صمام فراشة من الفولاذ المقاوم للصدأ

Part name

material

Valve body

WCB, alloy steel, stainless steel, QT450-10

Butterfly plates

WCB, alloy steel, stainless steel, QT450-10

Valve shaft

2Cr13 stainless steel, alloy steel

Seals

Stainless steel rings

stuffing

Flexible graphite

Nominal passage DN(mm)

50～2000

Nominal Pharmacology PN (MPa)

0.6

1.0

1.6

2.5

Leak Test (MPa)

0.66

1.1

1.76

2.75

Strength Test (MPa)

0.9

1.5

2.4

3.75

Applicable temperature

Carbon steel: -29°C~425°C Stainless steel: -40°C~650°C

Applicable media

Water, air, natural gas, oil and weakly corrosive fluids

Leakage rate

Comply with GB/T13927-92 standard

Drive mode

Worm gear drive, electric, pneumatic, hydraulic

Pathway

Main sizes

0.25MPa

0.6MPa

10MPa

mm

inch

L

H

H 1

D

D 1

Z-φd

b×f

D

D1

Z-φd

b×f

D

D1

Z-φ d

b×f

50

2

108

75

200

140

110

4-φ14

16×3

140

110

4-φ14

16×3

165

125

4-φ18

20×3

65

2-1/2

112

93

210

160

130

4-φ14

16×3

160

130

4-φ14

16×3

185

145

4-φ18

20×3

80

3

114

98

226

190

150

4-φ18

18×3

190

150

4-φ18

18×3

200

160

8-φ18

20×3

100

4

127

130

250

210

170

4-φ18

18×3

210

170

4-φ18

18×3

220

180

8-φ18

22×3

125

5

140

165

295

240

200

8-φ18

20×3

240

200

8-φ18

20×3

250

210

8-φ18

22×3

150

6

140

175

315

260

225

8-φ18

20×3

265

225

8-φ18

20×3

285

240

8-φ22

24×3

200

8

152

220

380

320

280

8-φ18

22×3

320

280

8-φ18

22×3

340

295

8-φ22

24×3

250

10

165

250

405

375

335

12-φ18

24×3

375

335

12-φ18

24×3

395

350

12-φ22

26×3

300

12

178

300

480

440

395

12-φ22

24×4

440

395

12-φ22

24×4

445

400

12-φ22

26×4

350

14

190

330

545

490

445

12-φ22

24×4

490

445

12-φ22

24×4

505

460

16-φ22

26×4

400

16

216

360

550

540

495

16-φ22

24×4

540

495

16-φ22

24×4

565

515

16-φ26

26×4

450

18

222

380

620

595

550

16-φ22

24×4

595

550

16-φ22

24×4

615

565

20-φ26

28×4

500

20

229

410

680

645

600

20-φ22

26×4

645

600

20-φ22

26×4

670

620

20-φ26

28×4

600

24

267

460

750

755

705

20-φ26

26×5

755

705

20-φ26

26×5

780

725

20-φ30

30×4

700

28

292

530

820

860

810

24-φ26

26×5

860

810

24-φ26

26×5

895

840

24-φ30

30×5

800

32

318

610

910

975

920

24-φ30

26×5

975

920

24-φ30

26×5

1015

950

24-φ33

32×5

900

36

330

640

930

1075

1020

24-φ30

26×5

1075

1020

24-φ30

26×5

1115

1050

28-φ33

34×5

1000

40

410

720

980

1175

1120

28-φ30

26×5

1175

1120

28-φ30

26×5

1230

1160

28-φ36

34×5

1200

48

470

820

1220

1375

1320

32-φ30

26×5

1405

1340

32-φ33

28×5

1455

1380

32-φ39

38×5

1400

56

530

930

1310

1575

1520

36-φ30

26×5

1630

1560

36-φ36

32×5

1675

1590

36-φ42

42×5

1600

64

600

80

1460

1830

1760

40-φ36

1915

1820

40-φ48

62×5

1800

72

670

1090

1560

2045

1970

44-φ39

2115

2020

44-φ48

2000

80

760

1190

1670

2265

2180

48-φ42

2325

2230

48-φ48