BSEE (United States Bureau of Safety and Environmental Enforcement) informs of an incident, where a BSEE inspector observed operator personnel installing a 100-foot high-pressure hose, with a Maximum Working Pressure (MWP) of 5000 psi, to test pressure safety valves on pipeline pumps, during a recent offshore inspection.
T he hose used was designed for hydraulic fluid and not suitable for high-pressure nitrogen; when nitrogen gas at 2500 psi was injected into the hydraulic hose, the hose blistered, allowing nitrogen gas to leak. Marine Boat Hose
BSEE recommends operators and their contractors, where appropriate, consider:
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