API BULL 5T1
Imperfection and Defect Terminology
|Publication Date:||1 October 2017|
This document provides terms, definitions, and example figures of imperfections and defects that occur in manufacturing steel tubulars. The words imperfection and defect refer to metallurgical and other features of steel tubular products that may or may not affect the performance of the products. Inspection requirements and acceptance criteria are not defined in this document and are found instead in the respective product specification.