FIELD: pipe line transport for liquid corrosive media; steel tubes provided with anticorrosive coats. SUBSTANCE: detachable joint includes threaded sleeve, clamping rings with threads and solid circular gaskets pressed towards each other by clamping rings. It is provided with safety washers. Inner surface of sleeve is provided with thrust bead located between thin-walled pipes. Safety washers are located on side of clamping rings and are engageable with circular solid gaskets. EFFECT: enhanced reliability. 2 cl, 2 dwg
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