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Druk Omrekenen

Gratis druk omrekenen — Pa, kPa, bar, psi, atm, mmHg, torr en inHg. Voor natuurkunde, weer, banden en techniek. Directe browser-gebaseerde conversie.

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Redactionele opmerking

Understanding · Force per area.

Dit uitgebreide hoofdstuk is momenteel alleen in het Engels beschikbaar. De conversietool hierboven werkt in jouw taal; de lange uitleg is nog niet vertaald.

Veelgestelde vragen

Quick answers.

Standard tire pressure in psi vs bar?

Most cars run at 30-35 psi, which is about 2.1-2.4 bar or 210-240 kPa. Always check your car's door sticker.

What's 1 atmosphere?

1 atm = 101,325 Pa = 1.01325 bar = 14.696 psi = 760 mmHg. It's the average sea-level air pressure.

Why is blood pressure in mmHg?

Because the original sphygmomanometer used a column of mercury — height in mm directly indicated pressure. The unit stuck even though modern devices are digital.

psi or kPa on tire sidewalls?

US-market tires usually show psi; rest-of-world tires show kPa or bar (sometimes both). 1 bar ≈ 14.5 psi.

Is the converter free?

Yes — free, no signup, runs in your browser.

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