Metallic gasket

摘要

With the objective of providing a metallic gasket which can realize both sealing performance and cost reduction which can be achieved by the decreased number of constituting plates or the decreased number of materials, the metallic gasket is composed of: a first bead plate which is made of elastic metal and has hot plug beads which are respectively formed opposite hot plugs; and a second bead plate which is made of elastic metal and has folded parts each of which is formed about the periphery of a bore hole and annular bore beads each of which is formed about the periphery of an area including the bore hole and a portion which is opposite to the hot plug.