What is PSI to MPa Converter?
This tool converts Pound per Square Inch (psi) to Megapascal (MPa) quickly and accurately. Whether you're working with tire pressure, hydraulic systems, or scientific measurements, this converter provides instant results.
Understanding the Units
Pound per Square Inch (psi): Common pressure unit in the United States. Used for tire pressure, hydraulic systems, and industrial applications.
Megapascal (MPa): SI unit equal to one million Pascals. Used for material strength, hydraulic systems, and high-pressure applications.
Who Uses This Conversion?
- Engineers: Converting pressure specifications between measurement systems
- Automotive technicians: Working with tire pressure in different units
- Scientists: Converting pressure data for research and experiments
- HVAC professionals: Working with system pressure readings
- Students: Learning about pressure unit conversions
Privacy
All conversions happen in your browser. No data is stored or sent to any server.
How to Use
Converting PSI to MPa takes just seconds:
- Enter the PSI value in the first input field
- View the MPa result instantly in the second field
- Copy the result using the copy button if needed
Reverse Conversion
Need to convert MPa to PSI instead? Simply click the swap button (↔) to reverse the conversion direction, or type in the MPa field directly.
Tips for Accurate Conversions
- Use decimal points for precise values (e.g., 14.7 instead of 15)
- Large numbers are automatically formatted with thousand separators
- Results update instantly as you type
Common Applications
- Tire pressure specifications
- Industrial pressure gauge readings
- Scientific pressure measurements
- Weather and atmospheric data
Features
Instant Conversion
Results appear as you type, with no need to click a convert button. The calculation uses precise conversion factors for accurate results.
Bidirectional Input
Type in either field and the other updates automatically. This makes it easy to work in whichever direction you need.
Copy Results
Click the copy button next to any value to copy it to your clipboard for use in documents, emails, or other applications.
Quick Reference Table
The reference section shows common PSI-to-MPa conversions at a glance for quick lookups.
Unit Flexibility
Use the dropdown menus to switch to other pressure units if needed. The converter supports Pascal, Bar, PSI, Atmosphere, Torr, and many more.
Mobile Friendly
The converter works on all devices - desktop, tablet, and mobile. Convert pressure units anywhere you need them.
Frequently Asked Questions
How do I convert PSI to MPa?
To convert Pound per Square Inch to Megapascal, multiply the psi value by 0.006895. For example, 1 psi = 0.006895 MPa.
What is the formula for PSI to MPa?
The conversion formula is: MPa = psi × 0.006895. Conversely, to convert back: psi = MPa × 145.0377.
What is Pound per Square Inch?
Common pressure unit in the United States. Used for tire pressure, hydraulic systems, and industrial applications.
What is Megapascal?
SI unit equal to one million Pascals. Used for material strength, hydraulic systems, and high-pressure applications.
Is this converter accurate?
Yes, the converter uses internationally recognized conversion factors with high precision. Results are accurate for engineering and scientific applications.
Can I convert other pressure units?
Yes, use the dropdown menus to select from many pressure units including Pascal (Pa), Bar, PSI, Atmosphere (atm), Torr, mmHg, and more.
Does this work offline?
Once the page loads, all calculations happen in your browser. However, you need an internet connection for the initial page load.
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