| 摘要 |
FIELD: machine building.SUBSTANCE: joint comprises two mating parts of pipe coupling and safety element for their axial connection. At least of part of said coupling is a composite component including: internal part composed by inner ring or at least includes it and having an outer thread, and outer part composed by outer ring or including it and having inner thread mating the inner part outer thread. This allows outer part to be screwed on inner part.EFFECT: higher reliability of joint.19 cl, 12 dwg |
