Skip to main content

Convert Kilogram-force per Square Centimeters to Atmospheres

Instantly convert Kilogram-force per Square Centimeters (kgf/cm²) to Atmospheres (atm) with our free online calculator.

Reviewed by Christopher FloiedUpdated

Formula: kgf/cm² to atmmultiply by 0.967841

Reference Table

Kilogram-force per Square Centimeters (kgf/cm²)Atmospheres (atm)
10.967841
54.83921
109.67841
2524.196
5048.3921
10096.7841

How to Convert Kilogram-force per Square Centimeters to Atmospheres

Formula

To convert Kilogram-force per Square Centimeters (kgf/cm²) to Atmospheres (atm): multiply by 0.967841

Step-by-Step

  1. Start with your value in Kilogram-force per Square Centimeters (kgf/cm²).
  2. Multiply by 0.967841 to perform the conversion.
  3. The result is your value expressed in Atmospheres (atm).

Conversion Factor

1 kgf/cm² = 0.967841 atm

Reverse Factor

1 atm = 1.03323 kgf/cm²

Worked Example

Convert 25 Kilogram-force per Square Centimeters to Atmospheres: 25 kgf/cm² = 24.196 atm

About Kilogram-force per Square Centimeter (kgf/cm²)

A legacy metric unit of pressure equal to one kilogram-force applied over one square centimeter, formally defined as exactly 98,066.5 Pa (using the standard acceleration of gravity g₀ = 9.80665 m/s² per CIPM Resolution 2, 1901). This is the "technical atmosphere" (symbol at) and is roughly equivalent to one standard atmosphere or one bar — but not exactly. Although superseded by SI-proper units (pascal, megapascal) under ISO 80000-4, kgf/cm² persists on industrial gauges in Japan, Korea, and parts of Eastern Europe; on older industrial machinery; on legacy pressure-vessel drawings (where the implicit assumption of g = 9.80665 m/s² matters); on tire-pressure data tables in some markets; and in older engineering textbooks. Engineers updating legacy documentation should be careful: the technical atmosphere (98,066.5 Pa) is NOT the same as the standard atmosphere (101,325 Pa). Converting kgf/cm² to MPa is divide by 10.197 (a clean approximation: ÷10.2); to psi is multiply by 14.223.

About Atmosphere (atm)

A non-SI unit of pressure defined as exactly 101,325 pascals, corresponding to the standard sea-level atmospheric pressure as adopted by ISO 2533 and the BIPM SI Brochure. Atmospheres are the default reference pressure in physical chemistry (Standard Temperature and Pressure conventions: 1 atm at 273.15 K under IUPAC's 'STP' definition, though IUPAC has since moved to 1 bar STP), in commercial diving (depths are quoted in atmospheres absolute, with each 10 m of seawater adding ~1 atm), and in pressure-sensitive materials research where vapor pressure and saturation data are tabulated at 1 atm. A common pitfall: the "technical atmosphere" (at, 98,066.5 Pa = 1 kgf/cm²) used in some legacy European and Japanese engineering is NOT the same as the standard atmosphere — older pressure-vessel drawings can read 100 at and mean either depending on context. 1 atm = 1.01325 bar = 14.696 psi = 760 mmHg = 760 torr.

Quick Facts

  • 1 Kilogram-force per Square Centimeter equals 0.967841 Atmospheres
  • 1 Atmosphere equals 1.03323 Kilogram-force per Square Centimeters
  • Kilogram-force per Square Centimeter is a unit of pressure
  • Atmosphere is a unit of pressure
  • This conversion is commonly used in tire inflation, weather reporting, scuba diving, and engineering
  • The Kilogram-force per Square Centimeter belongs to the metric system

Common Kilogram-force per Square Centimeter to Atmosphere Conversions

Kilogram-force per Square Centimeters (kgf/cm²)Atmospheres (atm)
0.10.0967841
0.50.483921
10.967841
21.93568
54.83921
109.67841
14.69614.2234
1514.5176
2019.3568
2524.196
5048.3921
10096.7841
150145.176
200193.568
500483.921
1000967.841

Understanding Kilogram-force per Square Centimeters

The Kilogram-force per Square Centimeter (symbol: kgf/cm²) is a unit of pressure. A legacy metric unit of pressure equal to one kilogram-force applied over one square centimeter, formally defined as exactly 98,066.5 Pa (using the standard acceleration of gravity g₀ = 9.80665 m/s² per CIPM Resolution 2, 1901). This is the "technical atmosphere" (symbol at) and is roughly equivalent to one standard atmosphere or one bar — but not exactly. Although superseded by SI-proper units (pascal, megapascal) under ISO 80000-4, kgf/cm² persists on industrial gauges in Japan, Korea, and parts of Eastern Europe; on older industrial machinery; on legacy pressure-vessel drawings (where the implicit assumption of g = 9.80665 m/s² matters); on tire-pressure data tables in some markets; and in older engineering textbooks. Engineers updating legacy documentation should be careful: the technical atmosphere (98,066.5 Pa) is NOT the same as the standard atmosphere (101,325 Pa). Converting kgf/cm² to MPa is divide by 10.197 (a clean approximation: ÷10.2); to psi is multiply by 14.223.

It belongs to the metric measurement system.

Kilogram-force per Square Centimeters are commonly used in tire inflation, weather reporting, scuba diving, and engineering.

Understanding Atmospheres

The Atmosphere (symbol: atm) is a unit of pressure. A non-SI unit of pressure defined as exactly 101,325 pascals, corresponding to the standard sea-level atmospheric pressure as adopted by ISO 2533 and the BIPM SI Brochure. Atmospheres are the default reference pressure in physical chemistry (Standard Temperature and Pressure conventions: 1 atm at 273.15 K under IUPAC's 'STP' definition, though IUPAC has since moved to 1 bar STP), in commercial diving (depths are quoted in atmospheres absolute, with each 10 m of seawater adding ~1 atm), and in pressure-sensitive materials research where vapor pressure and saturation data are tabulated at 1 atm. A common pitfall: the "technical atmosphere" (at, 98,066.5 Pa = 1 kgf/cm²) used in some legacy European and Japanese engineering is NOT the same as the standard atmosphere — older pressure-vessel drawings can read 100 at and mean either depending on context. 1 atm = 1.01325 bar = 14.696 psi = 760 mmHg = 760 torr.

Atmospheres are commonly used in tire inflation, weather reporting, scuba diving, and engineering.

Why Convert Kilogram-force per Square Centimeters to Atmospheres?

Engineers, mechanics, and scientists frequently need to convert pressure between Kilogram-force per Square Centimeters and Atmospheres when working with different measurement standards. Tire pressure, blood pressure readings, weather barometric measurements, and industrial process specifications may all use different pressure units depending on the region or discipline. Reliable conversion prevents equipment misuse and ensures safety.

Frequently Asked Questions

How do I convert Kilogram-force per Square Centimeters to Atmospheres?

A legacy metric unit of pressure equal to one kilogram-force applied over one square centimeter, formally defined as exactly 98,066. To convert Kilogram-force per Square Centimeters to Atmospheres, multiply by 0.967841. For example, 25 kgf/cm² equals 24.196 atm.

How many Atmospheres are in 1 Kilogram-force per Square Centimeter?

There are 0.967841 Atmospheres in 1 Kilogram-force per Square Centimeter.

How many Kilogram-force per Square Centimeters are in 1 Atmosphere?

There are 1.03323 Kilogram-force per Square Centimeters in 1 Atmosphere.

What is the formula for Kilogram-force per Square Centimeter to Atmosphere conversion?

The formula is: multiply by 0.967841. This means 1 kgf/cm² = 0.967841 atm.

Is a Kilogram-force per Square Centimeter bigger than a Atmosphere?

Yes. One Kilogram-force per Square Centimeter is larger than one Atmosphere because 1 kgf/cm² equals 0.967841 atm, which is less than 1.

When do you need to convert between Kilogram-force per Square Centimeters and Atmospheres?

A non-SI unit of pressure defined as exactly 101,325 pascals, corresponding to the standard sea-level atmospheric pressure as adopted by ISO 2533 and the BIPM SI Brochure. Kilogram-force per Square Centimeter and Atmosphere are both pressure units, so conversion comes up whenever one source of information uses one unit and another uses the other — a classic cross-reference challenge in engineering, trade, travel, and everyday life.

More Pressure Conversions

Related Tools