EngiRef / Pipe Schedule
NPS 12 Schedule 40
NPS 12 Schedule 40 (DN 300): 323.8 mm outside diameter, 10.31 mm wall. Inside diameter 303.18 mm, internal area 72181 mm². Mass 79.73 kg per metre.
Specification
- Nominal pipe size (NPS)
- 12
- Nominal diameter (DN)
- 300
- Schedule
- 40
- Outside diameter (mm)
- 323.8
- Wall thickness (mm)
- 10.31
- Inside diameter (mm)
- 303.18
- Mass per metre (kg/m)
- 79.73
- Internal area (mm²)
- 72181
Outside diameters follow ASME B36.10M; inside diameter is OD − 2 × wall thickness.