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Electric three eccentric hard sealing butterfly valve

Products > Butterfly valve > Electric three eccentric hard sealing butterfly valve

Electric three eccentric hard sealing butterfly valve

Model: D943H
Nominal diameter: DN50 ~ 2000mm
Nominal pressure: PN0.6 ~ 2.5MPa
Drive: worm gear, electric, pneumatic, hydraulic
manufacturing standards: JB / T 8527-97
Flange Standard: GB9113-2000
Structure length Standard: GB12221-89
Test standard: GB / T 13927-92
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Electric three eccentric hard sealing butterfly valve main technical parameters

Nominal diameter DN (mm)

50 ~ 2000

Nominal pressure PN (MPa)

0.6

1.0

1.6

2.5

Seal test (MPa)

0.66

1.1

1.76

2.75

Strength test (MPa)

0.9

1.5

2.4

3.75

proper temperature

Carbon steel: -29 ℃ ~ 425 ℃ Stainless steel: -40 ℃ ~ 650 ℃

Suitable media

Water, air, natural gas, oil and weak corrosive fluids

Leak rate

In line with GB / T13927-92 standards

Drive mode

Worm gear, electric, pneumatic, hydraulic

 

Electric three eccentric hard sealing butterfly valve main components and materials

Part Name

material

Body

WCB, alloy steel, stainless steel, QT450-10

Butterfly plate

WCB, alloy steel, stainless steel, QT450-10

Valve shaft

2Cr13 stainless steel, alloy steel

Sealing ring

Stainless steel ring

filler

Flexible graphite

 

Electric three eccentric hard sealing butterfly valve connection size

Nominal diameter (DN)

Main dimensions

Flange size and bolt size

1.0MPa

1.6MPa

2.5MPa

L

H1

H

D

D1

n-Фd

D

D1

n-Фd

D

D1

n-Фd

50

108

530

112

165

125

4-18

165

125

4-18

165

125

4-18

65

112

530

115

185

145

4-18

185

145

4-18

185

145

8-18

80

114

565

120

200

160

4-18

200

160

8-18

200

160

8-18

100

127

600

138

220

180

8-18

220

180

8-18

235

190

8-22

125

140

640

164

250

210

8-18

250

210

8-18

270

220

8-26

150

140

705

175

285

240

8-22

285

240

8-22

300

250

8-26

200

152

775

200

340

295

8-22

340

295

12-22

360

310

12-26

250

165

945

243

395

350

12-22

405

355

12-26

425

370

12-30

300

178

1070

250

445

400

12-22

460

410

12-26

485

430

16-30

350

190

1140

280

505

460

16-22

520

470

12-26

555

490

16-33

400

216

1210

305

565

515

16-26

580

525

16-26

620

550

16-36

450

222

1335

350

615

565

20-26

640

585

16-30

670

600

20-36

500

229

1415

380

670

620

20-26

715

650

20-30

730

660

20-36

600

267

1605

445

780

725

20-30

840

770

20-33

845

770

20-39

700

292

1844

480

895

840

24-30

910

840

24-36

960

875

24-42

800

318

2040

530

1015

950

24-33

1025

950

24-39

1085

990

24-48

900

330

2255

580

1115

1050

28-33

1125

1050

28-39

1185

1090

28-48

1000

410

2380

650

1230

1160

28-36

1255

1170

28-42

1320

1210

28-56

1200

470

2640

760

1455

1380

32-39

1485

1390

32-48

1530

1420

32-56

1400

530

2886

850

1675

1590

36-42

1685

1590

36-48

1755

1640

36-62

1600

600

3156

1030

1915

1820

40-48

1930

1820

40-56

1975

1860

40-62

1800

670

3421

1230

2115

2020

44-48

2130

2020

44-56

2195

2070

44-70

2000

760

3685

1350

2325

2230

48-48

2345

2230

48-62

2425

2300

48-70

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