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Convert Megapascals to Pascals

Instantly convert Megapascals (MPa) to Pascals (Pa) with our free online calculator.

Reviewed by Christopher FloiedUpdated

Formula: MPa to Pamultiply by 1.0000e+6

Reference Table

Megapascals (MPa)Pascals (Pa)
11000000
55000000
1010000000
2525000000
5050000000
100100000000

How to Convert Megapascals to Pascals

Formula

To convert Megapascals (MPa) to Pascals (Pa): multiply by 1.0000e+6

Step-by-Step

  1. Start with your value in Megapascals (MPa).
  2. Multiply by 1.0000e+6 to perform the conversion.
  3. The result is your value expressed in Pascals (Pa).

Conversion Factor

1 MPa = 1000000 Pa

Reverse Factor

1 Pa = 0.000001 MPa

Worked Example

Convert 25 Megapascals to Pascals: 25 MPa = 25000000 Pa

About Megapascal (MPa)

A metric unit of pressure equal to exactly 1,000,000 pascals (1,000 kPa), or 10 bar. Megapascals are the universal SI unit for material strength reporting in structural and mechanical engineering: concrete compressive strength (typically 20-60 MPa per ACI 318 / Eurocode 2, with ultra-high-performance concrete reaching 150-200 MPa), structural-steel yield stress (250 MPa for S275 / A36, 355 MPa for S355, up to 690 MPa for HSLA grades), aluminum tensile (6061-T6 ~310 MPa), and the fracture toughness of ceramics and polymers reported as MPa·m^½ in materials databases. Mechanical-engineering finite-element solvers (Abaqus, ANSYS, Nastran), pressure-vessel codes (ASME BPVC Section VIII, PD 5500, EN 13445), hydraulic system specifications above ~70 bar, and the civil-engineering concrete mix specs all use MPa as the working pressure/stress unit. Common conversions: 1 MPa = 10 bar = 145.04 psi = 9.869 atm.

About Pascal (Pa)

The SI derived unit of pressure (and stress), formally defined as one newton per square meter (N/m²) by ISO 80000-4. Named for 17th-century French mathematician Blaise Pascal, whose 1647-48 Puy-de-Dôme experiment established that atmospheric pressure decreases with altitude. The pascal is a small unit — standard sea-level atmospheric pressure is exactly 101,325 Pa per the BIPM SI Brochure — so working engineering and meteorology use multiples: kilopascals (kPa) for everyday gauge pressures, megapascals (MPa) for material strength, hectopascals (hPa) for barometric readings (1 kPa = 10 hPa). The pascal is the universal SI reference for pressure across scientific publication (Physical Review, J. Fluid Mechanics), thermodynamic state tables (NIST REFPROP), and international engineering codes (ASME, EN, JIS). Converting Pa to psi is a divide-by-6894.76; Pa to bar is divide-by-100,000.

Quick Facts

  • 1 Megapascal equals 1000000 Pascals
  • 1 Pascal equals 0.000001 Megapascals
  • Megapascal is a unit of pressure
  • Pascal is a unit of pressure
  • This conversion is commonly used in tire inflation, weather reporting, scuba diving, and engineering
  • The Megapascal belongs to the metric system

Common Megapascal to Pascal Conversions

Megapascals (MPa)Pascals (Pa)
0.1100000
0.5500000
11000000
22000000
55000000
1010000000
14.69614696000
1515000000
2020000000
2525000000
5050000000
100100000000
150150000000
200200000000
500500000000
10001.000000e+9

Understanding Megapascals

The Megapascal (symbol: MPa) is a unit of pressure. A metric unit of pressure equal to exactly 1,000,000 pascals (1,000 kPa), or 10 bar. Megapascals are the universal SI unit for material strength reporting in structural and mechanical engineering: concrete compressive strength (typically 20-60 MPa per ACI 318 / Eurocode 2, with ultra-high-performance concrete reaching 150-200 MPa), structural-steel yield stress (250 MPa for S275 / A36, 355 MPa for S355, up to 690 MPa for HSLA grades), aluminum tensile (6061-T6 ~310 MPa), and the fracture toughness of ceramics and polymers reported as MPa·m^½ in materials databases. Mechanical-engineering finite-element solvers (Abaqus, ANSYS, Nastran), pressure-vessel codes (ASME BPVC Section VIII, PD 5500, EN 13445), hydraulic system specifications above ~70 bar, and the civil-engineering concrete mix specs all use MPa as the working pressure/stress unit. Common conversions: 1 MPa = 10 bar = 145.04 psi = 9.869 atm.

It belongs to the metric measurement system.

Megapascals are commonly used in tire inflation, weather reporting, scuba diving, and engineering.

Understanding Pascals

The Pascal (symbol: Pa) is a unit of pressure. The SI derived unit of pressure (and stress), formally defined as one newton per square meter (N/m²) by ISO 80000-4. Named for 17th-century French mathematician Blaise Pascal, whose 1647-48 Puy-de-Dôme experiment established that atmospheric pressure decreases with altitude. The pascal is a small unit — standard sea-level atmospheric pressure is exactly 101,325 Pa per the BIPM SI Brochure — so working engineering and meteorology use multiples: kilopascals (kPa) for everyday gauge pressures, megapascals (MPa) for material strength, hectopascals (hPa) for barometric readings (1 kPa = 10 hPa). The pascal is the universal SI reference for pressure across scientific publication (Physical Review, J. Fluid Mechanics), thermodynamic state tables (NIST REFPROP), and international engineering codes (ASME, EN, JIS). Converting Pa to psi is a divide-by-6894.76; Pa to bar is divide-by-100,000.

It belongs to the metric measurement system.

Pascals are commonly used in tire inflation, weather reporting, scuba diving, and engineering.

Why Convert Megapascals to Pascals?

Engineers, mechanics, and scientists frequently need to convert pressure between Megapascals and Pascals when working with different measurement standards. Tire pressure, blood pressure readings, weather barometric measurements, and industrial process specifications may all use different pressure units depending on the region or discipline. Reliable conversion prevents equipment misuse and ensures safety.

Frequently Asked Questions

How do I convert Megapascals to Pascals?

A metric unit of pressure equal to exactly 1,000,000 pascals (1,000 kPa), or 10 bar. To convert Megapascals to Pascals, multiply by 1.0000e+6. For example, 25 MPa equals 25000000 Pa.

How many Pascals are in 1 Megapascal?

There are 1000000 Pascals in 1 Megapascal.

How many Megapascals are in 1 Pascal?

There are 0.000001 Megapascals in 1 Pascal.

What is the formula for Megapascal to Pascal conversion?

The formula is: multiply by 1.0000e+6. This means 1 MPa = 1000000 Pa.

Is a Megapascal bigger than a Pascal?

No. One Megapascal is smaller than one Pascal because 1 MPa equals 1000000 Pa, which is greater than 1.

When do you need to convert between Megapascals and Pascals?

The SI derived unit of pressure (and stress), formally defined as one newton per square meter (N/m²) by ISO 80000-4. Megapascal and Pascal are both pressure units, so conversion comes up whenever one source of information uses one unit and another uses the other — a classic cross-reference challenge in engineering, trade, travel, and everyday life.

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