Definition(s)


Breech-Block Coupling

A coupling which is engaged by rotation of one member into an interlock with another member by a small-angle rotation.

Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards

 

Breech-Block Coupling

A coupling which is engaged by partial rotation of one member into an interlock with another.

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

 

Breech-Block Coupling

Coupling that is engaged by rotation of one member into an interlock with another member by an angle of rotation of 90 ° or less.

Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards

 

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