Gigapascal to Pound/sq foot Converter

Pressure Converter

29 units available

Decimals:

From

To

20,885,434.23315

1 GPa = 20,885,434.23315 psf

Formula:

psf = GPa × 20,885,434.233150493

With your value: 1 GPa = 20,885,434.23315049 psf

Other Gigapascal to Pound/sq foot conversions

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

Gigapascal to Pound/sq foot Conversion Table

Gigapascal (GPa)	Pound/sq foot (psf)
0.5	10,442,717.116575
1	20,885,434.23315
2	41,770,868.466301
5	104,427,171.165752
10	208,854,342.331505
15	313,281,513.497257
20	417,708,684.66301
25	522,135,855.828762
50	1,044,271,711.657525
100	2,088,543,423.31505
250	5,221,358,558.287623
500	10,442,717,116.575247
1000	20,885,434,233.150494

Pound/sq foot to Gigapascal Conversion Table

Pound/sq foot (psf)	Gigapascal (GPa)
0.5	2.394013e-8
1	4.788026e-8
2	9.576052e-8
5	2.394013e-7
10	4.788026e-7
15	7.182039e-7
20	9.576052e-7
25	1.197006e-6
50	2.394013e-6
100	4.788026e-6
250	1.197006e-5
500	2.394013e-5
1000	4.788026e-5

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.

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

Pound/sq foot (psf)

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 Gigapascal to Pound/sq foot

To convert from Gigapascal (GPa) to Pound/sq foot (psf), multiply the value by 20,885,434.233150493.

Formula: psf = GPa × 20,885,434.233150493

Reverse: GPa = psf × 4.788026e-8

Step-by-Step Example

Start with your value in Gigapascal. For example: 5 GPa
Multiply by the conversion factor: 5 x 20,885,434.233150493
The result is: 104,427,171.165752 psf

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.

About Pound/sq foot

The pound/sq foot (psf) is a unit of pressure and stress. One pound/sq foot equals 47.88025898 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 Pound/sq foot are in 1 Gigapascal?

There are exactly 20,885,434.233150493 Pound/sq foot in 1 Gigapascal. This means the conversion factor from Gigapascal to Pound/sq foot is 20,885,434.233150493.

What is the formula to convert Gigapascal to Pound/sq foot?

The formula to convert Gigapascal to Pound/sq foot is: psf = GPa × 20,885,434.233150493. For example, to convert 10 Gigapascal to Pound/sq foot, you would multiply 10 by 20,885,434.233150493.

What is a Gigapascal?