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| consult customer service | CN¥ 25.87 |
Allen Water Heating 9yr.
Contacts Allen Chat
Mobile 86-15068986842
E-mail www.646722115@qq.com
15068986842










|
Nominal diameter (DN)
|
Permanent traffic (Q₃) (m³/h)
|
Transition flow rate (Q₂) (m³/h)
|
Minimum flow rate (Q₁) (m³/h)
|
Overload flow (Q₄) (m³/h)
|
Measurement Grade
|
|
diameter 15
|
2.5
|
0.05
|
0.03125
|
3.1.25
|
Level 2
|
|
Diameter 20
|
4.0
|
0.08
|
0.05
|
5.0
|
Class 2
|
|
Diameter 25
|
6.3
|
0.126
|
0.078
|
7.87
|
Class 2
|
|
Diameter 32
|
10
|
0.2
|
0.125
|
1.2.5
|
Class 2
|
|
Diameter: 40
|
16
|
0.32
|
0.20
|
20
|
Class 2
|
|
Diameter: 50
|
2_5
|
0.5
|
0.3125
|
3.1.2.5
|
Class 2
|
|
Diameter 65
|
40
|
0.8
|
0.50
|
50
|
Class 2
|
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