Basic information of Flapper Check Valve
This valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium.
Part |
Material |
Standard |
Body |
Ductile Iron |
EN 1563/DIN 1693 |
Ductile Iron |
EN 1563/DIN 1693 |
|
Disc |
Ductile Iron + EPDM / NBR |
EN 1563/ISO 4633 |
Seal |
EPDM / NBR |
ISO 4633 |
Nuts |
Stainless Steel 431 |
EN10088-1/ASTM A959 |
Bolts |
Stainless Steel 431 |
EN10088-1/ASTM A959 |
For the materials options not listed, consult factory. ZECO manufactures valves in more than 50 different alloys. |
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