Engineering ToolBox

Tools and Basic Information for Design, Engineering and Construction of Technical Applications

Steel Pipes Dimensions - ANSI Schedule 40

Internal and external diameters, areas, weights, volumes and number of threads for schedule 40 steel pipes

Water - Density and Specific Weight

Density and specific weight of water at temperatures ranging 0 - 100 oC (32 - 212 oF) - Imperial and SI Units

Thermal Conductivity of some common Materials and Gases

Thermal conductivity of some common materials and gases - insulation, aluminum, asphalt, brass, copper, steel and many more ..

AWG to square mm Wire Gauge Conversion

Convert American Wire Gauge (AWG) to square mm cross sectional area

Coefficients of Linear Thermal Expansion

Linear temperature expansion coefficients for some common materials as aluminum, copper, glass, iron and many more


Room acoustics, acoustic properties - decibel A, B and C - Noise Rating (NR) curves, sound transmission, sound pressure, sound intensity, attenuation and more

Air Psychrometrics

The study of moist and humid air - air condition - psychrometric charts, Mollier diagrams, air temperature, absolute and relative humidity, moisture content and more


Basic Information as SI-system, Unit converters, Physical constants


Boiler house topics - fuels like oil, gas, coal, wood - chimneys, safety valves, tanks - combustion efficiency

Drawing Tools

2D and 3D drawing tools


Dynamics Motion - velocity and acceleration


Engineering economic concepts - cash flow diagrams, discount rate, internal rate of return - IRR, income taxes, inflation


Amps and electrical wiring, AWG - wire gauge, electrical formulas, motors and units


Climate, Meteorology, Sun, Wind and environmental resources ..

Fluid Mechanics

The study of fluids - liquids and gases. Involves various properties of the fluid, such as velocity, pressure, density and temperature, as functions of space and time.

Gas and Compressed Air

Gas properties, capacities of pipelines, sizing of relief valves - air, LNG, LPG and more

HVAC Systems

Heating, Ventilation and Air Conditioning systems

Hydraulics and Pneumatics

Hydraulic and pneumatic systems - force, pistons, pumps and fluids


Heat transfer and heat loss from buildings and technical applications - insulation methods and coefficients to reduce energy consumption

Material Properties

Material properties - density, heat capacity, viscosity and more - for gases, fluids and solids


Mathematical rules and laws - areas, volumes, exponents, trigonometric functions and more


Kinematics, forces, vectors, motion, momentum, energy and the dynamics of objects


Miscellaneous engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more


Human physiology, air quality and comfort temperatures, activity and metabolic rates, health effects of carbon monoxide and more

Piping Systems

Dimensions of pipes and tubes - dimensions, materials, capacities - pressure drop calculations and charts - insulation and heat loss diagrams

Process Control

Instrumentation and process control systems - engineering and documentation


Piping systems and pumps - centrifugal pumps, displacement pumps - cavitation, viscosity, head and pressure, power consumption and more

Standard Organizations

National and International organizations producing codes and standards - ANSI, ISO, DIN, BSi and more


Loads - force and torque

Steam and Condensate

Steam & condensate properties - capacities, pipe sizing, systems configuration and more


The effects of work, heat and energy on a system

Water Systems

Hot and cold water systems - design properties, capacities, sizing and more

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Engineering ToolBox - SketchUp Edition - Online 3D modeling!

3D Engineering ToolBox - draw and model technical applications

Engineering ToolBox - SketchUp Edition - add standard and customized parametric components - like flange beams, lumbers, piping and more - to your SketchUp model - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro. Add from the Sketchup Extension Warehouse!

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