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Three Eccentric Metal Seals Wafe Butterfly Valve

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  • HEARKEN

Material of main parts

Part Name

Material

Body

WCB,Stainless Steel,Cr-Mo steel,Alloy steel

Sealing Ring

Stainless Steel+Flexible graogite PTFE

Disc

WCB,Stainless Steel,Cr-Mo steel,Alloy steel

Stem

2Cr13,Stainless Steel

Packing

Flexible graphite,PTFE

Operate

Worm gear,Pneumatic,Electric-Motorized


Valve Design

Technical Specification

Valve Design

API 609,JIS B2064,JB/T 18527

Face to Face

ANSI B16.10-92,JIS B2002-87,GB/T 12221-89

Pressure Test

API 598,FIS B2003-87,GB/T 13927-92

Flange Drilling

ANSI B165a MSS-SP-44,JIS B2212-2216,GB/T 9113.1


Main external and connecting dimensions(mm)

10-1 butterfly valve cost

DN

NPS

D373H D373Y

D673H

D973H

H1

A1

B1

H2

A2

B2

H3

A3

B3

50

2

350

180

200

625

245

72

530

250

255

65

2 1/2

370

180

200

625

245

72

530

250

255

80

3

380

180

200

645

245

72

565

250

255

100

4

420

180

200

675

355

92

600

250

255

125

5

460

180

200

715

355

92

640

250

255

150

6

555

270

280

800

355

92

705

300

315

200

8

605

270

280

850

250

170

775

300

315

250

10

680

270

280

925

250

170

945

300

315

300

12

800

380

420

1035

450

200

1070

300

315

350

14

835

380

420

1070

450

220

1140

300

315

400

16

915

450

470

1190

450

220

1210

300

315

450

18

960

480

490

1250

650

280

1335

575

714

500

20

1020

480

490

1290

650

280

1415

575

714

600

24

1225

480

490

1455

850

380

1605

656

810

700

28

1355

640

660

1585

850

380

1899

656

810

800

32

1470

640

660

1700

1250

380

2040

656

810

900

36

1545

750

860

1965

1250

380

2255

785

863

1000

40

1795

850

900

2015

1250

380

2380

785

863

1200

48

1965

850

900

2250

1250

380

2640

785

863


DN

NPS

L

H

0.6MPa

1.0MPa

1.6MPa

2.5MPa

D1

Z-d

D1

Z-d

D1

Z-d

D1

Z-d

50

2

43

112

110

4-14

125

4-18

125

4-18

125

4-18

65

2 1/2

46

115

130

4-14

145

4-18

145

4-18

145

8-18

80

3

49

120

150

4-18

160

8-18

160

8-18

160

8-18

100

4

56

138

170

4-18

180

8-18

180

8-18

190

8-22

125

5

64

164

200

8-18

210

8-18

210

8-18

220

8-26

150

6

70

175

225

8-18

240

8-22

240

8-22

250

8-26

200

8

71

208

280

8-18

295

8-22

295

12-22

310

12-28

250

10

76

243

335

12-18

350

12-22

355

12-26

370

12-30

300

12

83

283

395

12-22

400

12-22

410

12-26

430

16-30

350

14

92

310

445

12-22

560

16-22

470

16-26

490

16-33

400

16

102

340

495

16-22

515

16-26

525

16-30

550

16-36

450

18

114

380

550

16-22

565

20-26

585

20-30

600

20-36

500

20

127

410

600

20-2

620

20-26

650

20-33

660

20-36

600

24

154

470

705

20-26

725

20-30

770

20-36

770

20-39

700

28

165

550

810

24-26

840

24-30

840

24-36

875

24-42

800

32

190

640

920

24-30

950

24-33

950

24-39

990

24-48

900

36

203

710

1020

24-30

1050

28-33

1050

28-39

1090

28-48

1000

40

216

770

1120

28-30

1160

28-36

1170

28-42

1210

28-56

1200

48

254

890

1340

32-33

1380

32-39

1390

32-48

1420

32-56

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