Excess flow valves are safety devices that check flow lines and protect against surges in which case they shut-off the flow. They are installed in flow lines and are designed specifically for pressure gauges, pipelines and tank nozzles.
*Materials and specifications are subject to generalisation. Our experienced people are ready to help you find the correct fit for your application.
*Materials and specifications are subject to generalisation. Our experienced people are ready to help you find the correct fit for your application.
Every excess flow valve has a bypass feature not exceeding a #60 drill, which allows a small amount of product to pass downstream of the seat disc
The valve will automatically reset itself as the pressure will pass through the bypass area to reach the downstream side, which is then increased to match the pressure on the upstream side
NOTE: A threaded type, designed to be installed in a threaded flange, is available from 2″ to 8″
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