Pressure Safety Valve
Pressure Safety Valve, when pipeline pressure rises to set pressure, the valve opens fully and release medium in the pipeline until pipeline pressure drops to a predetermined value. To differentiate it from Pressure Relief Valve, Safety Valve’s outlet is one size bigger than inlet, as a safety measures for sudden and full release.
Pressure Relief Valve
Pressure Relief Valve, when pipeline pressure increase above set pressure, the valve opens gradually proportional to pipeline pressure until pipeline pressure drops to a predetermined value. To differentiate it from Pressure Safety Valve, Relief Valve’s has the same size as both inlet and outlet.
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