Metal-to-metal seals in Australian API 6A wellheads provide fire-safe, non-elastomeric sealing for bonnet and valve interfaces. Inconel and Alloy 625 rings meet API 6A Annex J requirements for extreme temperatures and pressures. These reusable seals excel in HPHT environments above 350°F. Local distributors supply them for subsea trees in Ichthys and Gorgon projects, ensuring zero lea... https://globalsealstech.com/product-category/oil-gas-seals/api-6a-wellhead-equipment-seals/