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1 psi equals approximately 0.442 oz. This means that when you convert one pound-force per square inch into ounces, you get about 0.442 ounces.
The conversion from psi to oz is based on the pressure units: psi measures force over area, while oz measures weight. Since psi is force per unit area, converting it directly to ounces requires understanding the area involved. For example, if you consider a 1 square inch area, multiplying psi by the area gives the force in pounds, which can then be converted into ounces.
Conversion Result
1 psi is roughly equal to 0.442 oz.
Conversion Tool
Result in oz:
Conversion Formula
To convert psi to oz, the formula multiplies the pressure in psi by 0.442. This conversion relies on the fact that 1 psi, applied over a 1 square inch area, equals 1 pound-force. Since 1 pound-force equals 16 ounces, the calculation adjusts for this by using the factor 0.442.
For example, if you have 1 psi, multiply by 0.442:
- 1 psi × 0.442 = 0.442 oz
This works because pressure in psi (pounds per square inch) directly correlates to force, and the conversion to ounces accounts for weight measurement from force measurement, assuming the area involved is 1 square inch.
Conversion Example
- Example 1: Convert 2 psi to oz
- Step 1: Multiply 2 by 0.442
- Step 2: 2 × 0.442 = 0.884 oz
- Example 2: Convert 0.5 psi to oz
- Step 1: Multiply 0.5 by 0.442
- Step 2: 0.5 × 0.442 = 0.221 oz
- Example 3: Convert 5 psi to oz
- Step 1: Multiply 5 by 0.442
- Step 2: 5 × 0.442 = 2.21 oz
Conversion Chart
| psi | oz (ounces) |
|---|---|
| -24.0 | -10.6 |
| -23.0 | -10.2 |
| -22.0 | -9.7 |
| -21.0 | -9.3 |
| -20.0 | -8.8 |
| -19.0 | -8.4 |
| -18.0 | -8.0 |
| -17.0 | -7.5 |
| -16.0 | -7.1 |
| -15.0 | -6.6 |
| -14.0 | -6.2 |
| -13.0 | -5.7 |
| -12.0 | -5.3 |
| -11.0 | -4.9 |
| -10.0 | -4.4 |
| -9.0 | -4.0 |
| -8.0 | -3.5 |
| -7.0 | -3.1 |
| -6.0 | -2.6 |
| -5.0 | -2.2 |
| -4.0 | -1.8 |
| -3.0 | -1.3 |
| -2.0 | -0.9 |
| -1.0 | -0.4 |
| 0.0 | 0.0 |
| 1.0 | 0.442 |
| 2.0 | 0.884 |
| 3.0 | 1.326 |
| 4.0 | 1.768 |
| 5.0 | 2.21 |
| 6.0 | 2.652 |
| 7.0 | 3.094 |
| 8.0 | 3.536 |
| 9.0 | 3.978 |
| 10.0 | 4.42 |
| 20.0 | 8.84 |
| 30.0 | 13.26 |
| 40.0 | 17.68 |
| 50.0 | 22.1 |
| 60.0 | 26.52 |
| 70.0 | 30.94 |
| 80.0 | 35.36 |
| 90.0 | 39.78 |
| 100.0 | 44.2 |
| 110.0 | 48.62 |
| 120.0 | 53.04 |
| 130.0 | 57.46 |
| 140.0 | 61.88 |
| 150.0 | 66.3 |
| 160.0 | 70.72 |
| 170.0 | 75.14 |
| 180.0 | 79.56 |
| 190.0 | 83.98 |
| 200.0 | 88.4 |
Use this chart to quickly find the oz equivalent of any psi value between -24 and 26. Just locate the psi value on the left and read across to see the oz measurement.
Related Conversion Questions
- How many ounces are in 1 psi force over a 2-inch square area?
- What is the oz equivalent of 1 psi applied to a 0.5 square inch surface?
- How do I convert 1 psi to ounces per square foot?
- Is 1 psi the same as 16 ounces of pressure?
- What is the weight in ounces of pressure exerted by 1 psi on a 10 square inch object?
- Can I convert 1 psi directly into ounces without considering the surface area?
- What does 1 psi mean in terms of ounces of force on a small object?
Conversion Definitions
psi
Psi, pounds per square inch, measures pressure as force applied over an area, specifically in pounds-force per one square inch. It’s common in tire pressure and hydraulic systems, indicating how much force is exerted on a surface per unit area.
oz
Ounce, abbreviated as oz, is a unit of weight used to measure mass, with 16 ounces equaling one pound. It is used for small weights like food portions or jewelry, representing a standard measure of mass in the imperial system.
Conversion FAQs
What does 1 psi translate to in ounces?
When pressure of 1 psi is applied over a one square inch area, it equals about 0.442 ounces in force. This is a measure of force, not weight, but in this context, it indicates how much weight equivalent pressure corresponds to in ounces.
How accurate is the conversion from psi to oz?
The conversion is precise when assuming the area is exactly one square inch. Variations in surface area or measurement context can alter the actual ounces exerted, so it’s mainly a standard reference under specific conditions.
Can I use this conversion for different surface areas?
No, this conversion is only valid for pressure applied over a 1 square inch surface. For other areas, multiply the psi value by the area in inches squared before converting to ounces.
Is psi a force or a pressure measurement?
Psi measures pressure, which is force per unit area. It does not directly measure force or weight but indicates the force exerted over a specified surface area, often used in engineering and physics contexts.
What practical uses are there for converting psi to oz?
This conversion helps in understanding the force exerted by pressure in terms of weight, useful in applications like determining the force on small objects or in calibrating systems where weight equivalents are needed.
