FIELD: process engineering.
SUBSTANCE: invention relates to press-fitting. Claimed press-fitting for connection of pipes or for pipe connection comprises press-sleeve arranged at the end facing the pipe and circular element. The latter is configured to interact with squeezing tool to its control. Besides, it is configured to vary the surface appearance immediately after preset action of squeezing tool. The invention discloses the press-fitting squeezing process.
EFFECT: higher reliability of joint.
17 cl, 10 dwg
