Opening and closing parts by the media flow and power to open or close on their own, in order to prevent the backflow of the media called the check valve. Check valves are automatic valves, mainly for the medium one-way flow of the pipeline, allowing the media to flow in one direction, to prevent accidents.
2" ~ 48"
Class150 ~ 2500
-196℃ ~ +560℃
Water, Air, Oil, Nitric acid, etc
Carbon steel, Stainless steel, Alloy steel, Bronze, etc
1. Short structural length, only 1/4~1/8 of that of traditional flanged check valve;
2. Applicable for and easily installed for vertical or horizontal pipelines;
3. Quick valve disc closedown, low water hammer pressure;
4. Narrow valve travel and small closedown impact;
5. Long service life and good reliability.
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