Model HC44XRubber flap check valveMainly by the valve body, valve cover and rubber flap three main parts. The rubber flap is made of steel plate, steel rod and reinforced nylon cloth as the backing. The outer layer is made of rubber flap switching life of up to 1 million times. The valve adopts the full flow area type design, has the head loss first small, not easy to accumulate debris maintenance and other characteristics. The valve is mainly used in water supply and drainage systems can be installed in the pump outlet to prevent backflow and water hammer damage to the pump. The valve can also be installed in the reservoir inlet and outlet pipe bypass pipe to prevent backflow of pool water to the water supply system. Rubber flap check valve valve flap is fully lined with nitrile rubber and the valve body beveled metal combination of sealing, flap closing stroke is short, sealing performance is good, can significantly reduce the impact pressure of water hammer.

Product Features

Rubber flap check valve opening and closing parts rely on the flow of media and the power to open or close by itself to prevent backflow of media valve parts, designed mainly by the valve body, valve cover and rubber flap three main parts. Mainly for horizontal installation of water supply and drainage systems, can be installed in the pump outlet to prevent backflow and water hammer damage to the pump. It can also be installed on the bypass pipe of the inlet and outlet pipes of the cistern to prevent backflow of pool water into the water supply system.check valvesGenerally applicable to clean media, should not be used for solid particles and viscosity of the media.

Product Parameters

产品型号

HC44X-16Q

阀体材质

球墨铸铁

公称压力

≤1.6Mpa

适用介质

水等

适用温度

≤80°C

Product Size Reference

通径

L

D

D1

n-φd

DN40

200

150

110

4-18

DN50

200

160

125

4-18

DN65

205

180

145

4-18

DN80

220

195

160

8-18

DN100

245

215

180

8-18

DN125

275

245

210

8-18

DN150

325

280

240

8-23

DN200

395

335

295

12-23

DN250

495

405

355

12-25

DN300

545

460

410

12-25

DN350

605

520

470

16-25

DN400

650

580

525

16-30

DN450

705

640

585

20-30

DN500

750

705

650

20-34

DN600

848

840

770

20-41

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