Atmosphere (tech) to Gigapascal Converter

Pressure Converter

29 units available

Decimals:

From

To

9.806650e-5

1 at = 9.806650e-5 GPa

Formula:

GPa = at × 0.0000980665

With your value: 1 at = 9.806650e-5 GPa

Other Atmosphere (tech) to Gigapascal conversions

2 at to GPa 3 at to GPa 4 at to GPa 5 at to GPa 6 at to GPa 7 at to GPa 8 at to GPa

Atmosphere (tech) to Gigapascal Conversion Table

Atmosphere (tech) (at)	Gigapascal (GPa)
0.5	4.903325e-5
1	9.806650e-5
2	0.000196
5	0.00049
10	0.000981
15	0.001471
20	0.001961
25	0.002452
50	0.004903
100	0.009807
250	0.024517
500	0.049033
1000	0.098067

Gigapascal to Atmosphere (tech) Conversion Table

Gigapascal (GPa)	Atmosphere (tech) (at)
0.5	5,098.581065
1	10,197.16213
2	20,394.32426
5	50,985.810649
10	101,971.621298
15	152,957.431947
20	203,943.242596
25	254,929.053244
50	509,858.106489
100	1,019,716.212978
250	2,549,290.532445
500	5,098,581.06489
1000	10,197,162.129779

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Atmosphere (tech) (at)

Pressure

Exact conversion

Derived from the pascal (1 Pa = 1 N/m²). The standard atmosphere is exactly 101 325 Pa.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Gigapascal (GPa)

Pressure

Exact conversion

Derived from the pascal (1 Pa = 1 N/m²). The standard atmosphere is exactly 101 325 Pa.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Atmosphere (tech) to Gigapascal

To convert from Atmosphere (tech) (at) to Gigapascal (GPa), multiply the value by 9.806650e-5.

Formula: GPa = at × 0.0000980665

Reverse: at = GPa × 10,197.1621297793

Step-by-Step Example

Start with your value in Atmosphere (tech). For example: 5 at
Multiply by the conversion factor: 5 x 9.806650e-5
The result is: 0.00049 GPa

About Atmosphere (tech)

The atmosphere (tech) (at) is a unit of pressure and stress. One atmosphere (tech) equals 98066.5 pascals. UnitConvertLab converts it against every other pressure unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: pressure calculations, engineering and science, education.

About Gigapascal

The gigapascal (GPa) is a unit of pressure and stress. One gigapascal equals 1.000000 × 10^+9 pascals. UnitConvertLab converts it against every other pressure unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: pressure calculations, engineering and science, education.

Frequently Asked Questions

How many Gigapascal are in 1 Atmosphere (tech)?

There are exactly 9.806650e-5 Gigapascal in 1 Atmosphere (tech). This means the conversion factor from Atmosphere (tech) to Gigapascal is 9.806650e-5.

What is the formula to convert Atmosphere (tech) to Gigapascal?

The formula to convert Atmosphere (tech) to Gigapascal is: GPa = at × 0.0000980665. For example, to convert 10 Atmosphere (tech) to Gigapascal, you would multiply 10 by 9.806650e-5.

What is a Atmosphere (tech)?