FIELD: construction.
SUBSTANCE: butt pipeline connection system comprises a fitting, having the first body section, defining a hole for insertion of a pipe, the specified hole is equipped with a gripping facility to hold the pipe inside the hole, a seal for sealing between the pipe and the fitting and the support bushing. The support bushing has the front section for placement onto the end section of the pipe and a guide section for placement inside the pipe. The guide section is equipped with at least one tab, stretching in radial direction outside and in axial direction to the side of the front section. The tab has a peripheral end section with an arched profile.
EFFECT: improved design.
16 cl, 4 dwg, 1 tbl
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