No

PART

material

1.

Valve Body

Ductile Iron GGG40/GGG50

2.

Resilient Wedge

Ductile Iron/EPDM

3.

Wedge Nut

Bronze ZQSn5-5-5

4.

Stem

Stainless Steel 1Cr13

5.

Bonnet Gasket

EPDM

6.

Bonnet Screw

Alloy Steel ASTM 45#

7.

Bonnet

Ductile Iron GGG40/GGG 50

8.

Stem Primary O-Ring

EPDM

9.

Stem Thrust Washer

Nylon 1010

10.

Gland Seal O-Ring

EPDM

11.

Stem Ring Wiper

EPDM

12.

Operating Nut Washer

Carbon Steel Zinc Plated

13

Operating Nut Screw

Carbon Steel Zinc Plated 45#

14.

Handwheel

Carbon steel ST12

15.

Stem Primary O-Ring

EPDM

16.

Stem Seal Bushing

Brass H62

DN

PN

L

n-Φd

D

Φ

d

b

t

H

H1

G

F4

F5

50

10

150

250

4-Φ19

165

125

98

19

3

335

253

Φ200

16

65

10

170

270

4-Φ19

185

145

118

19

3

376

284

Φ200

16

80

10

180

280

4-Φ19

200

160

133

19

3

420

320

Φ250

16

8-Φ19

100

10

190

300

8-Φ19

220

180

153

19

3

453

343

Φ288

16

125

10

200

325

8-Φ19

250

210

183

19

3

533

408

Φ350

16

150

10

210

350

8-Φ23

285

240

209

19

3

567

425

Φ350

16

200

10

230

400

8Φ23

340

295

264

20

3

700

530

Φ380

16

12-Φ23

250

10

250

450

12-Φ23

400

350

319

22

3

821

621

Φ450

16

12-Φ28

355

300

10

270

500

12-Φ23

455

400

367

24.5

4

930

703

Φ500

16

12-Φ28

410

350

10

290

550

16Φ23

16-Φ28

520

460

470

429

26.5

4

1097

841

Φ500

16

400

10

310

600

16-Φ28

16-Φ31

580

515

525

480

28

4

1199

922

Φ500

16

450

10

330

650

20-Φ29

640

565

585

550

30

4

1342

1022

Φ500

16

20-Φ31

500

10

350

700

20-Φ29

715

620

609

31.5

4

1535

1177

Φ500

16

20-Φ35

650

600

10

390

800

20-Φ32

840

725

682

36

5

1799

1379

Φ500