Flanged Flexible Disc Check Valve

Product Introduction:

The valve that opens or closes on its own by the force of the flow of the medium to prevent the medium from flowing back is called a check valve. Check valves belong to the category of automatic valves, which are mainly used in pipelines where the medium flows in one direction, and only allow the medium to flow in one direction to prevent accidents.

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Description

Technical Parameters

16. The corresponding size of the check valve should be determined, and the valve supplier must provide the data of the selected size, so that the valve size when the valve is fully opened at a given flow rate can be found;

17. For high and medium pressure check valves below DN50mm, vertical lift check valves and straight-through lift check valves should be used;

18. For low-pressure check valves below DN50mm, butterfly check valves, vertical lift check valves and diaphragm check valves should be used;

Material	Body	Ductile Iron,QT450
	Screw	SS304 Stainless Steel
	Gasket	NBR
End Connections	Flange × Flange
Flanges	ANSI150LB, BS 5404,GB Standard
Available Size	DN50 thru DN300 (3" thru 12")
Type	Ball Type
Working pressure	16 bar
Color	Red/Blue
Media	Water

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1) Flange End:ANSI150LB/BS5404;

2) Screw Material:SS304 Stainless Steel;

3) Gasket Material:DUCTILE IRON;

4) Body Material:Ductile Iron,QT450;

5) Disc Material:Ductile Iron,QT450,COVERD BY NBR;

6) Surface Finishing:Epoxy Red or Blue.