Spare Parts of Water Meter

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    Non return valve

  • Product Description
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Structure & Application

1. Non Return Valve is made up of body, base, insert, spring and seal washer.

2. Installed at the outlet pipe of DN15~DN50 Water meter.

3. Avoiding to lose accuracy after closing the faucet.

Working Conditions

Water temperature: ≤40℃ for cold water meter.

Water pressure: ≤1.6MPa.

Head loss Curve                                                                                          

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Working Conditions
Water temperature:    40    for cold water meter. Water pressure:    1.6MPa.

Dimensions  and  Weights

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Structure  View

 

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1. body 2. base 3. insert 4. Spring 5. Seal washer

 

GeneralAssembly
Drawing No.

ZN2.353.009

ZN2.353.005

ZN2.353.006

ZN2.353.023

ZN2.353.024

ZN2.353.007

ZN2.353.052

Nominal Diameter

DN15

DN20

DN25

DN32

DN40

DN50

 

Parameter diameter (mm)

L

19

24

30

38.5

42

50

50

L1

3

7

8

8

8

10

10.5

D

19.7

24.7

32

32

36.5

47

60

d

18

22

28.5

28.5

32

40

51

Valveweight(g/1PCS)

3.2

6.4

13.2

16.5

19.2

35.4

52.8

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