EngiRef / Pipe Schedule

NPS 1-1/2 Schedule 80

NPS 1-1/2 Schedule 80 (DN 40): 48.3 mm outside diameter, 5.08 mm wall. Inside diameter 38.14 mm, internal area 1143 mm². Mass 5.41 kg per metre.

Specification

Nominal pipe size (NPS)
1-1/2
Nominal diameter (DN)
40
Schedule
80
Outside diameter (mm)
48.3
Wall thickness (mm)
5.08
Inside diameter (mm)
38.14
Mass per metre (kg/m)
5.41
Internal area (mm²)
1143

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