Coast Guard Regulations (46 CFR) require safety and relief valves for air service to be provided with a substantial lifting device, capable of lifting...

Question

Coast Guard Regulations (46 CFR) require safety and relief valves for air service to be provided with a substantial lifting device, capable of lifting the disk from its seat when the pressure in the vessel is __________ .

Accepted Answer

75% of that at which the valve is set to blow

Engine 2014: General Subjects

Coast Guard Regulations (46 CFR) require safety and relief valves for air service to be provided with a substantial lifting device, capable of lifting the disk from its seat when the pressure in the vessel is __________ .

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