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Common Benchmarks
Storm center
950 hPa
Car tire
32 psi
Bicycle tire
80 psi
Scuba tank
3000 psi
Hydraulic system
2000 psi
Natural gas line
0.25 psi
Frequently Asked Questions
How many kilopascals is 1 inch of mercury?
1 inch of mercury is about 3.386388 kilopascals.
How many inches of mercury is 1 kilopascal?
1 kilopascal is about 0.2953 inches of mercury.
What is the difference between inches of mercury and kilopascals?
Both measure pressure, but they are commonly used in different contexts. Inches of mercury are used in meteorology and aviation (barometric pressure). Kilopascals are used for moderate pressures (meteorology, tires, and technical work).
Where are inches of mercury and kilopascals used?
In practice: Inches of mercury are used in meteorology and aviation (barometric pressure). Kilopascals are used for moderate pressures (meteorology, tires, and technical work).
Why does 1 inch of mercury equal 3.386388 kilopascals?
Because pressure units are defined with a fixed relationship (often relative to the pascal). To convert, multiply by that factor.
How do you convert inches of mercury to kilopascals?
Multiply the value in inches of mercury by about 3.386388 to get kilopascals.