LNG seals are typically spring-energized to compensate for thermal contraction. The valve’s stem is extended for cryogenic insulation, preventing ice formation. API 6D requires fugitive emission testing to ensure environmental safety. These valves are essential in LNG loading arms, storage tanks, and regasification units, providing reliable isolation https://globalsealstech.com/product-category/oil-gas-seals/api-6d-ball-valve-and-lng-seals/