Definition(s)


Drill Pipe Safety Valve

An essentially full-opening valve located on the rig floor with threads to match the drill pipe connections or other tubulars in use. NOTE: This valve is used to close off the drill pipe to prevent flow and may be crossed over to fit other connections and sizes of tubulars being installed in the well.

Source: API STD 53, Blowout Prevention Equipment Systems for Drilling Wells, Upstream Segment, Fourth Edition, November 2012. Global Standards

 

Drill Pipe Safety Valve

An essentially full-opening valve located on the rig floor with threads to match the drill pipe in use. This valve is used to close off the drill pipe to prevent flow.

Source: API RP 59, Recommended Practice for Well Control Operations, Second Edition, May 2006. Global Standards

 

Drill Pipe Safety Valve

An essentially full-opening valve located on the rig floor with threads to match the drill pipe in use. This valve is used to close off the drill pipe to prevent flow.

Source: API RP 59, Recommended Practice for Well Control Operations, Second Edition, May 2006. Global Standards

 

 

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