Tenaris Connections Limited

Tenaris Connections Ag

Francisco Alfredo Quiroga

Gabriel Eduardo Carcagno

Gabriel E Carcagno

A high torque threaded joint comprising a box member having threads and a pin member having threads () configured and positioned to mate with the threads of the box member. There is a flank-to-flank contact thread profile using trapezoidal threads with both a positive and very low load flank angle, (&#x3b2;or a); and a positive and very low stabbing flank () angle, (&#x3b2;, or b), wherein the threads are coated with a solid, dopefree surface treatment.

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Buenos Aires, Argentina

Francisco Alfredo Quiroga