John Nyholt: About the Author
NDT Subject Matter Expert, John Nyholt Consulting, LLC
John Nyholt has over 37 years of NDE experience in the Petrochemical and Aerospace industries. He is an ASNT Level III and has held NBIC, API-510, API-570 and CWI certifications. John is currently an advanced NDE instructor and independent NDT consultant operating out of the San Jacinto College Central Campus in Pasadena, Texas. He also currently serves as member of the API Subcommittee for Inspection, Master Editor of API RP 586, NDT Education Chairman for the Greater Houston ASNT Chapter, and an Editorial Board Member for Inspectioneering Journal.
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Published Articles
Thanks to the development of documents such as API RP 571 and API RP 586, as well as the emergence of qualification demonstration testing, we can align NDT techniques and inspection strategies better than ever. This article examines this progression and applies it to some sample NDT methods.
The availability of high quality UT data is often the cornerstone for FFS and RBI decisions. As such, the API Subcomittee for Inspection and Integrity Management (SCIIM) has initiated a program for the Qualification of Ultrasonic crack Sizing Examiners that use ultrasonic Phased Array methods (QUSE-PA).
