Pipeline Gas Self closing Valve

Performance Advantage Cutoff When Overflow: If gas hose loses off, burns out, bit by rats or ruptures, causing its flow exceeds the set value, the valve will cut off the gas source automatically. Protection From Overpressure: The safety valve will cut off the gas source automatically if the pressure regulator is out of work, or the air pressure suddenly rises and exceeds the safety pressure, making its flow exceeding the set value. Automatica Turnoff When Overlow Pressure(Antibackfire): The protective valve will shut off the gas source automatically if the pressure regulator station is out of work or other situations, which lead to insufficient pressure supply of thegas pipeline, to prevent the backfire accidents from happening. Cutoff Shutoff Function: The valve will cut off the gas source automatically, if fuel pipeline stops supplying gas due to unexpected events or corrective maintenance and so on. Microleakage Inspection Function: Close gas appliance switch, pull up selfclosing valve kn