Pipe network butterfly valve

Pipe network butterfly valve

Product model: GD341X
Nominal diameter: 80-2000mm
Nominal pressure: 1.0~1.6MPa
Connection method: flange
Structural method: centerline type
Drive method: worm gear
Valve body material: HT200 WCB

Product Overview
The GD341X pipeline butterfly valve, also known as a flap valve, is a simple structure control valve. The valve is easy to operate, has tight sealing performance, and has a long service life. Suitable for occasions that require reliable sealing and good adjustment. The valve body adopts a split type, and the sealing at both ends of the valve shaft is controlled by adding fluorine rubber to the rotating base surface between the butterfly plate and the valve seat; Ensure that the valve shaft does not come into contact with the fluid medium in the cavity.




Main external connection dimensions

DN

 L

 H

D343H

D643H

0943H

PN1.6MPa

PN2.5MPa

mm

inch

short

long

H1

A1

B1

H2

A2

B2

H3

A3

B3

D

D1


Z-d


D


D1

Z-d

50

2

108

150

112

 350

180

200

625

245

72

530

250

255

165

125

4-18

165

125

4-18

65

21/2

112

170

115

370

180

200

625

245

72

530

250

255

185

145

8-18

185

145

8-18

80

3

114

180

120

380

180

200

645

245

72

565

250

255

200

160

8-18

200

160

8-18

100

4

127

190

138

420

180

200

675

355

92

600

250

255

220

180

8-18

235

190

8-22

125

5

140

200

164

460

180

200

715

355

92

640

250

255

250

210

8-18

270

220

8-26

150

6

140

210

175

555

270

280

800

355

92

705

300

315

285

240

8-22

300

250

8-26

200

8

152

230

200

760

400

425

850

250

170

775

300

315

340

295

12-22

360

310

12-26

250

10

165

250

243

830

400

425

925

250

170

945

300

315

405

355

12-26

425

370

12-30

300

12

178

270

250

895

450

560

1035

450

220

1070

300

315

460

410

12-26

485

430

16-30

350

14

190

290

280

950

450

560

1070

450

220

1140

300

315

520

470

16-26

555

490

16-33

400

16

216

310

305

1190

535

580

1190

450

220

1210

300

315

580

525

16-30

620

550

16-36

450

18

222

330

350

1255

535

580

1250

650

280

1335

575

714

640

585

20-30

670

600

20-36

500

20

229

350

380

1305

535

580

1290

650

280

1415

575

714

715

650

20-33

730

660

20-36

600

24

267

390

445

1340

570

660

1455

850

380

1605

656

810

840

770

20-36

845

770

20-39

700

28

292

430

480

1520

750

550

1585

850

380

1844

656

810

910

840

24-36

960

875

24-42

800

32

318

470

530

1710

750

550

1700

1250

380

2040

656

810

1025

950

24-39

1085

990

24-48

900

36

330

510

580

1810

750

550

1865

1250

380

2255

785

863

1125

1050

28-39

1185

1090

28-48

1000

40

410

550

650

1960

900

750

2015

1250

380

2380

785

863

1255

1170

28-42

1320

1210

28-56

1200

48

470

630

760

2250

1000

925

2250

1250

380

2640  

785

863

1485

1390

32-48

1530

1420

32-56

1400

56

530

710

850

2435

1000

925




2886  



1685

1590

36-48

1755

1640

36-62

1600

64

600

790

1030

2780

1000

 980 



 

3156


 

1930

1820

40-56

1975

1860

40-62

1800

72

670

870

1230

3020

1100

 980 




3421

 


2130

2020

44-56

2195

2070

44-70




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