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THREADED CONNECTION PARTIALLY IN A SELF-LOCKING ENGAGEMENT WITH AN EXTERNAL SHOULDER CAPABLE TO RESIST ELEVATED TORQUE
THREADED CONNECTION PARTIALLY IN A SELF-LOCKING ENGAGEMENT WITH AN EXTERNAL SHOULDER CAPABLE TO RESIST ELEVATED TORQUE
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机译:螺纹连接部分地与能够抵抗升高的扭矩的外肩部的自锁接合
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摘要
Threaded joint, comprising a first and a second tubular component (C1, C2), the first tubular component comprising a first pipe body (10) and a male end (1), the male end comprising a distal surface (17) and a male threaded zone (13) at a male end, the second tubular component comprising a second pipe body (20) and a female end (2) comprising a distal surface and a female threaded zone (23), both male and female threaded zones (13, 23) comprising respectively a varying zone where thread have varying width, and a non varying zone, adjacent to the varying zone, where thread have a constant width, the varying zone of the male threaded zone being made up with the varying zone of the female threaded zone, and non varying zone of the male threaded zone being made up with the non varying zone of the female threaded zone, a thread profile of the male and female threaded zones being trapezoidal and a pin external shoulder (37) of the male end is in axial abutting contact against a corresponding abutment surface (42) of the female distal surface.
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