Engineering tools
Calculators that save the spec sheet.
Four standard-based widgets every plumbing engineer reaches for: pipe sizing, thermal expansion, heat-fusion times, and pipe weight for ordering.
Pipe sizing & pressure loss
PPR-C, water at the temperature you set. Inner diameter taken from DIN 8077 per PN class.
Inner diameter16.6 mm
Flow velocity2.31 m/sWithin recommended 0.3–2.5 m/s
Reynolds number35568
Friction factor0.0230
Pressure loss185.20 kPa
Equivalent head18.88 m·c·l
ΔP = f · (L/D) · (ρ·v²/2) · v = Q/A · Re = vD/ν