Pascal to PSI Converter
Pressure · unit-converter
Convert Pascal to PSI with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations bridge through pascal with fixed definitions (standard atmosphere = 101,325 Pa; torr and mmHg = atm/760; plus industrial/manometer units like kgf/cm², inHg, inH2O, and mmH2O).
About Pascal
The pascal (Pa) is the SI unit of pressure (one newton per square meter). It is the common reference for scientific and engineering work.
About PSI
Pounds-force per square inch (PSI) is common for tires, hydraulics, and US industrial equipment.
How to convert pascal to psi
1 pascal equals 0.00014503773773021683 psi in this tool (via pascal):
1 pa = (1 Pa ÷ 6894.757293168 Pa) psi = 0.00014503773773021683 psi
Each pascal carries 1 Pa and each psi 6894.757293168 Pa, so one pa equals 1 ÷ 6894.757293168 psi.
Let p(pa) be pressure in Pascal (pa), and p(psi) in PSI (psi). Then:
p(psi) = p(pa) × (1 / 6894.757293168)
Equivalently, divide by how many pa fit into one psi (Pa per psi divided by Pa per pa):
p(psi) = p(pa) ÷ 6894.757293168
Examples
Example #1: Convert 1 pa to psi
1 pa = 1 pa × (1/6894.757293168) psi = 0.0001450377 psi
1 pa = 1 pa ÷ 6894.757293168 = 0.0001450377 psi
1 pa × (1/6,894.757293168) = 0.000145 psi
Example #2: Convert 10 pa to psi
10 pa = 10 pa × (1/6894.757293168) psi = 0.0014503774 psi
10 pa = 10 pa ÷ 6894.757293168 = 0.0014503774 psi
10 pa × (1/6,894.757293168) = 0.001450 psi
Summary
To convert Pascal to PSI, multiply the value in pa by (1 Pa per pa) / (6894.757293168 Pa per psi). Equivalently: value_psi = value_pa × (1 / 6894.757293168). Numerically, 1 pa equals 0.00014503773773021683 psi.
Relationship context
Both Pascal and PSI are converted by fixed multiples of the pascal. Multiplying by (Pa per pa) ÷ (Pa per psi) gives the same result as passing through pascal, keeping bar, atm, PSI, kPa, hPa, torr, and mmHg consistent on the hub.
Conversion tables
| Pascal (pa) | PSI (psi) |
|---|---|
| 0.1 | 0.0000145038 |
| 1 | 0.0001450377 |
| 2 | 0.0002900755 |
| 3 | 0.0004351132 |
| 4 | 0.000580151 |
| 5 | 0.0007251887 |
| 6 | 0.0008702264 |
| 7 | 0.0010152642 |
| 8 | 0.0011603019 |
| 9 | 0.0013053396 |
| Pascal (pa) | PSI (psi) |
|---|---|
| 10 | 0.0014503774 |
| 20 | 0.0029007548 |
| 30 | 0.0043511321 |
| 40 | 0.0058015095 |
| 50 | 0.0072518869 |
| 60 | 0.0087022643 |
| 70 | 0.0101526416 |
| 80 | 0.011603019 |
| 90 | 0.0130533964 |
| 100 | 0.0145037738 |