EngiRef / Pipe Schedule

NPS 4 Schedule 40

NPS 4 Schedule 40 (DN 100): 114.3 mm outside diameter, 6.02 mm wall. Inside diameter 102.26 mm, internal area 8213 mm². Mass 16.07 kg per metre.

Specification

Nominal pipe size (NPS)
4
Nominal diameter (DN)
100
Schedule
40
Outside diameter (mm)
114.3
Wall thickness (mm)
6.02
Inside diameter (mm)
102.26
Mass per metre (kg/m)
16.07
Internal area (mm²)
8213

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