DIN 3840 / BS EN 1868 PN16 DN400 CF8M Stainless Steel Threaded FLANGE CHECK VALVE

Check valves are automatic valves that open with forward flow and close with reverse flow.

Standards
Design and Manufacture:DIN 3840 / BS EN 1868
Face to face:DIN 3202/BS EN558-1
Flanged ends: DIN 2543/BS EN1092-1
Inspection and test: DIN 3230/BS EN12569

Details:
Size: DN80
Pressure: PN25
Body/Bonnet: A216 WCB
Disc:A216 WCB+13Cr
Seat: A105+13Cr
Bolted Bonnet Design

The pressure of the fluid passing through a system opens the valve, while any reversal of flow will close the valve. Exact operation will vary depending on the type of Check valve mechanism. Most common types of Check valves are swing, lift (piston and ball), butterfly, stop and tilting-disk.


Specifications:
 

Standards: