Convert kilogram-force/sq. millimeter to attopascal
Please provide values below to convert kilogram-force/sq. millimeter [kgf/mm^2] to attopascal [aPa], or Convert attopascal to kilogram-force/sq. millimeter.
How to Convert Kilogram-Force/sq. Millimeter to Attopascal
1 kgf/mm^2 = 9.80665e+24 aPa
Example: convert 15 kgf/mm^2 to aPa:
15 kgf/mm^2 = 15 × 9.80665e+24 aPa = 1.4709975e+26 aPa
Kilogram-Force/sq. Millimeter to Attopascal Conversion Table
| kilogram-force/sq. millimeter | attopascal |
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Kilogram-Force/sq. Millimeter
Kilogram-force per square millimeter (kgf/mm²) is a unit of pressure representing the force of one kilogram-force applied over an area of one square millimeter.
History/Origin
The unit originated from the use of kilogram-force, a gravitational force unit based on the kilogram, and was commonly used in engineering and material science to measure pressure before the adoption of SI units. Its usage has declined with the standardization of the pascal (Pa).
Current Use
Today, kgf/mm² is still used in some engineering fields, especially in material strength and pressure measurements, but it is largely replaced by SI units like the pascal (Pa) or megapascals (MPa).
Attopascal
The attopascal (aPa) is a unit of pressure equal to 10^-18 pascals, representing an extremely small pressure measurement.
History/Origin
The attopascal was introduced as part of the SI prefixes to denote very small quantities of pressure, but it is rarely used in practical applications due to its minuscule magnitude.
Current Use
The attopascal is primarily used in scientific research and theoretical contexts where extremely small pressure differences are relevant, although it remains largely a conceptual unit.