Chemical Engineering Calculator
Comprehensive toolkit for chemical engineering calculations
Piping
Sizing
Flow
Pump
Components
Reactor
Mass Balance
Piping Calculations
Composition Selection
Select Composition
Schedule & Diameter
Select Schedule
Select Diameter
Fittings
Select Fitting
Pipe Sizing
Calculate Diameter
Flow Rate (m³/s)
Velocity (m/s)
Calculate Diameter
Find Real Diameter
Calculated Diameter (mm)
Schedule
Find Real Diameter
Flow Calculations
Reynolds Number
Characteristic Diameter (mm)
Velocity (m/s)
Density (kg/m³)
Dynamic Viscosity (Pa·s)
Kinematic Viscosity (m²/s)
Note: Provide either density and dynamic viscosity OR kinematic viscosity.
Calculate Reynolds Number
Friction Factor
Roughness Type
Material Composition
Custom Value
Material Composition
Roughness (mm)
Diameter Type
Pipe Schedule
Custom Value
Pipe Schedule
Diameter (mm)
Diameter (mm)
Reynolds Number
Method
Calculate Friction Factor
Hydraulic Diameter
Shape
Calculate Hydraulic Diameter
Pump Calculations
Head Loss
Method
Pipe Length (m)
Diameter (mm)
Friction Factor
Velocity (m/s)
Flow Rate (m³/s)
Roughness Coefficient Selection
Material
Custom Value
Material
Roughness Coefficient
Fittings
+ Add Fitting
Calculate Head Loss
NPSH Available
Manometric Pressure (kgf/cm²)
Atmospheric Pressure (kgf/cm²)
Vapor Pressure (kgf/cm²)
Specific Mass (kg/m³)
Friction Factor (m)
Pump Inlet Velocity (m/s)
Gauge Elevation (m)
Calculate NPSH Available
Head
Pressure at Point 1 (Pa)
Pressure at Point 2 (Pa)
Elevation at Point 1 (m)
Elevation at Point 2 (m)
Velocity at Point 1 (m/s)
Velocity at Point 2 (m/s)
Specific Mass (kg/m³)
Friction Factor (m)
Calculate Head
Reactor Calculations
Components Properties
Balance Calculations