Pression loss acier pipes
Reference data et engineering information about pression loss acier pipes pour fluid mechanics applications.
pressurelosssteelpipes
Overview
Pressure loss per 100 m of straight steel pipe for water flow at 20°C. Values are based on the Darcy-Weisbach equation with roughness ε = 0.045 mm (commercial steel).
Data Table
13 lignes
Pipe Size (NPS)(in) | Inner Diameter(mm) | Flow Rate(L/s) | Pressure Loss(kPa/100m) | Flow Rate(L/s) | Pressure Loss(kPa/100m) |
|---|---|---|---|---|---|
| 1/2 | 15.8 | 0.2 | 3.6 | 0.5 | 18 |
| 3/4 | 20.9 | 0.5 | 3.1 | 1 | 10 |
| 1 | 26.6 | 1 | 2.6 | 2 | 8.5 |
| 1-1/4 | 35.1 | 2 | 2.1 | 4 | 7 |
| 1-1/2 | 40.9 | 3 | 2.3 | 5 | 5.6 |
| 2 | 52.5 | 5 | 1.9 | 10 | 6.2 |
| 2-1/2 | 62.7 | 8 | 1.8 | 15 | 5.5 |
| 3 | 77.9 | 15 | 2.3 | 25 | 5.7 |
| 4 | 102.3 | 25 | 1.5 | 50 | 5 |
| 6 | 154.1 | 50 | 0.86 | 100 | 2.9 |
| 8 | 202.7 | 100 | 0.77 | 200 | 2.7 |
| 10 | 254.5 | 200 | 0.66 | 300 | 1.4 |
| 12 | 303.2 | 300 | 0.52 | 500 | 1.3 |
Source: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications