| abstract |
The disclosed threaded joint for pipes (1) comprises a pin (5) and a box (8). Each of the pin (5) and the box (8) comprises a contact surface having a threaded portion (4, 7) and an unthreaded metal contact. The threaded joint for pipes (1) is a solid lubricating film containing a binder, a lubricating additive, a rust preventive additive, and a plasticizer on at least one contact surface of the pin (5) and the box (8). (21) is provided. |