ASNT-CWI Exam Information and Outline
AWS Certified Welding Inspector (Part A)
Syllabus Update Checked on: November 10, 2026
ASNT-CWI Exam Syllabus & Study Guide
Before you start practicing with our exam simulator, it is essential to understand the
official ASNT-CWI exam objectives. This course outline serves as your roadmap.
The information below reflects the 2026 syllabus defined by
ASNT.
Below are complete topics detail with latest syllabus and course outline, that will help you good knowledge about exam objectives and topics that you have to prepare. These contents are covered in questions and answers pool of exam.
- Exam Format
- Part A Fundamentals: closed-book multiple-choice examination (approx. 150 questions)
- Welding Processes
- SMAW, GMAW, FCAW, GTAW, SAW and other processes
- Process variables and applications
- Weld Joint Design and Welding Symbols
- Joint types, weld types and welding symbol interpretation (AWS A2.4)
- Welding Metallurgy
- Heat-affected zone, preheat and post-weld heat treatment
- Weldability of carbon, low-alloy and stainless steels
- Weld Discontinuities and Defects
- Porosity, cracks, incomplete fusion, undercut, slag inclusions
- Inspection and Testing Methods
- Visual inspection and measurement tools
- NDT methods: RT, UT, MT, PT, ET
- Destructive tests: tensile, bend, hardness, impact
- Welding Procedure and Welder Qualification
- WPS, PQR and welder performance qualification
- Codes, Standards and Documentation
- Duties and responsibilities of the welding inspector
- Safety and Health in Welding
- Math and Conversions for Inspectors