Material of main parts

Part Name

Valve body

Butterfly board

Bracket

Pressure ring

Stem

Sealing ring

D343X/F-10

HT250QT450-10

QT450-10

HT200

QT450-10

35304

Nitrile rubber NBR

Performance specification

Model

Nominal pressure (MPa)

Butterfly board corner

Test pressure

Applicable temperature (℃)

Applicable medium

Strength (water)

Seal (water)

D343X/F-10

1.6

90°

2.4

1.8

-10~200

Clean water, sewage, oil

Standards and norms

Design and manufacture

Structure length

Connecting flange

Test and inspection

GB12238

GB12221

GB/T17241.6

GB/T13927

D343X/F-10/10Q external dimensions and connection dimensions

DN (mm)

L

H0

D

D1

b

Z-Φd

100

190

239.5

220

180

24

8-Φ19

150

210

302

285

240

26

8-Φ23

200

230

353

340

295

28

8-Φ23

250

250

407

390

350

28

12-Φ23

300

270

466

445

400

28

12-Φ23

350

290

510

505

460

30

16-Φ23

400

310

548

565

515

32

16-Φ28

450

330

573

615

565

32

20-Φ28

500

350

646

670

620

34

20-Φ28

600

390

688

780

725

36

20-Φ31

700

430

865

895

840

40

24-Φ31

800

470

914

1015

950

44

24-Φ34

900

510

971

1110

1050

46

28-Φ34

1000

550

1115

1230

1160

50

28-Φ37

1200

470

1251

1455

1380

56

32-Φ40

1400

530

1441

1675

1590

62

36-Φ43

1600

600

1606

1915

1820

68

40-Φ49

1800

670

1873

2115

2020

70

44-Φ49

2000

760

1996

2325

2230

74

48-Φ49