Weldon Industrial d.o.o.
Majevička 164, 76300 Bijeljina, Bosnia and Herzegovina
+387 66 395 698 · +387 65 222 957 · office@weldon-bn.com · weldon-bn.com
Majevička 164, 76300 Bijeljina, Bosnia and Herzegovina
+387 66 395 698 · +387 65 222 957 · office@weldon-bn.com · weldon-bn.com
Working pressure
Permissible working pressure by type, DN, number of braids and temperature.
Working pressure
| Version | Pw 20 °C (bar) | Test (bar) | Permissible at temp. (bar) | Suitable |
|---|
Values apply to flow without pressure surges or vibration. Pulsating pressure, shocks or vibration require a larger safety margin – please contact us.
Temperature factor Kt
| Temperature (°C) | -200 | -150 | -100 | -50 | 0 | 20 | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | 700 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kt | 1 | 1 | 1 | 1 | 1 | 1 | 0.95 | 0.83 | 0.75 | 0.69 | 0.65 | 0.61 | 0.58 | 0.56 | 0.54 | 0.53 | 0.52 | 0.34 | 0.19 | 0.1 |
Prt = Pr × Kt