Last updated on Jul 16, 2026
All Welding Inspection and Metallurgy certification learning material, study guide, training courses are created by a team of API training experts. The Study Guide and .EXM training software files contain relevant Welding Inspection and Metallurgy content, labs, practice questions and explanation. This API-577 exam guide and training courses is based on the latest exam outlines available!
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Went in thinking the exam was doable without much prep. The prep course and the AI tutor provided the depth I needed in areas I underestimated. The practice questions highlighted the very hard parts I initially overlooked.
The prep course and its practice questions made all the difference in tackling this exam. The AI Assistant was helpful for clarifying some tricky concepts along the way. Really glad that's over.
in question 128 A and B are same and equivalent. Only difference is line breaks. Please revise and correct the questions and or answers.
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This study course was a good supplement to my preparation. The explanation is clear and handy and the simulator software is quite fun to use. Overall it is well worth it.
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Spent weeks on the prep course for this exam. Practice questions with the AI Assistant really eased the stress and helped me pass. Quite the challenging exam.
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Three weeks of intense studying with the prep course and the AI Assistant helped me tackle this very hard exam. The practice questions were tricky but mirrored the real thing well enough to make a difference. Relieved to have passed it finally.