300 kilopascals (300 kPa)
300 kilopascals equals
43.511321 pounds per square inch, 3 bars, 300,000 pascals and 2.9607698 standard atmospheres.
300 kilopascals = 43.51132132 pounds per square inch
Open the full conversion page →
What 300 kilopascals means in practice
300 kilopascals sits between standard atmospheric pressure at sea level (101.325 kPa) and a car tire (absolute) (320 kPa).
- Pressure on the surface of Mars: 0.61 kPa
- Air pressure at the summit of Everest: 33.7 kPa
- Pressure inside an airliner cabin: 75 kPa
- Standard atmospheric pressure at sea level: 101.325 kPa
- A car tire (absolute): 320 kPa
- A road bicycle tire (absolute): 800 kPa
- An espresso machine: 1,000 kPa
- The surface of Venus: 9,200 kPa
- A pressure washer: 15,000 kPa
- A full scuba tank: 21,000 kPa
- The bottom of the Mariana Trench: 108,600 kPa
- The pressure needed to make synthetic diamond: 5,000,000 kPa
- The center of the Earth: 360,000,000 kPa
300 kilopascals in all pressure units
| Unit | Value | Scientific notation |
| Pounds per square inch (psi) |
43.51132132 | 4.35113 × 101 |
| Bars (bar) |
3 | 3 × 100 |
| Pascals (Pa) |
300,000 | 3 × 105 |
| Standard atmospheres (atm) |
2.9607698 | 2.96077 × 100 |
| Millimeters of mercury (mmHg) |
2,250.184728 | 2.25018 × 103 |
| Hectopascals (hPa) |
3,000 | 3 × 103 |
| Megapascals (MPa) |
0.3 | 3 × 10-1 |
| Inches of mercury (inHg) |
88.5899499 | 8.85899 × 101 |
| Millibars (mbar) |
3,000 | 3 × 103 |
| Centimeters of water (cmH₂O) |
3,059.148639 | 3.05915 × 103 |
| Inches of water (inH₂O) |
1,204.389228 | 1.20439 × 103 |
| Torr (Torr) |
2,250.185048 | 2.25019 × 103 |
| Kilograms-force per square centimeter (kgf/cm²) |
3.059148639 | 3.05915 × 100 |
| Psig (gauge) (psig) |
28.81537254 | 2.88154 × 101 |
| Gigapascals (GPa) |
0.0003 | 3 × 10-4 |
| Kilopounds per square inch (ksi) |
0.04351132132 | 4.35113 × 10-2 |
| Pounds per square foot (psf) |
6,265.63027 | 6.26563 × 103 |
| Barg (gauge bar) (barg) |
1.98675 | 1.98675 × 100 |
| Meters of water (mH₂O) |
30.59148639 | 3.05915 × 101 |
| Technical atmospheres (at) |
3.059148639 | 3.05915 × 100 |
| Feet of water (ftH₂O) |
100.365769 | 1.00366 × 102 |
| Millimeters of water (mmH₂O) |
30,591.48639 | 3.05915 × 104 |
| Centimeters of mercury (cmHg) |
225.0184728 | 2.25018 × 102 |
| Kilobars (kbar) |
0.003 | 3 × 10-3 |
| Meters of seawater (msw) |
30 | 3 × 101 |
| Microns of mercury (µmHg) |
2,250,184.728 | 2.25018 × 106 |
| Millitorrs (mTorr) |
2,250,185.048 | 2.25019 × 106 |
| Feet of seawater (fsw) |
97.90068302 | 9.79007 × 101 |
| Baryes (Ba) |
3,000,000 | 3 × 106 |
| Decibars (dbar) |
30 | 3 × 101 |
| Kilograms-force per square meter (kgf/m²) |
30,591.48639 | 3.05915 × 104 |
| Kilograms-force per square millimeter (kgf/mm²) |
0.03059148639 | 3.05915 × 10-2 |
| Megapounds per square inch (Mpsi) |
0.000043511321 | 4.35113 × 10-5 |
| Ounces per square inch (ozf/in²) |
696.1811411 | 6.96181 × 102 |
| Centibars (cbar) |
300 | 3 × 102 |
| Microbars (µbar) |
3,000,000 | 3 × 106 |
| Tonnes-force per square meter (tf/m²) |
30.59148639 | 3.05915 × 101 |
| Planck pressures (pP) |
6.4751602 × 10-109 | 6.47516 × 10-109 |
| Grams-force per square centimeter (gf/cm²) |
3,059.148639 | 3.05915 × 103 |
| Long tons per square inch (LT/in²) |
0.01942469703 | 1.94247 × 10-2 |
| Short tons per square foot (tonf/ft²) |
3.132815135 | 3.13282 × 100 |
| Atomic units of pressure (Eh/a₀³) |
1.0196793 × 10-8 | 1.01968 × 10-8 |
| Feet of mercury (ftHg) |
7.382495825 | 7.3825 × 100 |
| Piezes (pz) |
300 | 3 × 102 |
| Poundals per square foot (pdl/ft²) |
201,590.6925 | 2.01591 × 105 |
Other amounts of kilopascals