Eagle Gasket Co. Manufactures Metallic Ring Joint Gaskets. Eagle Gasket Co. Is an ISO 9001- 2000 awarded company that also manufactures different types of gaskets. Metallic Ring Joint Gaskets are precision-engineered compounds. These are designed to be used in conjunction with precision-machined grooved flanges. These are heavy duty, high-pressure gaskets. These are largely used in offshore petrochemical applications.