Pressure Reducing Valve with strainer & piston type

Pressure Reducing Valve with strainer & piston type

Ze Pressure Reducing Valve with strainer & piston type is used for fire test circulation systems and other water supply systems in high-rise buildings.

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Application

Product Scope: NPS 2” ~ NPS16” , 10bar ~ 25bar


Features:

Sensitive and Accurate Pressure Control

Easy Adjustment and Maintenance

Tamper Resistant

Fully Supported Frictionless Diaphragm

Meets National Lead Reduction Mandate

Filtering Clutter


Face to Face Dimensions:AMSE B16.10

Flange End 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

Piston

Stainless Steel 420

Stainless Steel 431

BS970 420S37

BS970 431S29

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

L

mm

270

290

360

400

470

535

670

780

895

1000

1120

H

mm

400

410

425

460

550

610

772

935

1000

1080

1145

D

mm

160

185

200

220

250

285

340

405

460

520

580

K

mm

125

145

160

180

210

240

295

355

410

470

525

N-φ

mm

Φ18*4

Φ18*4

Φ18*8

Φ18*8

Φ18*8

Φ23*8

Φ23*12

Φ27*12

Φ27*12

Φ27*12

Φ27*12

H1

mm

155

165

180

210

240

260

330

410

485

530

590


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