Welcome to ChemicalEngineers.in

Your comprehensive hub for chemical engineering tools and calculators. Our mission is to provide engineers with accurate, easy-to-use calculation tools that save time and reduce errors in daily engineering tasks.

Browse our collection of calculators below, each designed with industry standards and best practices in mind. All calculations are performed client-side for your privacy and convenience.

Engineering Calculators

Pressure Unit Converter

Value:

From:

To:

Result:

Temperature Unit Converter

Value:

From:

To:

Result:

NPSH Available Calculator

Suction Head (m):

Vapor Pressure (kPa):

Liquid Density (kg/m³):

Atmospheric Head (m):

Friction Loss (m):

NPSHa:

Mass Flow Rate Converter

Value:

From:

To:

Result:

Volumetric Flow Rate Converter

Value:

From:

To:

Result:

Pump Power Calculator

Flow Rate (m³/h):

Head (m):

Fluid Density (kg/m³):

Pump Efficiency (%):

Power: kW

Power: HP

Head Developed by Pump

Frictional Head Loss (m):

Static Head (m):

Suction Head (m):

Discharge Pressure (kPa):

Fluid Density (kg/m³):

Head: m

Head: ft

Pipe Head-Loss Calculator

Pipe Length (m):

Diameter (mm):

Material:

Flow Rate (m³/h):

Fluid Viscosity (cP):

90° Elbows:

Ball Valves:

Globe Valves:

Head Loss:

Reactor Sizing Calculator

Reactor Type:

Reaction Order:

Rate Constant (appropriate units):

Desired Conversion (%):

Feed Flow Rate (m³/s):

Initial Concentration (mol/m³):

Volume:

Distillation Column Calculator

Method:

Relative Volatility (α):

Distillate Composition (mole frac):

Bottoms Composition (mole frac):

Reflux Ratio (R):

Result:

Heat Exchanger Design

Heat Duty (kW):

Hot Inlet Temp (°C):

Hot Outlet Temp (°C):

Cold Inlet Temp (°C):

Cold Outlet Temp (°C):

U Value (W/m²·K):

Area:

Vapor-Liquid Equilibrium

Compound:

Temperature (°C):

Pressure (kPa):

Vapor Fraction:

Liquid Fraction:

Pump Curve Generator

Pump Type:

Base Flow Rate (m³/h):

Base Head (m):

Speed Ratio (N/N₀):

New Flow: m³/h

New Head: m

Relief Valve Sizing

Fluid Type:

Flow Rate (kg/h):

Set Pressure (kPa):

Back Pressure (kPa):

Discharge Coefficient (Kd):

Specific Gravity:

Orifice Area:

Material Compatibility

Chemical:

Concentration (%):

Temperature (°C):

Material:

Compatibility:

Valve Sizing Calculator

Valve Type:

Flow Rate (m³/h):

Pressure Drop (kPa):

Fluid Density (kg/m³):

Fluid Viscosity (cP):

Cv:

Recommended Size: inches

About Us

ChemicalEngineers.in was founded by a team of experienced chemical engineers who recognized the need for accessible, reliable engineering tools. Our mission is to support engineers in their daily work by providing accurate calculators that follow industry standards.

With over 20 years of combined experience in process design, plant operations, and engineering consulting, our team ensures that each calculator is thoroughly tested and validated against established engineering references.

Contact Us

Have questions, suggestions, or need support? Reach out to our team:

Email: contact@chemicalengineers.in

Privacy Policy

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Users may opt out of personalized advertising by visiting Google's Ads Settings.

We do not collect personal information through our calculators as all computations are performed locally in your browser. Any information submitted through our contact form is used solely to respond to your inquiry and is not shared with third parties.

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