OS&Y Gate Valve

OS&Y Gate Valve

ZhengFeng OS&Y Gate Valve is used for Building and industrial water supply system and fire protection system.

Payment Protection
On-time Shipment
Quality Protection

Application

Product Scope: NPS 2” ~ NPS24” , 10bar ~ 25bar


Features:

Reliable Three “O”-Rings Sealing,On-Line Changing

Body without Gate Slot, no Impurities Filling up

Zero Leakage under 1.5 Times Nominal Pressure or 0.02mpa



DesignStandard:BS 5150 / EN 1171 / AWWA C509

Face to Face Dimensions:ISO 5752  / EN558-1 / ASME B16.10

FlangeEnd Dimension :EN1092-2 / ASME 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

Disc

EPDM Coated Di

EN-JS1050

Stem


Stainless Steel 420

Stainless Steel 431

BS970 420S37

BS970 431S29

O-Ring

EPDM / NBR

Commercial

Hand Wheel

Ductile Iron

EN-JS1050

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

24

L

mm

178

190

203

229

254

267

292

330

356

381

406

432

457

508

D

mm

165

185

200

220

250

285

340

400

455

520

580

640

715

840

K

mm

125

145

160

180

210

240

295

355

410

470

525

585

650

770

d

mm

99

118

132

156

184

211

266

319

370

429

480

503

548

609

C

mm

19

19

19

19

19

19

20

22

24.5

26.5

28

30

31.5

36

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

20-37

H(max)

mm

350

406

520

568

640

755

960

1150

1300

1559

1704

1878

2030

2339


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