Inches of mercury to Pounds per square inch Converter

Convert inches of mercury to pounds per square inch instantly. One inch of mercury equals 0.491154 pounds per square inch, so you can type any value…

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Convert inches of mercury to pounds per square inch instantly. One inch of mercury equals 0.491154 pounds per square inch, so you can type any value in inHg and read the answer in psi. The page also shows a conversion table and the exact formula used.

Enter your values

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Worked example

Example calculated from the starting values. Enter your own values and press Calculate to get your result.

Pounds per square inch0.491154 psi

1 inHg = 0.491154 psi

With the default inputs (value in inches of mercury = 1 inHg), the results are: pounds per square inch 0.491154 psi.

Inches of mercury to pounds per square inch conversion table

Reference table based on the example values; it is not your calculation result.

inches of mercury (inHg)pounds per square inch (psi)
10.491154
20.982308
52.4558
104.9115
2512.2789
5024.5577
10049.1154
500245.5771
1,000491.1542

Frequently asked questions

How many pounds per square inch are in one inch of mercury?

1 inch of mercury = 0.491154 pounds per square inch.

What is the formula to convert inches of mercury to pounds per square inch?

Multiply the value in inches of mercury by 0.491154.

How do I convert pounds per square inch back to inches of mercury?

1 pound per square inch = 2.036 inches of mercury.

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