BWWA Worm Gear Wafer Centre Line Butterfly Valve
BWWA Worm Gear Wafer Centre Line Butterfly Valve
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  • Parameters

Product Features

·Turbo manual butterfly valve have simple structure,  Large output torque,

can control large diameter butterfly valve

·Just rotate90 °to quickly open and close, easy to operate,at the same time this valve

have good fluid control characteristic.

·Butterfly valvein the fully open position, the discthickness is only resistance when the medium

flows through the body ,producedby the valve pressuredrop is small

·It has a better flowcontrol characteristics

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Performance Specification

Body material: cast iron,steel, stainless steel

Seal material:ethylene-propylene rubber(EPDM) -40 ~ + 125 ℃

Nitrile rubber(NBR) -20 ~ + 82 ℃

Silicone rubber(SI) -70 ~ + 150 ℃

Fluorine rubber(VITON) -23 ~ + 150 ℃

Teflon(PTFE) + 10 ~ + 150 ℃

Applicable media: fresh water,sewage,sea water,air,steam, food, medicines,

                 oils, acids,bases, salts ect.

Dimensions


DN

L

H

HO

A

B

0.6MPa

1.0MPa

1.6MPa

DO

n-d

DO

n-d

DO

n-d

50

43

63

306

180

200

110

4-14

125

4-18

125

4-18

65

46

70

321

180

200

130

4-14

145

4-18

145

4-18

80

46

83

346

180

200

150

4-18

160

8-18

160

8-18

100

52

105

387

180

200

170

4-18

180

8-18

180

8-18

125

56

115

411

180

200

200

8-18

210

8-18

210

8-18

150

56

137

447

270

280

225

8-18

240

8-22

240

8-22

200

60

164

572

270

280

280

8-18

295

8-22

295

8-22

250

68

206

646

270

280

335

12-18

350

12-22

355

12-26

300

78

230

738

380

420

395

12-22

400

12-22

410

12-26

350

78

248

761

380

420

445

12-22

460

16-22

470

16-26

400

102

289

877

450

470

495

16-22

515

16-26

525

16-30

450

114

320

938

480

490

550

16-22

565

20-26

585

20-30

500

127

343

993

480

490

600

20-22

620

20-26

650

20-33

600

154

413

1131

480

490

705

20-26

725

20-30

770

20-36

700

165

478

1476

640

660

810

24-26

840

24-30

840

24-36

800

190

525

1533

640

660

920

24-30

950

24-33

950

24-39

900

203

585

1655

750

860

1020

24-30

1050

28-33

1050

38-39

1000

216

640

1765

850

900

1120

28-30

1160

28-36

1170

28-42

1200

254

755

1995

850

900

1340

32-33

1380

32-39

1390

32-48





编号
1.c.7