圧力換算ツール - PSI・Bar・パスカル(Pa/kPa/MPa)・気圧(atm)・Torr・mmHg換算
PSI、バール(bar)、パスカル(Pa, kPa, MPa)、標準気圧(atm)、トル(Torr)、水銀柱ミリメートル(mmHg)を相互換算。リアルタイム圧力計ゲージ表示付き。
Gauge Pressure (psig): Calibrated relative to ambient atmospheric air. Absolute pressure will add +14.696 psi / 1.01325 bar.
| Unit | Symbol | Calculated (GAUGE) | Absolute (psia/bara) | Ratio (to 1 atm) | Action |
|---|---|---|---|---|---|
Pound-force per Square InchImperial / US Standard imperial/US mechanical engineering & automotive tire pressure unit | psi | 32 | 46.696 | 3.177× | |
BarMetric SI 100,000 Pa metric engineering & European automotive standard pressure | bar | 2.206 | 3.22 | 3.177× | |
KilopascalMetric SI 1,000 Pa - Standard metric automotive inflation & meteorology unit | kPa | 220.632 | 321.957 | 3.177× | |
MegapascalMetric SI 1,000,000 Pa (1 N/mm²) - Materials science, hydraulics & tensile pressure | MPa | 0.221 | 0.322 | 3.177× | |
Pascal (SI Base Unit)Metric SI SI derived pressure unit: 1 Newton applied over 1 square meter (1 N/m²) | Pa | 220,632.233 | 321,957.233 | 3.177× | |
Millibar (Hectopascal)Atmospheric Standard meteorological barometric pressure unit (1 mbar = 1 hPa = 100 Pa) | mbar / hPa | 2,206.322 | 3,219.572 | 3.177× | |
Standard AtmosphereAtmospheric Mean sea level atmospheric pressure defined internationally as 101,325 Pa | atm | 2.177 | 3.177 | 3.177× | |
TorrManometric Exact 1/760 of standard atmosphere, named after Evangelista Torricelli | Torr | 1,654.878 | 2,414.878 | 3.177× | |
Millimeter of MercuryManometric Standard medical blood pressure and vacuum technology manometric column unit | mmHg | 1,654.878 | 2,414.878 | 3.177× | |
Inch of MercuryManometric US aviation altimeter setting and automotive vacuum gauge standard (29.92 inHg) | inHg | 65.153 | 95.074 | 3.177× | |
Kilogram-force per cm² (at)Metric SI Technical atmosphere (at) commonly seen on legacy Japanese and Asian pressure gauges | kgf/cm² | 2.25 | 3.283 | 3.177× | |
Centimeter of Water (4°C)Manometric Respiratory therapy, ventilator CPAP pressure, and fluid tank head measurement | cmH₂O | 2,249.823 | 3,283.05 | 3.177× | |
Inch of Water (60°F)Manometric HVAC building static pressure, draft ductwork, and gas appliance line pressure | inH₂O | 885.757 | 1,292.539 | 3.177× |