Kilopascals to Inches of Mercury Converter
1 kilopascal ≈ 0.295299805 inches of mercury
1 kilopascal equals 0.2953 inches of mercury
How to convert kilopascals to inches of mercury
Unit conversion preserves the pressure reference. Gauge pressure and absolute pressure are different readings; changing between them also needs the ambient pressure. Mercury and water-column units use the conventions stated in their unit notes.
inHg = kPa × 0.2952998051One kilopascal is 0.2952998051 inches of mercury, so a single multiplication converts any value.
2.953 inHg ≈ 10 × 0.2952998051Kilopascals to inches of mercury conversion table
Common values in kilopascals, converted to inches of mercury.
| Kilopascals (kPa) | Inches of mercury (inHg) |
|---|---|
| 1 | 0.29529981 |
| 2 | 0.59059961 |
| 3 | 0.88589942 |
| 4 | 1.1811992 |
| 5 | 1.476499 |
| 10 | 2.9529981 |
| 20 | 5.9059961 |
| 25 | 7.3824951 |
| 50 | 14.76499 |
| 100 | 29.529981 |
| 250 | 73.824951 |
| 500 | 147.6499 |
| 1,000 | 295.29981 |
About these units
kilopascalkPa
One thousand pascals. The metric standard for tyre pressure.
inch of mercuryinHg
Exactly 25.4 mmHg. The US aviation and weather-report pressure unit.
Sources and precision
Table results are rounded to 8 significant digits; formula constants may be rounded to 10. Worked example answers use 6 significant digits. The converter starts at 6 significant digits and lets you change display precision. Calculations use the stored factors without intermediate rounding. Exact unit definitions do not make an input measurement more precise; conventional and measured factors follow the assumptions stated here.