Large Resilient Seated Gate Valve

Large Resilient Seated Gate Valve

ZhengFeng Large Resilient Seated Gate Valve is used for Municipal construction and mining, gold, power plant and other industries.

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On-time Shipment
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Application

Product Scope: NPS 14” ~ NPS40” , 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

14

16

18

20

24

28

32

36

40

L

mm

381

406

432

457

508

610

660

711

811

D

mm

520

580

640

715

840

910

1025

1125

1255

K

mm

470

525

585

650

770

840

950

1050

1170

d

mm

429

480

503

548

609

720

820

928

1028

C

mm

26.5

28

30

31.5

36

39.5

43

46.5

50

n-φ

mm

16-28

16-31

20-31

20-34

20-37

24-37

24-41

28-41

28-44

H(max)

mm

1150

1275

1350

1500

1700

1800

2000

2400

2500


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