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If you want a specific , comparison of codes (AWS D1.1 vs API 1104), or day-in-the-life of an inspector , just ask.
PCN separates welding inspection from NDT methods. You may need PCN in Visual Testing (VT) plus specific sector modules (e.g., wrought products, castings, welds). welding inspector certification
This is a comprehensive overview of , focusing primarily on the most recognized global schemes (AWS, CSWIP, PCN, API, and IWI). If you want a specific , comparison of codes (AWS D1
A: 1/8 inch (3 mm) for material under 1 inch; for 1 inch exactly, 3/16 inch (5 mm). (This type of question appears in Part A – Fundamentals; Part C requires you to look up the exact table.) If you want a specific