FIELD: pipe line fittings. SUBSTANCE: device has parts with flanges at ends, clipping ring consisting of several segments which embraces them and clamping ring fitted on clipping ring. Clamping ring is provided with clamping circular beads tightened up by bolts. Angle between generatrix of cone of flange and mating surface of clipping ring and base of cone or angle of taper of peripheral surface of clipping ring and mating surface of coupling bolt does not exceed angle of friction for materials from which mating members are made. EFFECT: enhanced efficiency. 3 dwg
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Authors
Dates
1994-01-15—Published
1990-05-07—Filed