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      Product Introduction
Butterfly Valve
Flange Metal to Metal Three Eccentric Butterfly Valve With Worm Worm Gear
Outer Size Unit:mm

size

DN

50

65

80

100

125

150

200

250

300

350

400

450

500

600

700

800

900

1000

IN

2"

2.5"

3"

4"

5"

6"

8"

10"

12"

14"

16"

18"

20"

24"

28"

32"

36"

40"

 

1.0

165

185

200

220

250

285

340

395

445

505

565

615

670

780

895

1015

1115

1230

D

1.6

165

185

200

220

250

285

340

410

465

525

585

645

710

845

910

1025

1125

1255

 

2.5

165

185

200

230

270

300

360

425

485

550

610

660

730

840

£­

£­

£­

£­

D1

1.0

125

145

160

180

210

240

295

350

400

460

515

565

620

725

840

950

1050

1160

1.6

125

145

160

180

210

240

295

355

410

470

525

585

650

770

840

950

1050

1170

2.5

125

145

160

190

220

250

310

370

430

490

550

600

660

770

£­

£­

£­

£­

D2

1.0

102

122

133

158

184

212

268

320

370

430

482

532

585

685

800

905

1005

1110

1.6

102

122

133

158

184

212

268

320

375

435

485

545

608

718

795

898

1005

1110

2.5

102

122

135

160

188

218

278

332

390

448

505

555

610

718

£­

£­

£­

£­

n-d

1.0

4-18

4-18

8-18

8-18

8-18

8-23

8-23

12-23

12-23

16-23

16-26

20-26

20-26

20-30

24-30

24-33

28-33.

28-36

1.6

4-18

4-18

8-18

8-18

8-18

8-23

12-23

12-26

12-26

16-26

16-30

20-30

20-33

20-39

24-36

24-39

28-39

28-42

2.5

4-18

8-18

8-18

8-23

8-26

8-26

12-26

12-30

16-30

16-33

16-33

20-33

20-39

20-39

£­

£­

£­

£­

b

1.0

20

20

22

24

26

26

28

28

28

30

32

32

34

36

40

44

46

50

1.6

20

20

20

22

22

24

24

26

28

30

32

34

36

38

40

42

44

46

2.5

20

22

24

24

26

28

30

32

34

38

40

42

44

46

£­

£­

£­

£­

L

108

112

114

127

140

140

152

165

178

190

216

222

229

267

292

318

330

410

L1

149

149

149

205

205

238

238

254

254

348

348

348

385

385

499

499

472

615

L 2

100

100

110

145

145

160

160

209

209

258

258

258

323

323

430

430

430

582

H

272

293

332

395

420

493

560

642

702

793

861

908

968

1088

1279

1387

1670

1741

H1

55

66

85

105

120

148

180

200

230

275

310

335

363

418

490

546

612

648

H 2

155

165

185

205

215

245

280

315

345

365

398

420

445

510

588

640

720

747

¦Õ

120

120

120

150

150

250

250

300

300

420

420

420

480

480

480

480

480

480

Notes:
1. The flange size in the form is according to GB/T17241¡¢GB/T9113¡¢GB/T9115¡¢JB/T79
2. Size H2 can be longer according to the client needs(CD343H worm gear torque metal to metal sealing flange Butterfly Valve)
 


 
 
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Address:No.128 Yong Wai Street Chongwen District Beijing   Postal Code:100075
Tel:010-67223388¡¡Fax:86-10-67235888   E-mail:lzgdyhl@163.com¡¡Web:http://www.dyhl.com.cn