AWS-CWI Exam sample test Questions-answers (with PDF)

The AWS Certified Welding Inspector (AWS-CWI) certification recognizes an individual’s knowledge, skills and abilities to perform visual inspection of welded joints andtheir compliance with applicable codes and standards. The AWS-CWI exam tests an individual’s knowledge of:

• Welding processes and techniques
• Visual inspection procedures and techniques
• Welding codes and standards
• Non-destructive examination methods

Sample AWS-CWI Exam Questions:

What does the acronym AWS stand for?
A. American Welding Society
B. Association of Welding Specialists
C. American Welding Standards
D. None of the above
Answer: A

What is the minimum thickness for a fillet weld?
A. Leg size of the weld
B. Throat size of the weld
C. Leg size divided by 2
D. Throat size divided by 2
Answer: B
What is the most common weld defect?
A. Undercut
B. Porosity
C. Lack of fusion
D. Slag inclusions
Answer: A
Which welding process uses a non-consumable tungsten electrode?
A. Shielded metal arc welding
B. Gas tungsten arc welding
C. Flux-cored arc welding
D. Submerged arc welding
Answer: B

Which element is added to steel to make it deoxidize and increase strength?
A. Manganese
B. Carbon
C. Chromium
D. Nickel
Answer: A

What is the melting point of mild steel?
A. 1500°C
B. 2500°C
C. 3000°C
D. 3500°C
Answer: A
What is the most common shielding gas used in arc welding?
A. Carbon dioxide
B. Argon
C. Helium
D. Nitrogen
Answer: B

What is the role of flux in welding?
A. It produces gas to shield the weld
B. It prevents oxidation of the weld pool
C. It reduces porosity by controlling arc characteristics
D. Both B and C
Answer: D
What is the highest possible hardness of a steel?
A. Rockwell C 60
B. Rockwell C 70
C. Rockwell C 85
D. Rockwell C 100
Answer: D
Which code covers the requirements for welding mild steel?
A. ASME Section VIII Div 1
B. AWS D1.1
C. API 1104
D. None of the above
Answer: B

Which welding position has the least penetration?
A. Flat position
B. Vertical position
C. Overhead position
D. Horizontal position
Answer: C
Which type of joint is the strongest?
A. Lap joint
B. Butt joint
C. Corner joint
D. Edge joint
Answer: B
Which welding process uses slag to shield the weld pool?
A. SMAW
B. SAW
C. FCAW
D. GTAW
Answer: B

Which type of welding produces coalescence of metals with the heat obtained from an electric arc?
A. Forge welding
B. Solid-state welding
C. Laser beam welding
D. Arc welding
Answer: D
In which welding process does the arc moves along the joint line?
A. SMAW
B. SAW
C. GMAW
D. GTAW
Answer: C
Which welding position has the maximum penetration?
A. Flat position
B. Vertical position
C. Overhead position
D. Horizontal position
Answer: B

Which welding process uses a consumable wire electrode and shielding gas?
A. SMAW
B. SAW
C. GMAW
D. FCAW
Answer: D
In which type of joint do the parts overlap to produce weld?
A. Butt joint
B. Lap joint
C. Corner joint
D. Edge joint
Answer: B
What is the full form of SMAW?
A. Shielded metal arc welding
B. Submerged metal arc welding
C. Self-shielded metal arc welding
D. Solid metal arc welding
Answer: A