John Norris, P.E.: About the Author
Staff Consultant, Stress Engineering Services
John Norris joined Stress Engineering Services as a Staff Consultant in 2014 after a 25-year career in plant engineering and pressure vessel design. Mr. Norris has extensive experience in the design of pressure vessels, piping flexibility calculations, fired heater tube remaining life, and Fitness-for-Service assessments per API 579. Additionally, he has supervised plant inspection groups, developed and maintained an inspection-history database, developed repair plans for process equipment, coordinated maintenance and inspection shutdown activities and provided practical “actionable engineering recommendations and solutions” for fixed equipment items and components. Mr. Norris is a Registered Professional Engineer in Louisiana and Texas.
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Published Articles
There is concern in the industry over recent findings of reduced toughness fittings and flanges at risk of brittle fracture. This article provides an overview; possible contributors; measures taken to address; and a proposed FFS approach to address the issue.
Fired heaters are among the most critical equipment in refineries and chemical plants. This article provides an overview of what a fired heater tube mechanical integrity program should include.
