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Pipeline Pressure Drop Calculator

Calculate frictional pressure drop in pipelines using the Darcy-Weisbach equation. Essential for pipe sizing, pump selection, and flow system design in oil, gas, water, and chemical industries.

Fluid Velocity (m/s)

Pipe Diameter (m)

Pipe Length (m)

Fluid Density (kg/m³)

Surface Roughness (m)

Fill in the required fields to see your result.

Chemical Engineering

Pipe Flow Pressure Drop Calculator

Compute pressure drop along a straight pipe section using the Darcy-Weisbach equation, with automatic friction factor selection for laminar or turbulent flow. Essential for sizing pipes and checking pump requirements.

Volumetric Flow Rate (m³/h)

Pipe Inner Diameter (mm)

Pipe Length (m)

Fluid Density (kg/m³)

Dynamic Viscosity (Pa·s)

Pipe Roughness

Fill in the required fields to see your result.

Key differences

	Pipeline Pressure Drop Calculator	Pipe Flow Pressure Drop Calculator
Category	Chemical Engineering	Chemical Engineering
Inputs required	5	6
Result	Pressure Drop (kPa)	Pressure Drop (kPa)
What it does	Calculate frictional pressure drop in pipelines using the Darcy-Weisbach equation. Essential for pipe sizing, pump selection, and flow system design in oil, gas, water, and chemical industries.	Compute pressure drop along a straight pipe section using the Darcy-Weisbach equation, with automatic friction factor selection for laminar or turbulent flow. Essential for sizing pipes and checking pump requirements.