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Butterfly cushion check valve
Model: HH47, H47XF, HDH47X
Nominal pressure: PN1.0 ~ 2.5MPa
Nominal diameter: DN40 ~ 1000mm
Slow closing time: 3 to 60 seconds
Suitable medium: water, sewage, water
Temperature: 0 ~ 80 ℃ (if necessary ,
Up to 200 ℃) Flange standard: GB / T 17241.6 GB / T 9113
Test standards: GB / T 13927 AP1598

First, HH47X butterfly cushion check valve Product Overview:

The factory production of the buffer check valve is mainly used for industrial water supply, sewage treatment plant pump outlet, to prevent pipe network medium countercurrent. Automatic destruction of destructive water hammer to ensure that pumps and pipes from damage. The valve is mainly composed of a valve body, a valve disc, a buffer device and a micro regulating valve. The product has the advantages of novel structure, small volume, small fluid resistance, stable operation, reliable sealing, abrasion resistance and good buffer performance, and is the best product for industrial water and urban sewage.
 

Second, HH47X butterfly cushion check valve main components and materials:

Part Name

Body

Disc

Stem, cylinder, piston

spring

Seat

material

Gray cast iron, cast steel

Carbon steel

stainless steel

stainless steel

Nitrile rubber


 Third, HH47X butterfly cushioning check valve main shape connection size: 　　　　　　　　　　　　　　　　　　　　　　Unit: mm

DN (mm)

40

50

65

80

100

125

150

200

250

300

350

400

450

500

600

700

800

900

1000

L

140

150

170

180

190

200

210

230

250

270

290

310

330

350

390

430

470

510

550

H

200

215

225

235

280

290

310

350

415

450

480

550

585

640

720

780

840

990

1050

H1

88

98

108

118

130

148

172

210

240

264

297

324

351

379

434

491

549

60


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