Definition(s)


NC

API number style of thread design.

Source: API SPEC 7-1, Specification for Rotary Drill Stem Elements, First Edition, March 2006 (Addendum April 2011). Global Standards

 

Nc

Bearing capacity factor at shallow spudcan penetration prior to any backflow.

Source: ABS Guidance Notes on Geotechnical Performance of Spudcan Foundations, January 2017. Global Standards

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