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To convert from hectopascal (hPa) to kilopound per square inch (ksi), use the following formula:
With is the ratio between the base units kilopound per square inch (ksi) and kilopascal (kPa).
Let's convert 5 hectopascal (hPa) to kilopound per square inch (ksi).
Using the formula:
Therefore, 5 hectopascal (hPa) is equal to kilopound per square inch (ksi).
Here are some quick reference conversions from hectopascal (hPa) to kilopound per square inch (ksi):
| hectopascals | kilopound per square inch |
|---|---|
| 0.000001 hPa | ksi |
| 0.001 hPa | ksi |
| 0.1 hPa | ksi |
| 1 hPa | ksi |
| 2 hPa | ksi |
| 3 hPa | ksi |
| 4 hPa | ksi |
| 5 hPa | ksi |
| 6 hPa | ksi |
| 7 hPa | ksi |
| 8 hPa | ksi |
| 9 hPa | ksi |
| 10 hPa | ksi |
| 20 hPa | ksi |
| 30 hPa | ksi |
| 40 hPa | ksi |
| 50 hPa | ksi |
| 100 hPa | ksi |
| 1000 hPa | ksi |
| 10000 hPa | ksi |
For all Pressure converters, choose units using the From/To dropdowns above.
A hectopascal (hPa) is a metric unit used to measure pressure.
You will most commonly see it in weather reports to describe atmospheric pressure (also known as barometric pressure).
If you've seen millibars (mbar) on older weather maps, the hectopascal is its modern replacement.
The switch was simple for meteorologists because the units are exactly the same (1 hPa = 1 mbar).
The hectopascal is now the international standard for measuring atmospheric pressure, making weather data consistent worldwide.
The conversion is in the name. The prefix "hecto-" means 100. This makes the math simple:
Just as "hecto-" means 100, "kilo-" means 1,000. This defines their relationship:
A kilopound per square inch (ksi) is a unit of pressure and stress used in the Imperial and US customary systems of measurement.
It represents a force of one thousand pounds-force applied to an area of one square inch.
A kilopound per square inch (ksi) is a scaled unit directly related to the more common pound per square inch (psi). The prefix "kilo-" signifies one thousand.
Here are the most common conversions:
The conversion to megapascals (MPa) is essential for converting measurements to the SI (metric) system.
In materials science and structural engineering, ksi is a primary unit for quantifying the mechanical properties and material strength of a substance.
It is commonly used to express:
For example, the strength of high-performance materials like structural steel and aluminum alloys is frequently specified in ksi.
This provides engineers with the critical data needed for safe and reliable design.
While the metric system's megapascal (MPa) is the international standard, ksi remains prevalent in American engineering, particularly in the aerospace, automotive, and construction industries.