SEAL FOR FLANGED CONNECTION Russian patent published in 2023 - IPC F16J15/00 F16L23/02

Abstract RU 2810895 C1

FIELD: sealing technology.

SUBSTANCE: invention relates to a flat sealing gasket for sealing detachable flange connections of pipelines, fittings, and pressure vessels. The sealing gasket for flange connections comprises a metal base of soft stainless steel with a wave cross-section and is covered on both sides with thermally expanded graphite foil. The internal surfaces of the wave crests of the base are cold-worked.

EFFECT: increased hardness, strength and elasticity of the wave metal base.

1 cl, 1 dwg

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RU 2 810 895 C1

Authors

Safonov Evgenii Valerievich

Safonov Valerii Grigorevich

Dates

2023-12-29—Published

2023-08-18—Filed