Elastomeric seals dominate lower-temperature API 6A wellhead applications, utilizing nitrile rubber, hydrogenated nitrile, fluorocarbons, or perfluoroelastomers depending on temperature and chemical requirements. These polymer-based seals provide excellent conformability to sealing surfaces, accommodating minor surface imperfections while delivering reliable sealing through elastic co... https://globalsealstech.com/product-category/oil-gas-seals/api-6a-wellhead-equipment-seals/