Welcome to ProcessCalc.in
Free process engineering calculators and micro-tools for chemical and process engineers.
Chemical Dosing
PPM dosing, pump rates & cost estimation.
Boiler Fuel
Fuel consumption, costs & CO₂ emissions.
Boiler Efficiency
Direct method efficiency & fuel savings.
Cooling Tower
Range, approach & cycles of concentration.
Shell & Tube HX
Thermal design — Kern, TEMA & ASME.
HX Design Guide
Complete step-by-step methodology.
LMTD Calculator
Log mean temperature difference.
HX Efficiency
Heat recovery & HVAC efficiency.
Conductive Heat
Fourier's law — walls & insulation.
Reynolds Number
Laminar, transitional & turbulent flow.
Colebrook Eq.
Darcy friction factor solver.
Pipe Sizing
Pressure drop & diameter sizing.
Orifice Plate
ISO 5167 flow measurement sizing.
Steam Tables
IAPWS-IF97 properties & Mollier solver.
Reactor / Agitator
Agitator power & heat transfer design.
Mixing Temperature
Final temperature when mixing fluids.
Pump Power
Hydraulic, shaft & motor power.
Pump Affinity
Impeller diameter & affinity laws.
Fast Calculations
Designed for quick field calculations.
Mobile Friendly
Responsive design for all devices.
100% Free
No login or subscription required.