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JIS Standard Swing Check Valve

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JSI standard flange check valve product brief:


Swing flange check valve function is used to prevent backflow of media in the pipeline. Check valve belongs to the automatic valve category, the opening and closing parts rely on the force of the flowing medium to open or close by itself. Check valve is only used for one-way flow of media on the pipeline, to prevent the media backflow, in order to prevent accidents. Swing flange check valve applicable media: water, oil, steam, acidic media, etc., the product is widely used in petroleum, chemical, pharmaceutical, electric power industry and other working conditions of the pipeline.


JSI standard flange check valve product features:


Swing-type flange check valve is by the flow of the medium itself in the pipeline to generate the force and automatically open and close, belongs to a kind of automatic valve. Check valve is used in pipeline system, its main role is to prevent the media backflow, prevent the pump and its driving motor machine reversal, as well as containers of media discharge. Check valves can also be used to give which the pressure may rise to more than the main system pressure of the auxiliary system to provide supply pipeline. Swing-type flange check valve function is used to prevent the backflow of the medium in the pipeline. Check valve belongs to the automatic valve class, the opening and closing parts rely on the force of the flowing medium to open or close by itself. Check valve is only used for one-way flow of media on the pipeline, to prevent the media backflow, in order to prevent accidents. Check valve applicable media for: water, oil, steam, acidic media.


JSI Standard Swing Check Valve Overview


Structure lengthFace To Face

Flange Size
Flange Dimension

Pressure-Temperature
Pressure Temperaturae Lating

Test-inspection
Inspection and Test

JIS B2002

JIS B2212 B2214

JIS B2074 B2084

JIS B2003


JSI Standard Swing Check Valve 10K Specifications Main Dimensions and Weights



Design and Manufacture

Face To Face

Flange Dimension

Pressure Temperature Lating

Inspection and Test

JIS B2074 B2084

JIS B2002

JIS B2212 B2214

JIS B2074 B2084

JIS B2003


Main features:

1. Bolt-on hood

2.For horizontal or vertical lines

3.Oscillating or lifting discs

4.Flanged end


 Face To Face

Flange Dimension

Pressure Temperature Lating

Inspection and Test

JIS B2002

JIS B2212 B2214

JIS B2074 B2084

JIS B2003


10K Specifications Size Main Dimensions and Weight J41H (Y W F)Standard STD


Design and Manufacture

Face To Face

Flange Dimension

Pressure Temperature Lating

Inspection and Test

JIS B2074 B2084

JIS B2002

JIS B2212 B2214

JIS B2074 B2084

JIS B2003


10K Size Main Dimensions and Weight J41H (Y W F)


DN mm

in

L

D

D1

D2

b

n-φd

H

D0

W(kg)

50

2

203

155

120

100

16

4-19

165

165

17

65

21/2

216

175

140

120

18

4-19

175

175

25

80

3

241

185

150

130

18

8-19

190

190

29

100

4

292

210

175

155

18

8-19

215

215

50

150

6

406

280

240

215

22

8-23

265

265

85

200

8

495

330

290

265

22

12-23

320

320

150

250

10

622

400

355

325

24

12-25

365

365

240

300

12

698

445

400

370

24

16-25

415

415

35

350

14

787

490

445

415

26

16-25

460

460

460

400

16

864

560

510

475

28






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