Megapascal to psi Conversion - Free Accurate MPa ⇄ psi Tool
Convert between megapascals (MPa) and pounds per square inch (PSI) with precision using standard pressure measurements
Pressure is a key measurement in engineering, physics, automotive, and construction industries. Two of the most common pressure units are the megapascal (MPa) from the metric SI system and the pounds per square inch (psi) from the imperial system.
Knowing how to perform a megapascal to psi conversion and the reverse psi to megapascal is essential for accurate calculations in hydraulic systems, tire pressure readings, structural design, and laboratory work. Our MPa ⇄ psi converter provides quick, reliable, and precise results.
Why Use This MPa ⇄ psi Converter?
- Accurate formulas: Based on internationally recognized standards.
- Two-way conversion: Works for megapascal to psi and psi to megapascal.
- Instant results: Saves time and ensures precision.
- Easy-to-use: Designed for students, engineers, and professionals.
- Wide applications: Useful in construction, hydraulics, and automotive fields.
How to Use the Converter
- Enter the value in MPa or psi.
- Select the conversion direction.
- View instant results.
- Apply them in your calculations or projects.
What is a Megapascal (MPa)?
A megapascal is a unit of pressure in the SI system.
Key Facts About Megapascals
- 1 MPa = 1,000,000 pascals (Pa).
- 1 MPa = 145.038 psi.
- Abbreviation: MPa.
- Common uses: Hydraulic systems, material stress, industrial machinery, pressure vessels.
What is Pounds per Square Inch (psi)?
Pounds per square inch (psi) is a unit of pressure in the imperial/US customary system.
Key Facts About psi
- 1 psi = 6894.76 pascals.
- 1 psi = 0.006895 MPa.
- Abbreviation: psi.
- Common uses: Tire pressure, gas cylinders, pipelines, HVAC systems.
Megapascal to psi Conversion Formula
Formula:
psi = MPa × 145.038
Megapascal to psi Conversion Example
- 1 MPa to psi
Formula: psi = MPa × 145.038
Substitution: 1 × 145.038
Result = 145.04 psi
- 5 MPa to psi
Formula: psi = MPa × 145.038
Substitution: 5 × 145.038
Result = 725.19 psi
- 10 MPa to psi
Formula: psi = MPa × 145.038
Substitution: 10 × 145.038
Result = 1450.38 psi
Psi to Megapascal Conversion Formula
Formula:
MPa = psi × 0.006895
Psi to Megapascal Conversion Example
- 145 psi to MPa
Formula: MPa = psi × 0.006895
Substitution: 145 × 0.006895
Result = 1 MPa
- 500 psi to MPa
Formula: MPa = psi × 0.006895
Substitution: 500 × 0.006895
Result = 3.45 MPa
- 1000 psi to MPa
Formula: MPa = psi × 0.006895
Substitution: 1000 × 0.006895
Result = 6.90 MPa
Applications of MPa and psi Conversions
- Automotive: Tire pressures are usually given in psi, while hydraulic systems use MPa.
- Construction: Concrete strength is often measured in MPa, but psi values may be needed for reports.
- Engineering: Hydraulic presses, pumps, and pipelines require both MPa and psi depending on regional standards.
- Industrial Use: Gas storage, refrigeration, and pressure vessels may list ratings in both units.
- Academic Fields: Physics and engineering students need this conversion for lab work and exams.
Quick Reference Table for MPa ⇄ psi
Megapascal (MPa) | Pounds per Square Inch (psi) | Pounds per Square Inch (psi) | Megapascal (MPa) |
1 MPa | 145.04 psi | 100 psi | 0.69 MPa |
5 MPa | 725.19 psi | 500 psi | 3.45 MPa |
10 MPa | 1450.38 psi | 1000 psi | 6.90 MPa |
20 MPa | 2900.76 psi | 2000 psi | 13.79 MPa |
Use our megapascal ⇄ psi converter at Digital Calculator for fast, accurate, and reliable results. Perfect for engineers, scientists, students, and professionals working with pressure measurements.