NCCER Boilermaker Vocabulary Game
Exam terms with clues and explanations by OpenExamPrep.
About the NCCER Boilermaker Vocabulary Game
A free word game for the NCCER Boilermaker exam. Each round shows a clue for one of 20 exam terms across 10 topics. Recall the term, spell it out, then read a short explanation. Rounds pick a random term, so you can keep playing as long as you like.
How to Play
- 1Read the clue and type a term with the right number of letters (3 to 6). Abbreviations count: type the letters only.
- 2Press Check Answer or Enter. Each letter changes color to show how close you are.
- 3You have 6 tries. Stuck? Need a hint? asks the AI tutor for a nudge without giving the term away, and Skip moves to a new term.
- 4After the round, read the explanation, ask the AI to explain it, share your result, or press Next.
- ARight letter, right spot
- AIn the term, wrong spot
- ANot in the term
Explore More NCCER Certifications
Continue into nearby exams from the same family. Each card keeps practice questions, study guides, flashcards, videos, and articles in one place.
Free CEMore From This Family
Videos and articles for deeper review.
Topics in the NCCER Boilermaker Vocabulary Game
Boiler components
Pipe fabrication
Cutting basics
Welding basics
Pipe support
Rigging
Construction drawings
Boiler internals
Math
Boiler fundamentals
Sources for these terms (14)
- Steam End-User Training: Steam Generation Efficiency Module, Efficiency Definition Section · Source checked 2026-11-04
- 46 CFR § 52.01-3 - Definition of terms used in this part · Source checked 2026-11-04
- 46 CFR § 52.01-1 - Incorporation by reference · Source checked 2026-11-04
- 46 CFR § 56.07-5 - Definitions (modifies 100.2) · Source checked 2026-11-04
- 46 CFR § 56.25-5 - Flanges · Source checked 2026-11-04
- 46 CFR § 56.25-15 - Gaskets (modifies 108.4) · Source checked 2026-11-04
- South Coast AQMD Rule 466.1 - Valves and Flanges · Source checked 2026-11-04
- Field Manual for Structural Welding - Michigan Department of Transportation · Source checked 2026-11-04
- VTrans Field Welding Manual - Vermont Agency of Transportation · Source checked 2026-11-04
- Piping support - NC Office of State Fire Marshal · Source checked 2026-11-04
- 29 CFR § 1910.184 - Slings · Source checked 2026-11-04
- Scale - Illinois State Board of Education career and technical education resource · Source checked 2026-11-04
- 29 CFR § 1910.146 - Permit-required confined spaces · Source checked 2026-11-04
- NCCER Craft Catalog: Boilermaking · Source checked 2026-11-05
About the NCCER Boilermaker Exam
The NCCER Boilermaker – Pressure Vessel assessment checks journey-level knowledge of safe boiler and boiler component assembly and maintenance, including welding, pipe fabrication and stress relieving, oxyfuel cutting, identifying and installing valves, pipe hangers and supports, rigging, and reading boiler drawings and detail sheets.
Exam sponsor: NCCER. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Assessment
93-item, two-hour closed-book written assessment (Boilermaker – Pressure Vessel, BLMK34_02); a basic non-printing calculator and The Pipefitters Blue Book are allowed
Time Limit
2 hours
Passing Score
75 (minimum passing score)
Reported exam pass rate: Not publicly disclosed by NCCER. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Official sources
Frequently Asked Questions
Is the NCCER Boilermaker vocabulary game free?
Yes. The game is free to play with no sign-up. Signing in adds AI explanations for any term.
How does the NCCER Boilermaker vocabulary game work?
Each round shows a clue for one of 20 NCCER Boilermaker terms. Guess the term in six tries: green means the right letter in the right spot, yellow means the letter is in the term but in another spot, and gray means it is not in the term. After the round, read the explanation and play the next term.
Where do the NCCER Boilermaker terms come from?
OpenExamPrep researched each term from the NCCER content outline and primary sources, listed under Sources on this page. The game is independent study material, not an official exam resource.
What is the NCCER Boilermaker certification?
The NCCER Boilermaker certification is a nationally recognized credential that validates a boilermaker's knowledge and skills in boiler construction, maintenance, and repair. The program covers four levels of training including boiler systems, welding, rigging, tube/pipe fabrication, refractory installation, and ASME pressure vessel code compliance. Certification is earned by completing NCCER curriculum modules and passing assessments.
How much do boilermakers earn?
According to the Bureau of Labor Statistics, the median annual wage for boilermakers was $76,410 in May 2025; the highest 10 percent earned more than $110,370. Union boilermakers often receive benefits packages including health insurance, retirement, and paid training.