EngiRef / Pipe Schedule
NPS 2-1/2 Schedule 40
NPS 2-1/2 Schedule 40 (DN 65): 73 mm outside diameter, 5.16 mm wall. Inside diameter 62.68 mm, internal area 3085 mm². Mass 8.63 kg per metre.
Specification
- Nominal pipe size (NPS)
- 2-1/2
- Nominal diameter (DN)
- 65
- Schedule
- 40
- Outside diameter (mm)
- 73
- Wall thickness (mm)
- 5.16
- Inside diameter (mm)
- 62.68
- Mass per metre (kg/m)
- 8.63
- Internal area (mm²)
- 3085
Outside diameters follow ASME B36.10M; inside diameter is OD − 2 × wall thickness.