Gaskets Profile Styles R, RX, BX Type Surface Finishing Plated Packaging Type Box Material Stainless Steel Usage/Application Industrial Details: Metallic Ring Joint Gaskets are suitable for high pressure and high temperature applications. The Gaskets are available in R, RX, BX styles and in oval/octagonal profiles. Ring Joint Gaskets are fully comply with the ASME B16.20 standard and API spec 6A requirements (where applicable).