Nps nominal tuyau sizes
Reference data et engineering information about nps nominal tuyau sizes pour fluid mechanics applications.
npsnominalpipesizes
Overview
Nominal Pipe Size (NPS) is the North American standard for pipe sizing. The nominal size does not match the actual outside diameter for sizes above 12 inches.
Data Table
16 lignes
NPS(in) | Outside Diameter(mm) | ID (Sch 40)(mm) | ID (Sch 80)(mm) |
|---|---|---|---|
| 1/8 | 10.3 | 6.8 | 5.5 |
| 1/4 | 13.7 | 9.2 | 7.7 |
| 3/8 | 17.1 | 12.5 | 10.7 |
| 1/2 | 21.3 | 15.8 | 13.8 |
| 3/4 | 26.7 | 20.9 | 18.5 |
| 1 | 33.4 | 26.6 | 24.3 |
| 1-1/4 | 42.2 | 35.1 | 32.5 |
| 1-1/2 | 48.3 | 40.9 | 38.1 |
| 2 | 60.3 | 52.5 | 49.3 |
| 2-1/2 | 73 | 62.7 | 59 |
| 3 | 88.9 | 77.9 | 73.7 |
| 4 | 114.3 | 102.3 | 97.2 |
| 6 | 168.3 | 154.1 | 146.4 |
| 8 | 219.1 | 202.7 | 193.7 |
| 10 | 273.1 | 254.5 | 244.5 |
| 12 | 323.9 | 303.2 | 292.1 |
Source: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications