Definition(s)


NI

Calculated number of cycles to failure at a constant stress range.

Source: API Technical Report 17TR7, Verification and Validation of Subsea Connectors, First Edition, April 2017. Global Standards

NI

Ampere turns.

Source: API RP 7G-2, Recommended Practice for Inspection and Classification of Used Drill Stem Elements, First Edition, August 2009. Global Standards

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