CWI Study Guide 2026-2027 for Working Welders: Certified Welding Inspector Exam Prep for the AWS CWI Test — Parts A, B & C, Aligned to D1.1:2025, with 508 Practice Questions and 4 Timed Mock Exams

The complete CWI study guide for the 2026-2027 exam — Parts A, B, and C in one book, aligned to the new AWS D1.1:2025 code.508 practice questions. 4 full-length timed mock exams. Every answer explained and code-cited. Written by a welder, for welders — with a free companion practice-test website.The AWS Certified Welding Inspector exam has a first-attempt pass rate of roughly 25-30% and a fee north of $1,000. Walk in underprepared and you lose both. Most CWI study guides are either thin question packs that run dry in a weekend, or $60-$100 engineer's references written in a language a working welder never signed up for.This is the one built for you — the pipe welder, structural welder, fabricator, ironworker, or QC tech moving up to inspector. Plain talk. Real depth. A fair price.What's inside:Part A - Welding Fundamentals: processes (SMAW, GMAW, GTAW, FCAW, SAW), metallurgy, weld joints and symbols, discontinuities, destructive testing, and nondestructive testing (VT, PT, MT, RT, UT), welding safety, and WPS/PQR/WPQ qualification.Part B - The Practical Exam: weld replica inspection, macro-etch interpretation, plastic weld models, gauge use, and measurement math — the part with the lowest pass rate, walked through step by step.Part C - The Code Book: a full track on AWS D1.1:2025, the structural welding code now mandatory for the exam — clause-by-clause navigation, what changed from 2020, and how to find an answer in under 30 seconds under time pressure.508 original practice questions in the real exam format, every one with a clause-cited answer and a plain-English explanation.4 full-length timed mock exams — Part A, Part B, Part C, and a mixed review — so you walk into the test cell already knowing the pace.30, 60, and 90-day study plans built for a welder working a full shop schedule.Aligned to AWS D1.1:2025. The 2020 code edition retired from the exam on January 1, 2026 — every current candidate needs a guide built on the new edition. This one is.A free companion website comes with the book. Every question is also available as an interactive online practice test — drill by chapter, run the timed mock exams, and track your scores from your phone. A code inside the book takes you straight there.Technically reviewed by a credentialed AWS Certified Welding Inspector. Every code reference, NDT procedure, and practice answer checked against current standards.Three out of four candidates go home the first time without a certificate. This book is how you become the one who walks out with it.Independent study guide. Not affiliated with, endorsed by, or sponsored by the American Welding Society. "CWI" and "AWS" are trademarks of the American Welding Society, used here only to describe the exam this book prepares you for. Read more