Megapascal to PSI Converter

Convert megapascals to pounds per square inch instantly. Perfect for engineering, hydraulics, and high-pressure applications.

Megapascals (MPa)

PSI (lbs/in²)

1 MPa = 145.038 PSI

About Megapascals

The megapascal (MPa) is a metric unit of pressure equal to one million pascals. It's commonly used in engineering, materials science, and high-pressure applications.

1 MPa = 1,000,000 Pa

About PSI

PSI (pounds per square inch) is an imperial unit of pressure commonly used in the United States for tire pressure, hydraulic systems, and industrial applications.

1 PSI = 6.895 kPa

Common MPa to PSI Conversions

0.1 MPa

14.5 PSI

1 MPa

145 PSI

10 MPa

1,450 PSI

100 MPa

14,504 PSI

Common Applications

Hydraulic Systems

High-pressure hydraulic equipment and machinery

Materials Testing

Tensile strength and compression testing

Engineering

Structural analysis and pressure vessel design

Typical Pressure Ranges

Low Pressure (0-1 MPa)

• Tire pressure: 0.2-0.3 MPa

• Water systems: 0.3-0.8 MPa

• HVAC systems: 0.1-0.5 MPa

High Pressure (1-100+ MPa)

• Hydraulic presses: 10-50 MPa

• High-pressure cleaning: 5-20 MPa

• Industrial processes: 50-200 MPa

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