PTFE Seat Wafer Double Disc Check Valve
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.
Pressure Rating For ASME
Pressure Rating For ISO
PN10,PN16,PN25,PN40,Suit For ISO Flange
Pressure Rating For JIS
5K,10K,20K,Suit For JIS Flange
Carbon steel, Stainless steel, Alloy steel, Bronze
NBR/EPDM/VITON/METAL(Same as Body)
API 594 and Manafacture's
1. Low volume, light weight, only 1/4~1/20 of those of traditional flanged check valve;
2. Integrated structure, simple and compact, in beautiful shape;
3. Smooth flow passageway and small fluid resistance;
4. Flexible action and good sealing performance;
5. Long service life and good reliability.
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