Practical Engineering
Calculations for Real Work
Fast, accurate and easy-to-use calculators for Mechanical, Piping, Structural and Process Engineering.
- Free to use
- No installation
- Accurate formulas
- Built for engineers
Trusted by Engineers
From Field to Design
- Pipe, Plate, Beam & Bolt Calculators
- Standard Sizes & Material Data
- Unit Conversions
- Design References
- Continuously Expanding Tools
Browse by Engineering Category
View All CalculatorsPiping
Pipe weight, schedules, fittings, flange data
Materials
Plate, flat bar, round bar, angle, channel, beam
Fasteners
Bolt sizes, nut dimensions, washer data
Structural
Beam weight, section properties
Equipment
Vessel, tank, exchanger calculations
Conversions
Units, temperature, pressure, density
Fast & Easy
Get results in seconds
Reliable Formulas
Based on industry standards
Works on All Devices
Desktop, tablet and mobile
Export Results
Copy, PDF or Excel
Growing Library
New tools added regularly
Popular Calculators
Most commonly used tools by engineers.
