Spring-energized API 6A seals in Australian wellhead equipment maintain sealing force in fluctuating pressures and temperatures. PTFE or FFKM jackets with metal springs suit bonnet and stem applications. API 6A tested for PR2 endurance, these dynamic seals reduce torque in actuators. Australian providers offer custom solutions for high-integrity pressure protection systems in offshore... https://globalsealstech.com/product-category/oil-gas-seals/api-6a-wellhead-equipment-seals/