Free CWI Exam Prep
AWS Certified Welding Inspector (CWI)
Pass your CWI exam without spending hundreds on expensive prep courses. Free study guides, practice questions, and AI-powered learning.
Quick Facts
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Take courses on UdemyCWI Professional License: Complete Roadmap
Follow this path to maximize your chances of passing on the first try
Part A Fundamentals BuildYou are here
Cover welding terminology, processes, symbols, metallurgy, and calculations.
Part B Practical Mastery
Practice specimen evaluation, WPS/PQR interpretation, and specification usage.
Part C Codebook Navigation
Develop speed and accuracy in codebook lookup and rule interpretation.
Full Exam Simulation
Run timed Part A/B/C simulations and fix recurring scoring gaps.
Can You Take the CWI Exam?
Check if you meet the basic eligibility requirements
- •Submit required application documents including employment verification and visual acuity form.
- •Part B must be scheduled/taken before Part A and Part C registration.
- •Candidates must comply with AWS and Prometric testing security policies.
CWI Quick Facts
Time to Get Licensed
12-20 weeks for most candidates
From start to license in hand
Exam Provider
Prometric (Part A and C CBT) and AWS-administered Part B practical exam sites
Retake Policy
Candidates may retest up to three times within three years from original test date; second or third retest requires additional training (40 hours for all parts or 16 hours for one/two parts).
Total Cost Breakdown
Free CWI Prep That Actually Works
The official pass rate is AWS does not publicly publish aggregate first-time pass rates for CWI.. Our students do better.
200 Practice Questions
Covers Part A fundamentals, Part B practical logic, and Part C codebook workflows.
AI-Powered Learning
Target domain weaknesses across codebook use, flaws, NDE, and qualification rules.
2026 Updated
Aligned with current AWS exam guides and 2026 program pricing.
Free Access
Begin CWI prep before paying AWS registration and testing fees.
What You'll Study
11 chapters covering everything you need to pass
Introduction to the AWS CWI Certification
3 sections
1. Welding Processes and Fundamentals
6 sections
2. Welding Metallurgy and Heat Control
5 sections
3. Weld Discontinuities and Defects
5 sections
4. Nondestructive Examination (NDE) Methods
4 sections
5. Welding Symbols and Terminology
3 sections
6. WPS, PQR, and Welder Qualification
3 sections
7. Destructive Testing Methods
3 sections
8. Welding Safety and Inspector Duties
3 sections
9. AWS D1.1 Code Application (Part C)
4 sections
10. Exam Strategies and Comprehensive Review
3 sections
10 free AI interactions per day
CWI Exam Details
AWS Certified Welding Inspector (CWI)
Administered by American Welding Society (AWS)
Exam Content Breakdown
Based on the official American Welding Society (AWS) content outline
Welding terms, definitions, and fundamental language.
Process principles, applications, and operating characteristics.
Interpretation of symbols and associated requirements.
Inspection fundamentals and acceptance evaluation.
Performance evaluation concepts and interpretation.
NDE method principles and typical applications.
Heat input effects and metallurgy of carbon/low-alloy steel.
Math and calculation tasks for welding inspection decisions.
Inspector responsibilities and ethical/procedural obligations.
Destructive test concepts and interpretation.
Cutting methods and related quality considerations.
Hands-on flaw recognition and inspection interpretation.
WPS/PQR and qualification assessment tasks.
Mechanical testing and properties interpretation.
Applied NDE interpretation in practical contexts.
Use of specification and drawing references to answer practical questions.
Qualification rules and codebook application.
Fabrication requirements and code-compliance interpretation.
Inspection rule interpretation in selected codebooks.
Documentation, reports, and record requirements.
Material/design requirements as defined by selected codebooks.
What's Included
11 Chapters
Complete exam coverage
Practice Quizzes
With detailed explanations
Free to Start
No credit card required
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What's Next After the CWI?
After passing the CWI, you can pursue these career paths
SCWI Endorsement Path
Progress toward senior-level inspection through required endorsement stack.
CWI Endorsements (API 1104, D1.1, etc.)
Add specialized codebook endorsements for target industries.
CWE
Expand into welding education and training-focused credentialing.
CWI Exam FAQ
Official American Welding Society (AWS) Resources
Verify information with these official sources
More Free Resources
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