1|Page
NCCER BOILERMAKER MAINTENANCE EXAM
NEWEST 2024-2025 ACTUAL EXAM COMPLETE
150 QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW!
When using a sealing ring on heat exchangers what material is
used to seal off in between the floating tube sheet and test ring?
- CORRECT ANSWER-Permatex
For duct bolted together there is usually some kind of? -
CORRECT ANSWER-Gasket
In the end of a tube sheet of an exchanger had been smashed this
is caused by all of the following except? - CORRECT
ANSWER-partition plate being too short
Which of the following should be removed when pressure
testing the vessel - CORRECT ANSWER-Relief valve
All of the following are safety hazards associated with vessel
confined space except? - CORRECT ANSWER-Improper
inspection
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Valves used to relief pressure in a pipe line? - CORRECT
ANSWER-Safety valve
What tool can be used to generate force making tightening amid
loosing easier? - CORRECT ANSWER-Impact
Title blocks are found where? - CORRECT ANSWER-Bottom
right corner
Taps are used to cut what type of threads? - CORRECT
ANSWER-Internal
Oxyfuel torch what valve must be turned off first? - CORRECT
ANSWER-Acetylene
What does SWL stand for? - CORRECT ANSWER-Safe
working load
When tighten up a manway or tower that has 1" 1/4 by 8" stud
bolts what size wrench should you use? - CORRECT
ANSWER-2"
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What valve can start and stop without regulating flow? -
CORRECT ANSWER-Gate valve
What valve can start & stop & WILL regulate flow? -
CORRECT ANSWER-Globe valve
What valve can be placed with out directional flow? -
CORRECT ANSWER-Gate valve
If crane booms up the load will? - CORRECT ANSWER-Go up
and towards the crane
If crane booms down the load will? - CORRECT ANSWER-Go
down and away from crane
How to you plug up exchanger tubes? - CORRECT ANSWER-
Pop-A-Plug
When making a Pipe thread connection where should you apply
liquid lubricant? - CORRECT ANSWER-Male threads
When making a tight close seal on a threaded pipe which
wrench should you use? - CORRECT ANSWER-Pipe Wrench
NCCER BOILERMAKER MAINTENANCE EXAM
NEWEST 2024-2025 ACTUAL EXAM COMPLETE
150 QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW!
When using a sealing ring on heat exchangers what material is
used to seal off in between the floating tube sheet and test ring?
- CORRECT ANSWER-Permatex
For duct bolted together there is usually some kind of? -
CORRECT ANSWER-Gasket
In the end of a tube sheet of an exchanger had been smashed this
is caused by all of the following except? - CORRECT
ANSWER-partition plate being too short
Which of the following should be removed when pressure
testing the vessel - CORRECT ANSWER-Relief valve
All of the following are safety hazards associated with vessel
confined space except? - CORRECT ANSWER-Improper
inspection
,2|Page
Valves used to relief pressure in a pipe line? - CORRECT
ANSWER-Safety valve
What tool can be used to generate force making tightening amid
loosing easier? - CORRECT ANSWER-Impact
Title blocks are found where? - CORRECT ANSWER-Bottom
right corner
Taps are used to cut what type of threads? - CORRECT
ANSWER-Internal
Oxyfuel torch what valve must be turned off first? - CORRECT
ANSWER-Acetylene
What does SWL stand for? - CORRECT ANSWER-Safe
working load
When tighten up a manway or tower that has 1" 1/4 by 8" stud
bolts what size wrench should you use? - CORRECT
ANSWER-2"
, 3|Page
What valve can start and stop without regulating flow? -
CORRECT ANSWER-Gate valve
What valve can start & stop & WILL regulate flow? -
CORRECT ANSWER-Globe valve
What valve can be placed with out directional flow? -
CORRECT ANSWER-Gate valve
If crane booms up the load will? - CORRECT ANSWER-Go up
and towards the crane
If crane booms down the load will? - CORRECT ANSWER-Go
down and away from crane
How to you plug up exchanger tubes? - CORRECT ANSWER-
Pop-A-Plug
When making a Pipe thread connection where should you apply
liquid lubricant? - CORRECT ANSWER-Male threads
When making a tight close seal on a threaded pipe which
wrench should you use? - CORRECT ANSWER-Pipe Wrench
