Pipe Roughness
Roughness values for common pipe materials, with source notes and applicability limits.
epsilonfrictionmaterials
Tables
Useful data tables without mystery provenance.
Tables will be source-backed, citation-aware, and linked from calculators and reference pages.
Planned table candidates
The first tables support fluids and piping calculations.
Pipe Schedule Dimensions
Nominal pipe size, schedule, diameter, and wall information for pipe flow workflows.
NPSschedulediameter
Common Water Properties
Common water properties used by introductory fluids calculators.
densityviscositytemperature