Casing Design

Preparation for Running Casing Preparation of casing before running serves two purposes. 1. ensure that…

Influence of fatigue on casing strength Casing failure can have various causes. Casing may fail…

Gravity structure With time, a concrete gravity platform structure will induce considerable deformation within the…

Influence of corrosion on casing strength Corrosion can pose a major threat to the installations…

Fundamental equation for reduced axial force By examining the reduced axial force, Fa*, in a…

Resistance to buckling The buckling theory showed that for buckling to occur, the reduced axial…

Post-buckling analyses The onset of buckling does not necessarily mean pipe failure. The acceptability of…

Casing Thread protectors Before casing joints are installed in a well, they are exposed to…

Connection Thread compounds Thread compounds are used for three distinct purposes: – to prevent corrosion…

Connections Testing and qualification The general accepted method for the qualification of casing connection designs…