Definition(s)


Crack Tip Opening Displacement

Measure of crack severity which can be compared against a critical value at the onset of failure.

Source: API Standard 2RD, Dynamic Risers for Floating Production Systems, Second Edition, September 2013. Global Standards

Crack Tip Opening Displacement (CTOD)

Measure of crack severity that can be compared against a critical value at the onset of crack propagation.

Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards

 

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