Appendix; Flow Charts; Flow Velocity - Burkert 8025 UNIVERSAL Notice D'utilisation

APPENDIX

Flow chart (l/min, DN in mm and m/s)
l/s
500
100
50
10
5
1
0.5
0.1
0.05
0.01
0.005
Example:
Specifications:
Nominal flow: 10m
Determination with ideal flow velocity: 2...3 m/s
With these specifications, the required orifice, as defined by the flow chart is
DN 40 (DN50)*.
* For following fittings:
- weld end fittings acc. to SMS 3008 or BS 4825 / ASME BPE
- Tri-Clamp® acc. to SMS 3017 / ISO 2852 or BS 4825 / ASME BPE
3
m /h
5000
l/min
50000
2000
1000
10000
500
5000
200
100
1000
50
500
20
10
100
5
50
2
20
1
10
0.5
5
3
0.2
2
0.1
1
0.05
0.5
0.02
0.3
0.2
0.01
0.1 0.2 0.3 0.5

Flow velocity

3
/h
E-33-
8025 UNIVERSAL
DN 400
DN 350
DN 300
DN 250
DN 200
DN 150
DN 125
DN 100
DN 80
DN 65
DN 50 (DN65)*
DN 40 (DN50)*
DN 32 (DN 40)*
DN 25 (DN32)*
DN 20 (DN25)*
DN 15 (DN 20)*
DN 08
DN 06
m/s
1 2 3 5 10