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Double Flanged Butterfly Valve

No.

Part Name

Material

1

Body

Grey Iron, Ductile Iron,
Cast steel, Stainless Steel

2

Disc

Ductile iron, Aluminum bronze, Stainless steel

3

Stem

Stainless Steel

4

Bushing

Lubricated bronze, PTFE

5

Seat

BUNA, EPDM, Neoprene, PTFE, NR, NBR, VITON

6

Pin

Stainless steel

7

O-ring

BUNA, EPDM

°°°°There are 4 screwed holes on the flange of short body flanged butterfly valve shown as the fig., the others are through holes. Those are all through holes for long body flanged butterfly valve.
 

Dimension and Weight°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°° unit: mm

DN

Manual actuator

D

Dl

d

b

f

n-d ¶’

H

H1

H2

L

L1

L2

L3

L4

L5

¶’

(KG)

Short Body

Long
Body

DN150

3D-20

285

240

212

26

3

8- ¶’ 22

521.5

418.5

103

-

210

100

58

148

194

-

180

37

DN200

3D-50

340

295

268

28

3

8- ¶’ 22

690

425.5

186

89

230

120

70

163

241

-

250

63

DN250

3D-120

390

350

320

28

4

12- ¶’ 22

800

449

221

114

250

98

95

193

291

-

350

94

DN300

3D-30/250

450

400

370

28

4

12- ¶’ 22

959

528

281

114

270

449

178

254

104

473

300

148

DN350

3D-30/250

505

460

432

30

4

16- ¶’ 22

1048

618

281

127

290

449

178

254

104

473

300

188

DN400

3D-30/250

565

515

482

30

4

16- ¶’ 26

1120

689

281

140

310

449

178

254

104

473

300

237

DN450

3D-30/250

615

565

532

34

4

20- ¶’ 26

1190

739

281

152

330

449

178

254

104

473

300

268

DN500

3D-30/400

670

620

585

34

4

20- ¶’ 26

1280

843

285

152

350

486

196

254

130

528

300

289

DN600

3D-60/800

780

725

685

35

5

20- ¶’ 30

1409

890

359

178

390

627

244

254

162

596

400

480

DN700

3D-60/800

895

840

800

40

5

24- ¶’ 30

1613

1055

359

229

430

627

244

254

196

596

400

615

DN800

3D-120/1500

1015

950

905

44

5

24- ¶’ 33

1736

1143

407

241

470

635

270

295

196

711

300

818

DN900

3D-120/1500

1115

1050

1005

44

5

28- ¶’ 33

1860

1267

407

241

510

635

270

295

295

711

300

945

DN1000

3D-120/1500

1230

1160

1110

50

5

28- ¶’ 36

2107

1431

462

300

550

955

455

296

296

807

300

1277

DN1200

3D-120/2500

1455

1380

1330

52

5

32- ¶’ 39

2326

1650

462

350

630

955

455

296

296

807

300

1764

 
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