threaded, glued, or welded.
II. Cap
b. Threaded on both the internal and external surfaces; used to
join two pipes of differing sizes.
III. Bushing
c. Consists of a mating plate used to join two pieces of pipe or
a valve to a piece of pipe.
IV. Flange
d. Used to close the end of a piping run; the threading is male
and fits into a female-threaded fitting; can be glued,
threaded, or welded into place.
13. (True/False) If there is any doubt about whether any elements can be used for
a particular job, a process technician should not use the element.
14. List the potential hazards of using the wrong hose for the task.
