FIELD: processes.
SUBSTANCE: invention relates to fittings for pipes and method of its connection with a pipe. Fitting for at least one pipe, having a main body, in which said, at least, one pipe, fastening element tightened on said main body, at least, one deformable annular sealing gasket and, at least, one locking ring, which can be arranged inside said fitting between said main body and fastener, respectively, to seal and fixed in fixed position of said pipe at least when said fastener tightened on said main body. Said locking ring is elastically deformable, at least in a radial direction. Fitting also comprises an element for holding in expanded state of at least input portion of said at least one annular seal, wherein inner diameter of inlet portion is larger than outer diameter of at least one pipe.
EFFECT: invention improves connection reliability.
16 cl, 6 dwg
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