دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a metal or plastic device that is screwed onto or into pipe threads to protect them from damage when the pipe is not in use.

n: A cheap, expendable, perhaps even disposable threaded shape to mate with threads on drillstring and casing components. Thread protectors prevent harmful impacts and other contact to the metal thread surfaces.

plastic or metal storage couplings that are screwed onto a stored tubing string, protecting the threads from impact and sometimes corrosion.