Micro resistance slow closing check valve

Brand:aiwo/oem
Place Of Origin:Tianjin, China
Size:DN100-DN2600
Nominal pressure:PN10/PN16
Working temperature:-40℃~160℃
Color: Customize
Connection: flange
MOQ:1set/piece
Payment Method:L/C, D/A, D/P, T/T, Paypal
Supply Capacity:according to size 100-15000sets /pieces per month
Standard Packaging:Wooden box or customized

Categories:

Product Description

Check valve
The company production of type H47X butterfly type non-slam check valve,mainly used for industrinal water supply,sewage treatment plant the pump outlet,prevent network medium countercurrent.Automatically eliminate the destructive water hammer,so as to ensure that the water pump and pipeline from being damaged.The valve is mainly composed of a valve body,valve,buffer device and a micro regulating valve.The product has the advantages of novel structure,small volume,small floid resistance,stabie running,reliable sealing,wear resistance,good burffering performance characteristics,industrial water and city sewage best products.

Product Specification

Main External and Connection Dimension      Unit:mm

Type

Nominal diameter

L

D

D1

D2

H

B1

HH47X-16       HH47F-16       HH47H-16C

200

230

340

295

266

550

540

250

250

405

355

319

630

600

300

270

560

410

370

690

650

350

290

520

470

429

780

710

400

310

580

525

480

860

770

450

330

640

585

548

910

830

500

350

715

650

609

980

900

600

390

840

770

720

1070

1090

700

430

910

840

794

1220

1200

800

470

1025

950

901

1320

1320

900

510

1125

1050

1001

1430

1420

1000

550

1255

1170

1112

1550

1550

1200

630

1485

1390

1328

1800

1780

1400

710

1685

1590

1530

1980

2000

Technical specification

Stracture

Bolt-jointed bonnet lifting type,bolt-jointed bonnet swing type check valve

Design standard

ASME B16.34,BS5352

Face to face

ASME B16.10

Flanged end

ASME B16.5

Thread end

ASME B1.20.1

Socket welded end

ASME B16.11

Test&inspection

API 598

Material of main parts

NO.

Part name

Material

1

Body

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

2

Disc

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

3

Spring

Graphite&stainless steel

4

Bonnet

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

5

Bolt

ASTM A193-B7,A320-B8,A193-B8M

6

Ball

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

7

Spring

AISI 9260,AISI 6150,ASTM A182-F304,F316,F321,F304L,F316L

8

Rocker

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

9

Pivot

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

10

Seat

ASTM A105,ASTM A182-F11,F22,F5,F9,ASTM A182-F304,F316,F321,F304L,F316L

Main External and Connection Dimension        Unit:mm

Nominal diameter

Class 150

Class 300

Class 600

Dimension(mm)

Weight

Dimension(mm)

Weight

Dimension(mm)

Weight

mm

in

L(RF)

L(RTJ)

H

L(RF)

L(RTJ)

H

L(RF)

L(RTJ)

H

15

1/2

108

119

60

2.5(2.5)

152.5

163.5

60

2.5(2.7)

165

163.5

60

2.8(3.0)

20

3/4

117.5

130

60

3.3(3.4_

178

191

60

3.5(3.5)

191

190.5

60

4.2(4.1)

25

1

127

140

76

4.8(4.4)

203

216

78

5.0(4.8)

216

216

76

5.2(5.8)

32

5/4

140

153

85

7.0(8.2)

216

229

85

7.5(8.8)

229

229

85

7.7(9.5)

40

3/2

165

178

103

7.5(8.9)

228.5

241

103

7.9(9.8)

241

241

103

9.3(10.0)

50

2

203

216

118

11.0(12.5)

266.5

282

118

11.6(13.5)

292

295

118

13.2(15.5)