Engineering Calculator
Professional piping engineering tools powered by industry-standard formulas and Takween Plast technical data.
Friction Loss Pipes
Friction Loss (Hazen-Williams)
Calculate head loss in cPVC, PPR, HDPE, and uPVC pipes using the Hazen-Williams equation for water flow.
GPM
0GPM500GPM
80160
m
mm
Default C = 150 for uPVC. The coefficient remains editable for project-specific pipe age, water quality, and standard requirements. GPM refers to US gallons per minute.