100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
Previously searched by you
BOILERMAKER NCCR EXAM 2024 | ACTUAL EXAM QUESTIONS AND THOROUGH DETAILED ANSWRS | EXPERT ENDORSED FOR GUARANTEED PASS | CURRENT VERSION$20.49
Add to cart
BOILERMAKER NCCR EXAM 2024 | ACTUAL EXAM
QUESTIONS AND THOROUGH DETAILED ANSWRS | EXPERT
ENDORSED FOR GUARANTEED PASS | CURRENT VERSION
What should be used to plug a tube at either end of a well to prevent air circulation? - CORRECT
ANSWER - Purge paper
What should be done before furnace fittings for tube replacements are ground? - CORRECT
ANSWER - The inside of the fitting should be inspected
A reboiler in a tower is being hydrotested. The water should be at what level? - CORRECT
ANSWER - Above the re-boiler
What is the preferred socket for tray work? - CORRECT ANSWER - 12 point
How many types of bubble caps are there? - CORRECT ANSWER - 6
Why does a boilermaker use a test tree that has a bleed valve when hydrotesting as exchanger -
CORRECT ANSWER - To drain condensation
What determines the type of bolts to be put back in an exchanger so that it can be bolted back
together? - CORRECT ANSWER - The service of the exchanger
What type of exchanger needs only one end for plugging tubes? - CORRECT ANSWER -
Hairpin
The tube to tube sheet joint achieved by mechanical or explosive expansion of the tube hole in
the tube sheet is the? - CORRECT ANSWER - Expansion joint "J" Factor
What type of tank has legs on the roof? - CORRECT ANSWER - Floating roof
,What information is required to locate a nozzle that will be installed on a vessel shell? -
CORRECT ANSWER - The elevation and degree of the center-line of the nozzle
The variable spring on s spring type hangar should be adjusted to what position before the
pipeline is put into service? - CORRECT ANSWER - Cold
All of the following are possible reasons can overloading except? - CORRECT ANSWER -
incorrect orientation of the support
What problems are associated with tube rolling - CORRECT ANSWER - Improper expanding
and depth
Why is a Monel Gasket used in HF acid piping? - CORRECT ANSWER - Because of its high
resistance to acid.
Which of the following are required when test blinds are installed? - CORRECT ANSWER -
longer bolts
Which of the following are used to prevent tubes from sagging because of weight? - CORRECT
ANSWER - Baffles
What is the are of a concrete slab that is 25-feet 6-inches long and 10-feet wide? - CORRECT
ANSWER - 255 Sqft
Which gas passes through the center of a cutting torch tip? - CORRECT ANSWER - Oxygen
Add the following fraction and reduce to the lowest common denominator. 24 5/8+13 15/16+8
1/4 - CORRECT ANSWER - 46 13/16
On a blueprint, 1/4"=1' means? - CORRECT ANSWER - 1 inch on the drawing equals 1 foot of
actual size
, A major component of a tower is a? - CORRECT ANSWER - Downcomer
What is indicated by the notation "3-inch, 150#" on an isometric drawing. - CORRECT
ANSWER - 3-inch diameter, 150# Flange
What is the preferred type of rigging material used to lift a coated pipe? - CORRECT ANSWER
- Nylon slings/straps
The best source for information about welding on a tube is the - CORRECT ANSWER - QA/QC
Equal width grating panels are being unloaded on the job site. One piece measures 4 1/2 FT in
width. There are 7 panels, what is the total width when all the panels are laid side-by-side? -
CORRECT ANSWER - 31 1/2 FT
What is the demister pad used for? - CORRECT ANSWER - Filtering chemicals and vapors
Who is responsible for blocking valves that isolate a reboiler before work is begun? - CORRECT
ANSWER - Operations
The channel head cover on an exchanger is used on the - CORRECT ANSWER - Tube side
What type of steel beams are attached to the furnace wall with clips to contain a boilers
horizontal expansion? - CORRECT ANSWER - Buckstays
Who determines the size and type of spring can be used? - CORRECT ANSWER - Engineer
How many bolts must be removed so that a 3-inch 150# flange can be hot bolted? - CORRECT
ANSWER - 0
How often must entry permits be updated during normal working hours. - CORRECT ANSWER
- At the end of each shift change
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller DrReiss. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $20.49. You're not tied to anything after your purchase.
