Net Pressure Calculator

How to Use the Calculator

1. Enter the Gauge Pressure in PSI. This is the pressure measured relative to atmospheric pressure.
2. The Atmospheric Pressure is already set to the standard value of 14.7 PSI at sea level, but you can adjust it if needed.
3. Click the Calculate button to compute the net pressure.
4. The result will be displayed in PSI.

When to Use This Calculator

The Net Pressure Calculator is useful in situations where you need to determine the absolute pressure from gauge pressure. This is particularly important in:

• Industrial applications where pressure gauges are commonly used
• Scientific experiments requiring precise pressure measurements
• Altitude calculations (as atmospheric pressure decreases with altitude)
• Hydraulic and pneumatic systems where pressure is measured relative to atmospheric conditions

Example Calculation

If a pressure gauge reads 30 PSI, the net pressure (absolute pressure) at sea level would be:

Net Pressure = 30 PSI - 14.7 PSI = 15.3 PSI