5B Update: Addendum

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!  

Thread Height

Thread height is the distance between the crest and the root of the thread, normal to the axis of the thread. Several issues are easily detected by simply inspecting thread height. Proper thread height maximizes the performance of any threaded connection. Thread height inspection is required by API. Thread height affects the interchangeability and the […]