Good Quality Swing Check Valve, Flange Ends, CL300 LBS

Nominal Diameter: 3 Inch
Nominal Pressure: Class 300
Body Material: ASTM A995 4A

Bonnet Material: ASTM A9954A

Disc Material: ASTM A182 F51

End Connect: Flange RF

Face to Face: 318mm

Main Features:

1. Valve disc design: Round or oval valve disc more flexible opening and closing

2. The valve stem is the center of the valve disc rotation, and the shaft seal can prevent fluid leakage along the valve stem, using packing or mechanical seal

3. The support structure of the valve disc ensures that the valve disc is more stable in operation and prevents deviation due to fluid pressure.

4. The guide mechanism ensures the precise guidance of the disc during rotation, reduces wear and prolongs service life