Flow Chart - bürkert 8041 Bedienungsanleitung

7.2 FLOW CHART

This chart makes it possible to choose the best suited fitting diameter depending on the
application flow rate and velocity.
m 3 /h
US gpm
l/min
100000
5000
20000
50000
10000
2000
30000
20000
5000
1000
10000
500
2000
5000
1000
200
3000
2000
500
100
1000
50
200
500
100
20
200
50
10
100
5
20
50
10
2
20
5
1
10
0.5
2
5
1
0.2
2
0.5
0.1
1
0.05
0.2
0.5
0.1
0.02
0.2
0.05
0.01
0.1
0.3 0.5
* for following fittings:
- with external threads acc. to SMS 1145
- with weld-ends acc. to SMS 3008, BS 4825 / ASME BPE or DIN 11850 Series 2
- TriClamp® acc. to SMS 3017 / ISO 2852, BS 4825 / ASME BPE or DIN 32676
TriClamp® is a registered trade mark of Alfa Laval Inc.
ANNEX
0.3 0.5 1 3 5
1 3 5 10
Flow velocity
38
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 (DN40)*
DN 25 (DN32)*
DN 20 (DN25)*
DN 15 (DN15 ou DN20)*
Selection example:
DN 8
- Flow rate of 10 m
- Ideal fluid velocity: 2 to 3 m/s
DN 6
For these specifications, the dia-
gram indicates a pipe size of DN40
[or DN50 for (*) mentioned fittings]
10 m/s
30 fps
3
/h
8041