EngiRef / Pipe Schedule

NPS 3/8 Schedule 40

NPS 3/8 Schedule 40 (DN 10): 17.1 mm outside diameter, 2.31 mm wall. Inside diameter 12.48 mm, internal area 122 mm². Mass 0.84 kg per metre.

Specification

Nominal pipe size (NPS)
3/8
Nominal diameter (DN)
10
Schedule
40
Outside diameter (mm)
17.1
Wall thickness (mm)
2.31
Inside diameter (mm)
12.48
Mass per metre (kg/m)
0.84
Internal area (mm²)
122

Outside diameters follow ASME B36.10M; inside diameter is OD − 2 × wall thickness.