Pressure(mechanical stress) unit conversion table
This table contains conversions between almost all pressure(mechanical stress) units. Some units of pressure(mechanical stress) are common and some are relatively rare. This is a good query tool. Pressure Converter
| Name of unit | Symbol | Definition | Relation to SI units |
|---|---|---|---|
| atmosphere(standard) | atm | ≡ 101 325 Pa | |
| atmosphere(technical) | at | ≡ 1 kgf/cm 2 | = 9.806 65×10 4 Pa |
| bar | bar | ≡ 10 5Pa | |
| barye ( cgs unit) | ≡ 1 dyn/cm 2 | = 0.1 Pa | |
| centimetre of mercury | cmHg | ≡ 13 595.1 kg/m 3× 1 cm × ɡ0 | ≈ 1.333 22×10 3 Pa |
| centimetre of water(4 °C) | cmH 2O | ≈ 999.972 kg/m 3× 1 cm × ɡ0 | ≈ 98.0638 Pa |
| footof mercury (conventional) | ftHg | ≡ 13 595.1 kg/m 3× 1 ft × ɡ0 | ≈ 4.063 666×10 4 Pa |
| footof water(39.2 °F) | ftH 2O | ≈ 999.972 kg/m 3× 1 ft × ɡ0 | ≈ 2.988 98×10 3 Pa |
| inch of mercury(conventional) | inHg | ≡ 13 595.1 kg/m 3× 1 in × ɡ0 | ≈ 3.386 389×10 3 Pa |
| inchof water(39.2 °F) | inH 2O | ≈ 999.972 kg/m 3× 1 in × ɡ0 | ≈ 249.082 Pa |
| kilogram-force per square millimetre | kgf/mm 2 | ≡ 1 kgf/mm 2 | = 9.806 65×10 6 Pa |
| kipper square inch | ksi | ≡ 1 kipf/sq in | ≈ 6.894 757×10 6 Pa |
| long tonper square foot | ≡ 1 long ton × ɡ0/ 1 sq ft | ≈ 1.072 5178011595×10 5 Pa | |
| micrometre of mercury | μmHg | ≡ 13 595.1 kg/m 3× 1 μm × ɡ0≈ 0.001 torr | ≈ 0.133 3224 Pa |
| millimetre of mercury | mmHg | ≡ 13 595.1 kg/m 3× 1 mm × ɡ0≈ 1 torr | ≈ 133.3224 Pa |
| millimetre of water(3.98 °C) | mmH 2O | ≈ 999.972 kg/m 3× 1 mm × ɡ0= 0.999 972 kgf/m 2 | = 9.806 38 Pa |
| pascal(SI unit) | Pa | ≡ N/m 2= kg/(m·s 2) | = 1 Pa |
| pièze ( mtsunit) | pz | ≡ 1000 kg/m·s 2 | = 10 3 Pa= 1 kPa |
| poundper square foot | psf | ≡ 1 lbf/ft 2 | ≈ 47.880 26 Pa |
| pound per square inch | psi | ≡ 1 lbf/in 2 | ≈ 6.894 757×10 3 Pa |
| poundalper square foot | pdl/sq ft | ≡ 1 pdl/sq ft | ≈ 1.488 164 Pa |
| short tonper square foot | ≡ 1 short ton × ɡ0/ 1 sq ft | ≈ 9.576 0518×10 4 Pa | |
| torr | torr | ≡ 101 325⁄ 760Pa | ≈ 133.3224 Pa |