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The 6th Edition of Welding Inspection Technology (WIT-T:2020) serves as the primary standard for Certified Welding Inspector (CWI) examinations, covering updated safety standards, joint geometry, and metallurgical discontinuities. During 2020-2021, the field also saw advancements in digital inspection, including autonomous robotics and deep learning-based defect detection. Access the official publication at American Welding Society WIT-T:2020 Welding Inspection Technology - AWS WIT-T:2020 WELDING INSPECTION TECHNOLOGY. American Welding Society Welding Inspection Technology - Sixth Edition (2020)

: Detailed overviews of various welding and cutting operations.

TFM is an advanced version of PAUT that provides high-definition images rivaling radiography. In 2021, codes like ASME Section V began formally accepting TFM, making it a hot topic.