Convert Petapascal to Bar (PPa to Bar)

Petapascal (PPa) and Bar (Bar) are both units of pressure. With the conversion form below, you can effortlessly and accurately convert petapascal to bar. This free online calculator tool makes it simple and easy to perform the conversion from PPa unit to the Bar unit.

Pressure is the force applied perpendicular to a surface per unit area: P = F / A. The SI unit is the pascal (Pa), equal to one newton per square metre (1 Pa = 1 N/m²). Practical applications use larger units: the bar (1 bar = 100,000 Pa, close to standard atmospheric pressure), atmosphere (atm) (1 atm = 101,325 Pa), and psi (pounds per square inch, used in the US for tire and gas pressures). Blood pressure is measured in mmHg (millimetres of mercury), also called torr.

The petapascal (symbol: PPa) is an SI-derived unit of pressure equal to one quadrillion (10¹⁵) pascals. It is an extremely large pressure unit used primarily in astrophysics, geophysics, high-energy physics, and theoretical research involving exceptionally high pressures. The petapascal uses the SI prefix peta, representing a factor of 10¹⁵.

One petapascal is equal to 1,000 terapascals, 1,000,000 gigapascals, 1,000,000,000 megapascals, 10,000,000,000 bars, and 1×10¹⁵ pascals. Although rarely encountered outside advanced scientific research, the petapascal is part of the complete SI pressure scale.

The bar (symbol: bar) is a non-SI unit of pressure equal to exactly 100,000 pascals. It is widely used in meteorology, hydraulic systems, industrial engineering, scuba diving, and tire pressure measurements. Although not an SI unit, the bar is accepted for use with the metric system and remains one of the world's most commonly used pressure units. More information is available in the bar (unit) article.

One bar is equal to 100,000 pascals, 100 kilopascals, 0.1 megapascal, 14.5038 pounds per square inch, and 0.986923 standard atmosphere. The bar provides a convenient pressure scale for engineering and industrial applications.