Nps nominal труба sizes
Reference data и engineering information about nps nominal труба sizes для 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 строк
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 |
Источник: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications