Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

This is an AMP page - Open full page! for all features.

Air Temperature, Pressure and Density vs. Altitude

Sponsored Links

Standard values for pressure, temperature and density (ignoring the slight effect of humidity) at altitudes from sea level to 16,000 feet (about 4900 m):

Air Temperature, Pressure and Density vs. Altitude
Altitude
(feet)

Abs. Pressure
(in. Hg)

Temp.
(F)

Density
(%)
sea level 29.92 59.0 100
2000 27.82 51.9 94.3
4000 25.84 44.7 88.8
6000 23.98 37.6 83.6
8000 22.22 30.5 78.6
10000 20.57 23.3 73.8
12000 19.02 16.2 69.3
14000 17.57 9.1 65.0
16000 16.21 1.9 60.9
  • density - % of density at sea level
  • 1 ft (foot) = 0.3048 m
  • 1 in mercury (Hg) = 3,376.8 N/m2 (Pa)= 0.49 lb/in2 (psi) = 12.8 in water
  • T(oC) = 5/9[T(oF) - 32]

Sponsored Links

Related Topics

• Miscellaneous

Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more.

Related Documents

Air - Density and Specific Volume vs. Altitude

Density and specific volume of air varies with elevation above sea level.

Air - SCFM versus ACFM and ICFM

Actual air compressor capacity (ACFM) vs. standard air capacity (SCFM) and inlet air capacity (ICFM).

Air - Thermophysical Properties

Thermal properties of air at different temperatures - density, viscosity, critical temperature and pressure, triple point, enthalpi and entropi, thermal conductivity and diffusivity and more.

Air - Volume vs. Temperature

Air volume vs. temperature correction factor compared to Normal Air Conditions.

Atmospheric Pressure vs. Elevation above Sea Level

Elevation above sea level - in feet and meter - with barometric and atmospheric pressure - inches mercury, psia, kg/cm2 and kPa.

Barometer - Altitude Compensation

Elevation compensating manometer.

International Standard Atmosphere

International standard atmosphere in elevation -2000 to 30000 metre - pressure, temperature, density, viscosity, thermal conductivity and velocity of sound.

Speed of Sound vs. Elevation, Temperature and Air Pressure

Altitude and speed of sound, temperature and pressure.

U.S. Standard Atmosphere vs. Altitude

Properties of the US standard atmosphere ranging -5000 to 250000 ft altitude.

Water - Boiling Points vs. Altitude

Elevation above sea level and the boiling point of water.

Sponsored Links

Search Engineering ToolBox

  • the most efficient way to navigate the Engineering ToolBox!

SketchUp Extension - Online 3D modeling!

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

Privacy

We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.