Subsea gate valves and wellhead connectors demand the highest RGD performance. A single decompression event during emergency shutdown can destroy non-qualified seals, leading to months of costly intervention. Only NORSOK/ISO-qualified FFKM seals with documented 15,000-25,000 psi RGD survival are specified by major subsea OEMs today. https://globalsealstech.com/product/rgd-rapid-gas-decompression-o-rings/