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API 5B 5.5.2 THREAD ADDENDUM Per API 5B 5.5.2, Thread addendum “shall be measured on round thread.” TA-3002 Thread Addendum Gage Inspecting a Part Thread addendum is now a required, mandatory element to be inspected. Contact us for more info or simply request a quote below!
About the Course The Level 1 Tubing & Casing JSS® Thread Inspection class teaches the proper techniques required to successfully perform any API 5B mandated thread inspection. With specific focus on thread form, lead, addendum, crest diameter, taper and thread height, our unique hands-on approach guarantees the most effective training experience. At the end of […]
Back to the Basics: Thread Addendum What is Thread Addendum? We’ve had a few questions on the subject of thread addendum, so we’d like to take a moment for clarification. Thread Addendum is simply the distance from the thread crest to the pitch line. Addendum is a shorter distance than the Thread Height. Further, Addendum […]