Calculus models for steel tubes for general purpose thread EN 10255 galvanised (water at room temperature)
DN <= 3''

Flow resistance in mm/m

Flow rate in l/s

Internal diameter in mm

Calculus models for steel tubes for general purpose thread EN 10255 black (water at room temperature).
DN <= 3''

Flow resistance in mm/m

Flow rate in l/s

Internal diameter in mm

Calculus models for mains pipes to carry water EN 10224
DN <= 400''

Flow resistance in m/km

Flow rate in l/s

Internal diameter in mm

Calculus models for mains pipes to carry gas UNI EN 10208-1
black internally

Flow resistance in mm H₂O

Flow rate in Nm³/h

Calculus models for tubes in carbon steel and alloy steel black plain ends

Metric weight of tube