Customization: | Available |
---|---|
Media: | Water |
Temperature: | Ordinary Temperature |
Still deciding? Get samples of US$ 40/Piece
Order Sample
|
Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
---|
Payment Methods: |
|
---|---|
Support payments in USD |
Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
---|
Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
---|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
(SFCV) Rubber disc check valve is mainly composed of valve body, valve cover and rubber disc. The rubber flap is made of steel plate, steel bar and reinforced nylon cloth as the substrate, and the outer layer is covered with rubber. The service life of the valve flap switch can reach 1 million times. The valve is designed with full flow area type, which has the characteristics of small head loss, not easy to accumulate sundries and easy to maintain. The valve is mainly suitable for the water supply and drainage system, and can be installed at the water outlet of the water pump to prevent backflow and water hammer damage to the pump. The valve can also be installed on the bypass pipe of the water inlet and outlet pipes of the reservoir to prevent the backflow of the pool water into the water supply system.
Meterial of main parts
Gomponents name | Material |
Valve body | Cast iron .ductile iron .cast steel |
Valve cover | Rubber Combinationcomponents |
Spring | Stainless steel |
Technical data
PN (MPa) Nominal Pressure | 1.0 | 1.6 | 2.5 |
(MPa) Intensity pressure test | 1.5 | 2.4 | 3.75 |
(MPs) Seal pressure | 1.1 | 1.76 | 2.75 |
°C Suitable temperature | ≤80 | ||
Suitable Mediums | Clearwater,Sewage,Seawater | ||
Slow shuts the time | ≤60 seconds |
Dimension
DN(MM) | L | D | D1 | dn | n |
50 | 203 | 165 | 125 | 17.5 | 4 |
65 | 216 | 185 | 145 | 17.5 | 4 |
80 | 241 | 200 | 160 | 17.5 | 8 |
100 | 292 | 220 | 180 | 17.5 | 8 |
150 | 356 | 285 | 240 | 22 | 8 |
200 | 495 | 340 | 295 | 22 | 8 |
250 | 622 | 395 | 350 | 22 | 12 |
300 | 698 | 445 | 400 | 22 | 12 |
350 | 787 | 505 | 460 | 22 | 16 |
400 | 914 | 565 | 515 | 22 | 16 |
450 | 978 | 615 | 565 | 26 | 20 |
500 | 978 | 670 | 620 | 26 | 20 |
600 | 1295 | 780 | 725 | 30 | 20 |