摘要 |
A threaded connection includes a pin member having a pin thread having a pin thread crest, a pin thread root, a pin load flank, and a pin stab flank, a box member having a box thread having a box thread crest, a box thread root, a box load flank, and a box stab flank, wherein at least one of the pin thread crest, the pin thread root, the box thread crest, and the box thread root has at least one perturbation formed thereon, and wherein upon a selected make-up of the pin member with the box member, at least one of a localized clearance or a localized interference exists between the pin thread and the box thread at the at least one perturbation.
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