EngiRef / Pipe Schedule
NPS 1-1/2 Schedule 40
NPS 1-1/2 Schedule 40 (DN 40): 48.3 mm outside diameter, 3.68 mm wall. Inside diameter 40.94 mm, internal area 1316 mm². Mass 4.05 kg per metre.
Specification
- Nominal pipe size (NPS)
- 1-1/2
- Nominal diameter (DN)
- 40
- Schedule
- 40
- Outside diameter (mm)
- 48.3
- Wall thickness (mm)
- 3.68
- Inside diameter (mm)
- 40.94
- Mass per metre (kg/m)
- 4.05
- Internal area (mm²)
- 1316
Outside diameters follow ASME B36.10M; inside diameter is OD − 2 × wall thickness.