Case studies EGC Seal Design Dual barrier stem seal: Pressure energized Optipak® primary seal set and live-loaded secondary seal set. MH/11.16 www.EGCcomponents.com Testing Details and Results Hydrostatic Pressure Test, Primary Stem Seal • Media: Water • Temperature: 24°C (75°F) • Test Details: Pressurize the test fixture to 30,000 psig and dwell for 1 hour. • Results: PASSED. No nitrogen bubbles observed during test. Hydrostat

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