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Content on Nondestructive Testing, codes, certifications and best practices. By Dan Yamashita, ASNT/PCN Level III.

ASME × PED · CE Marking · ISO 15614-1 · ISO 9606-1 →
From the ASME Stamp to CE Marking: What Changes in Welding and NDT to Meet the PED A side-by-side map of the two worlds: WPS/PQR vs ISO 15614-1, welder qualification vs ISO 9606-1, NDT personnel and acceptance criteria — and what Guideline F-12 lets you reuse from your ASME records.
ASME V · EN ISO 17636 · ISO 5817 · Acceptance Levels →
ASME V vs EN ISO in NDT: Differences That Change Procedures, Reports and PED Approval Method-by-method comparison: the normative chain, IQI selection, testing class B as the general case, film system classes, penetrant times and the acceptance-level mapping — with a worked 13 mm IQI example.
Phased Array PAUT · Radiographic Testing RT · ASME BPVC · Code Case 2235 →
Phased Array (PAUT) as a Replacement for Radiography per ASME: Complete Guide Advantages, costs, procedure qualification, Essential Variables, and the Level III dilemma for PAUT under ASME.
ASME Certification · ASME BPVC · Joint Review · NDE ASME →
ASME Certification Mark: A Complete Guide to NDE Requirements, Audits, and What It Takes for Manufacturers NDE requirements for the ASME stamp, how the Joint Review audit works, what T-150 entails, and the real difference between a certified operation and a "quasi" ASME inspection.
PED · RTPO · ISO 9712 · CE Marking →
PED 2014/68/EU: Complete Guide for Manufacturers Exporting to Europe How the European Pressure Equipment Directive affects non-EEA manufacturers, the role of the RTPO, approved ISO 9712 qualification, and the path to CE marking.
SNT-TC-1A · ASNT · Certification →
SNT-TC-1A: Complete Guide to ASNT Qualification and Certification What is SNT-TC-1A, how the employer-based certification system works, personnel levels, training requirements, exams and frequently asked questions.