Unit Converter › Pressure › inHg → psi
Pressure · scale · base pascal
inHg to psi
1 inch mercury (inHg) = 0.49115414747 psi. Multiply by 0.49115414747. One inch mercury (inHg) is 0.49115414747 psi.
Convert
scale · base pascal
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| Every unit at once | Value | Unit |
|---|
inHg to psi table
| inch mercury (inHg) | psi | Unit |
|---|---|---|
| 1 inHg | 0.49115414747 | psi |
| 2 inHg | 0.982308294941 | psi |
| 3 inHg | 1.47346244241 | psi |
| 5 inHg | 2.45577073735 | psi |
| 10 inHg | 4.9115414747 | psi |
| 20 inHg | 9.82308294941 | psi |
| 25 inHg | 12.2788536868 | psi |
| 50 inHg | 24.5577073735 | psi |
| 100 inHg | 49.115414747 | psi |
| 500 inHg | 245.577073735 | psi |
| 1,000 inHg | 491.15414747 | psi |
gauge or absolute
Tyre and boiler gauges usually read pressure above the surrounding air, not total pressure. This converter changes units only — it cannot know which zero your gauge uses.