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Micro-resistance slow-closing check valve

Micro-resistance slow-closing check valve

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Describe
Product Usage
 
HH44X, HH44T, HH44H type micro-resistance slow-closing check valves are used for water supply and drainage pipes, installed at the pump outlet to prevent backflow of the medium and eliminate destructive water hammer, and can effectively reduce the water hammer pressure of the valve to ensure the pipe The network runs safely.
 
Features
 
The micro-resistance slow-closing check valve has light valve flap, large opening degree, remarkable power saving effect, small fluid resistance, novel design of water hammer elimination mechanism, stable and reliable sealing performance, wear resistance, long service life, stable operation and no vibration. No noise, etc.
 
Performance parameter
 

model

HH44T-10~25

HH44X-10~25

HH44H-10~25

Work pressure(MPa)

1.0~2.5

proper temperature(℃)

≤80

Applicable medium

water

material

Valve body, bonnet

Gray cast iron, carbon steel

Valve flap

Rubber assembly

Valve shaft

stainless steel

 

 

 

Nominal diameter

Main shape and connection size

L

W

H

HH44T-10 HH44X-10 H44H-10C HH44T-16 HH44X-16 HH44H-16C HH44T-25 HH44X-25 HH44H-25

50

230

270

300

65

290

290

320

80

310

300

354

100

350

320

350

125

400

340

380

150

480

410

500

200

500

450

580

250

600

550

670

300

700

580

730

350

800

630

820

400

900

700

920

450

1000

800

950

500

1100

900

1100

600

1300

990

1200

700

1400

1120

1550

800

1500

1300

1700