Pressure ratings
![divider](/images/trenner/trenner.png)
Pressure ratings - PE 100
The indicated operating pressures apply for an operating temperature of 20°C.
SDR |
S |
PN Pipe |
||||||||
Diameter- wall thickness ratio | Pipe series | Water max. operating pressure in bar [C = 1,25] |
Gas max. operating pressure in bar [C = 2] |
|||||||
41 | 20 | 4 | – | |||||||
33 | 16 | 5 | – | |||||||
26 | 12,5 | 6 | – | |||||||
21 | 10 | 8 | – | |||||||
17 | 8 | 10 | 5 | |||||||
13,6 | 6,3 | 12,5 | – | |||||||
11 | 5 | 16 | 10 | |||||||
9 | 4 | 20 | 12,5* | |||||||
7,4 | 3,2 | 25 | – |
*only valid for the Russian market
Pressure reduction factor
![](/images/standard/minderungsfaktor_0_5.png)
Pressure reduction factor 0,5
![](/images/standard/minderungsfaktor_0_6.png)
Pressure reduction factor 0,6
![](/images/standard/minderungsfaktor_0_75.png)
Pressure reduction factor 0,75
![](/images/standard/minderungsfaktor_0_8.png)
Pressure reduction factor 0,8
Due consideration of the pressure reducing factor (ƒB) the maximum allowable operating pressure PFA (20°C water) can be determined.
The following formula is used for this: