Wafer Butterfly Valve

Size Range

Body Material

2"-80"

DN50-DN2000

WCB, CF8, CF8M, CF3, CF3M, LCB, WC6 etc.

Pressure Rating

Disc Material

Class150-Class600

PN10-PN16

WCB, CF8, CF8M, CF3, CF3M, LCB, WC6 etc.

End Connection

Seat sealing

Wafer

EPDM/PEFE/NBR/VITON, 304+Graphite, 316+Graphite

Structure Style

Stem Material

Triple Eccentric, Concentric

SS304/SS316, F6a, F53, F51

Actuator Options

Design Standard

Lever, Worm Gear, Pneumatic, Electric.

MSS SP-67, API609, EN593, GB/T12238-2008

Temperature Range

Face to Face Standard

-29℃~425℃

API609, ISO5752 series 20, BS5155, GB/T12221-2005 ASME B16.5

Connection Standard

Test Standard

Flange Drilling: ANSI B 16.5, EN1092-1, JB/T 79.1-1994 ASME B16.10

API598

DN

L

H

HO

A

B

0.6MPa

1.0MPa

1.6MPa

-

-

-

Do

n-d

Do

n-d

Do

n-d

-

-

-

-

-

-

50

43

63

235

270

110

110

4-14

125

4-18

125

4-18

65

46

70

250

270

110

130

4-14

145

4-18

145

4-18

80

46

83

275

270

110

150

4-18

160

8-18

160

8-18

100

52

105

316

270

110

170

4-18

180

8-18

180

8-18

125

56

115

340

310

110

200

8-18

210

8-18

210

8-18

150

56

137

376

310

110

225

8-18

240

8-22

240

8-22

200

60

164

430

353

150

280

8-18

295

8-22

295

12-22

250

68

206

499

353

150

335

12-18

350

12-22

355

12-26

300

78

230

570

380

150

395

12-22

400

12-22

410

12-26