High-pressure API 6A tubing hanger seals Singapore feature spring-energized lip designs with anti-extrusion backups for bidirectional sealing in HPHT wells. HNBR or Viton grades handle thermal cycling and sour gas per NACE MR0175. Singapore deepwater developments rely on these seals to maintain barrier integrity, reduce fugitive emissions, and comply with stringent safety standards in... https://globalsealstech.com/product-category/oil-gas-seals/api-6a-wellhead-equipment-seals/