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CWB
5/7/25
,Here's a concise study guide for the CWB Level 1 Exam (Canadian Welding Bureau):
CWB Level 1 Welding Exam – Study Guide
1. Understand the Welding Processes
Focus on core methods:
o SMAW (Shielded Metal Arc Welding)
o GMAW (Gas Metal Arc Welding)
o FCAW (Flux-Cored Arc Welding)
o GTAW (Gas Tungsten Arc Welding)
Know when and how each process is used
2. Review Welding Symbols and Blueprint Reading
Study standard welding symbols (fillet, groove, plug, slot, etc.)
Practice reading and interpreting blueprints and weld callouts
3. Master Welding Safety
Review PPE (personal protective equipment) requirements
Understand safe practices with gases, equipment, and electrical hazards
Learn workplace hazard recognition and emergency procedures
4. Familiarize Yourself with Materials & Metallurgy
Basic knowledge of metals and alloys
Understand weldability and effects of heat on materials
Learn about preheating, post-weld heat treatment, and distortion control
5. Study Codes, Standards & Quality
Review CSA W47.1 and W59 standards (if applicable)
Learn about weld inspection, defects, and quality control
Understand visual inspection and non-destructive testing basics
, 6. Practice Questions & Review
Complete sample CWB questions under timed conditions
Focus on weak areas and revisit key topics
Review terminology and definitions from the CWB handbook
CWB Level 1 Welding Exam – Practice Questions
Introduction:
The following practice questions are designed to help you prepare for the CWB Level 1 Welding Exam by
testing your knowledge of key welding principles, safety standards, and technical skills. These questions
reflect the topics covered in Canadian Welding Bureau certification exams, including welding processes,
blueprint interpretation, welding symbols, and inspection fundamentals.
Use this section to assess your readiness, reinforce critical concepts, and build confidence for your
certification test.
QUESTIONS:
1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination?
a) Cleaning with organic solvents.
b) Blasting with shot or dull sand.
c) Cleaning with de-greasers.
d) Use of de-scaling solutions.
e) Ultrasonic cleaning methods. - Accurate answers b) Blasting with shot or dull sand.
2. Which of the following weld defects is most likely to be missed by radiography in a weld:
a) Undercutting.
b) Porosity.
c) Slag inclusions.
d) Cracking.
e) Burn through . - Accurate answers d) Cracking.
3. In the choices given below, metallographic tests would be the least informative with regard to the:
a) Presence of the non-metallic inclusions.
b) Grain structure in the weld and fusion zone.
c) Ability of the material to withstand repeated fluctuating loads.
d) Extent and structure of the heat affected zone.
e) Number of weld passes. - Accurate answers c) Ability of the material to withstand repeated
fluctuating loads.
4. In producing a drawing for a scale of 1:50, what would be the distance represented by a distance on
the drawing of 6 em?
a) 12 cm.
b) 30 cm.
c) 50 cm.