EngiRef / Pipe Schedule

NPS 1-1/4 Schedule 80

NPS 1-1/4 Schedule 80 (DN 32): 42.2 mm outside diameter, 4.85 mm wall. Inside diameter 32.5 mm, internal area 829 mm². Mass 4.47 kg per metre.

Specification

Nominal pipe size (NPS)
1-1/4
Nominal diameter (DN)
32
Schedule
80
Outside diameter (mm)
42.2
Wall thickness (mm)
4.85
Inside diameter (mm)
32.5
Mass per metre (kg/m)
4.47
Internal area (mm²)
829

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