EngiRef / Pipe Schedule

NPS 12 Schedule 80

NPS 12 Schedule 80 (DN 300): 323.8 mm outside diameter, 17.45 mm wall. Inside diameter 288.9 mm, internal area 65579 mm². Mass 132.04 kg per metre.

Specification

Nominal pipe size (NPS)
12
Nominal diameter (DN)
300
Schedule
80
Outside diameter (mm)
323.8
Wall thickness (mm)
17.45
Inside diameter (mm)
288.9
Mass per metre (kg/m)
132.04
Internal area (mm²)
65579

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