Technical atmosphere is kilogram-force per square centimeter.
Technical atmospheres to Decipascals Converter — at to dPa
Convert Technical atmosphere (at) to Decipascal (dPa) using the exact conversion factor (1 technical atmosphere = 980,665 decipascal). See the formula, worked examples, and conversion table.
Technical atmospheres to Decipascals converter
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Decipascal is 0.1 pascal units.
Result = input x 98066.5 / 0.1.
Stress Pressure units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Technical atmospheres to Decipascals
Technical atmosphere and Decipascal both measure a quantity used in structural or mechanical engineering — commonly stress, pressure, force, torque, power, or energy — where converting between the unit conventions used in different regions, industries, or equipment specifications is a routine part of design work. Specifically: Technical atmosphere is kilogram-force per square centimeter, and decipascal is 0.1 pascal units.
Formula
decipascals = technical atmospheres × 980665
This factor comes from each unit's defined relationship to the category's base unit: 1 technical atmosphere equals 98066.5 base units, and 1 decipascal equals 0.1 base units, so dividing one by the other gives the direct technical atmosphere-to-decipascal factor of 980665.
Simple example
1 at × 980665 = 980,665 dPa
1 technical atmosphere = 980,665 decipascals.
Real-world example
100 at × 980665 = 98,066,500 dPa
100 technical atmospheres = 98,066,500 decipascals.
Conversion table
| Technical atmosphere (at) | Decipascal (dPa) |
|---|---|
| 1 at | 980,665 dPa |
| 10 at | 9,806,650 dPa |
| 50 at | 49,033,250 dPa |
| 100 at | 98,066,500 dPa |
| 500 at | 490,332,500 dPa |
| 1,000 at | 980,665,000 dPa |
Reverse conversion: Decipascal to Technical atmosphere
1 dPa × 0.000001019716213 = 0.0000010197 at
1 decipascal = 0.0000010197 technical atmospheres.
technical atmospheres = decipascals × 0.00000101971621298
For a page dedicated to this direction, see Decipascal to Technical atmosphere.
Understanding the Technical atmosphere (at)
Technical atmosphere is kilogram-force per square centimeter.
Understanding the Decipascal (dPa)
Decipascal is 0.1 pascal units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many decipascals are in 1 technical atmosphere?
1 technical atmosphere equals 980,665 decipascals, using the exact defined conversion factor rather than an estimate.
How do I convert technical atmosphere to decipascal?
Multiply the technical atmosphere value by 980665. The converter above does this instantly to whatever precision you set.
How do I convert decipascal back to technical atmosphere?
Use the reverse factor: 1 decipascal equals 0.0000010197 technical atmospheres. You can also use the swap control in the converter above to flip the direction instantly.
What is a technical atmosphere?
Technical atmosphere (at) is a unit of engineering.
What is a decipascal?
Decipascal (dPa) is a unit of engineering.
Is the technical atmosphere to decipascal conversion exact?
Yes. Both technical atmosphere and decipascal are defined by fixed standards rather than physical artifacts, so the factor of 980665 used above is exact to as many digits as you choose to display.
Why do engineering unit conventions vary so much by region and industry?
Pressure, force, and stress can be expressed in metric (pascal, newton), US customary (psi, pound-force), or older and industry-specific units (atmosphere, torr, kip) depending on the country, industry, and even the equipment manufacturer, which is why engineers routinely need to convert between them when working across specs from different sources.