Select the default pipe criteria. The pipes must be in the Pipe Catalogue.

The settings will be applied to all pipes that are imported or added to the data file.

If a single pipe is selected, you can click Take From to read the selected pipe's settings.

If one or more pipes are selected, click Apply to change their settings to that specified in the Pipe Defaults.

Option

 

Description

Material

Select a material from the list.

Pressure Class

Select a pressure class from the list.

Nominal Diameter (mm)

Select a diameter from the list.

Internal Diameter (mm)

The internal diameter will be updated based on the nominal diameter selection. You can override this value.

Outside Diameter (mm)

The external diameter will be updated based on the nominal diameter selection. You can override this value.

Cover (mm)

Specify the minimum cover to the pipe.

Roughness (mm)

Specify the roughness coefficient of the pipe.

Minor Losses Coefficient

Specify the minor loss coefficient.

Bedding Class

Select the bedding class from the list.

Wall Reaction Coefficient (m/s)

Rate of the chemical reaction due to the contact of fluid particles with the pipe wall, and particularly with the bio-film attached on the wall. The default value works well for water dissolved chlorine of pipes in average condition.

Take From button

Read the defaults from an existing selected pipe.

Apply button

Click to apply the defaults to the current water selection set.