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Pressure Reducing Valve1

Pressure Reducing Valve1

·Sensitive and Accurate Pressure Control
·Easy Adjustment and Maintenance
·Tamper Resistant
·Fully Supported Frictionless Diaphragm
·Meets National Lead Reduction Mandate

Online Inquiry

Application

Product Scope: NPS 2” ~ NPS20” , 10bar ~ 25bar 

Features:·Sensitive and Accurate Pressure Control

                ·Easy Adjustment and Maintenance

                ·Tamper Resistant

                ·Fully Supported Frictionless Diaphragm

                ·Meets National Lead Reduction Mandate 

Face to Face Dimensions:AMSE B16.10

FlangeEnd Dimension :AMSE B16.10

Coating: Fusion Bonded Epoxy Coating  

Inspection and Test:API 598 / ISO 5208 / EN 12226-2


Part

Material

EN Spec.

Body

Ductile Iron

EN-JS1050

Bonnet

Ductile Iron

EN-JS1050

Trim

Stainless Steel 420

Stainless Steel 431

BS970 420S37

BS970 431S29

Seat

Stainless Steel 420

Stainless Steel 431

BS970 420S37

BS970 431S29

Diaphragm

EPDM / NBR

Commercial

For materials options not listed,consult factory.

ZhengFeng manufactures valves in more than 50 different alloys.




NPS

In

2

2 1/2

3

4

5

6

8

10

12

14

16

18

20

L

mm

205

216

260

320

362

415

500

605

725

787

787

864

914

D

mm

165

185

200

220

250

285

340

400

455

520

580

640

715

K

mm

125

145

160

180

210

240

295

355

410

470

525

585

650

d

mm

99

118

132

156

184

211

266

319

370

429

480

503

548

C

mm

19

19

19

19

19

19

20

22

24.5

26.5

28

30

31.5

n-φ

mm

4-19

4-19

8-19

8-19

8-19

8-23

12-23

12-28

12-28

16-28

16-31

20-31

20-34

H

mm

230

240

260

280

300

380

390

450

460

490

520

600

680