Mô tả
Description
Non-return valve with screwed end connection; valve design with spring for installation in any position. Metal-to-metal seat.
Application for liquids, gases and vapours (observe PED classification).Pressure Drop Chart
The curves given in the chart are valid for water at 20 °C. To
read the pressure drop for other fluids the equivalent water
volume flowrate V? w must be calculated and used in the graph.
The values indicated in the chart are applicable for springassisted valves with horizontal flow.
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