FIELD: storage or distribution of gases or liquids.
SUBSTANCE: invention relates to sealed and heat insulated tank. Distance between two adjacent corrugations of corrugated metal sheets of sealing membrane is equal to preset corrugation interval "io". Sealing membrane comprises, around the through element, two rectangular metal plates (24a, 24b) with cutout with width 3io in the first direction and length 7io in the second direction, which are symmetrical to each other. Each rectangular metal plate with cutout has three outer edges, located on the same line with multiple fastening plates and welded to first plurality of fastening plates, and inner edge having notch (29a) formed to avoid cutting said square opening through which through member passes, and two metal modified plates (24c, 24d), located between sections without cutting inner edges of two rectangular metal plates with cutout.
EFFECT: disclosed is sealed and heat-insulated tank equipped with through element.
19 cl, 10 dwg
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