Definition(s)


Specification 16A

─ For liquid penetrant or magnetic particle examination: any indication that is approximately circular or elliptical and whose length is less than three times its width

─ For radiographic examination: any indication with a maximum length of three times the width or less on the radiograph.

  • NOTE: Indications may be circular, elliptical, conical, or irregular in shape, and may have tails. When evaluating the size of an indication, the tail is included.

Source: API Specification 16A, Specification for Drill-through Equipment, Fourth Edition, April 2017. Global Standards

Rounded Indication

Surface NDE indication that is circular or elliptical, having a length less than 3 times its width.

Source: API SPEC 6A, Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition, October 2010 (Addendum November 2012). Global Standards

 

Rounded Indication

Indication, revealed by NDE, with a circular or elliptical shape and having a length less than three times its width.

Source: API SPEC 7K, Drilling and Well Servicing Equipment Upstream Segment, Fifth Edition, June 2010 (August 2010). Global Standards

Source:API SPECIFICATION 7K, Drilling and Well Servicing Equipment, Sixth Edition, December 2015. Global Standards

 

Rounded Indication

An indication revealed by NDE, with a circular shape or with an elliptical shape having a length of less than three times the width.

 Source: API SPEC 8C, Drilling and Production Hoisting Equipment (PSL 1 and PSL 2), Fifth Edition, April 2012. Global Standards

 

Rounded Indication

Indication which is circular or elliptical with its length less than three times the width.

Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards

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