FIELD: transportation.
SUBSTANCE: invention relates to pipeline transport and can be used as universal facility for continuous repair of pipelines. Universal repair kit for pipelines includes two half-couplings (2) with semi-cylindrical inner surface and longitudinal flanges with holes along edges, means of mechanical attachment (5) of half-couplings to each other, sealing inserts (3) in form of insert-spacer and sealing glue (4) in form of mastic. Half-couplings are made of composite material containing epoxy resin, amine curing agent, mineral filler and pigment. Sealing insert is made of composite material containing epoxy resin, amine curing agent, mineral filler, plasticiser and pigment. Mastic is used as sealing glue based on epoxy repair composition and glass fiber containing organic-epoxy resin, hardener, mineral filler.
EFFECT: higher reliability of repair of pipelines, shorter repair time.
8 cl, 3 dwg
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Authors
Dates
2020-08-21—Published
2020-04-23—Filed