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.

API 5B 6.1.1 CREST DIAMETER SETTING STANDARD REQUIREMENTS
Per 6.1.1, a manufacturer "shall have access to setting standards for
thread diameter gauges [...] for each size and type of thread produced.
" Traditional standards may need replacing.

Crest diameter and ovality setting standards are required.

Thread Check Inc. is an authorized Gagemaker distributor.

For additional information and pricing contact info@threadcheck.com or 631 231 1515