COMPOSITION, THREADED JOINT FOR PIPES INCLUDING SOLID LUBRICANT COATING FORMED FROM THE COMPOSITION, AND METHOD FOR PRODUCING THE THREADED JOINT FOR PIPES
A threaded joint (1) for pipes disclosed herein includes a pin (5) and a box (8). The pin (5) and the box (8) each include a contact surface including a threaded portion (4, 7) and a metal contact portion. The threaded joint (1) for pipes includes a solid lubricant coating (21) on at least one of th...
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Format: | Patent |
Sprache: | eng |
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