Convert Bars (bar) to PSI (psi)

1 bar = 14.504 psi

Converting pressure from bar to PSI is essential for various practical applications, especially in fields like engineering and automotive. With the conversion factor of 1 bar equaling 14.5038 psi, you can easily determine the pressure needed for tires, equipment, and more.

Bar (bar)

PSI (psi)

14.503768

≈ 14 1/2 psi

Conversion Formula

psi = bar × 14.5038

Reverse: bar = psi × 0.0689476

Quick mental math: To roughly convert bar to psi, multiply the bar value by 15.

Conversion Examples

1 bar × 14.5038 =

14.504 psi

1 Bars = 14.504 PSI

5 bar × 14.5038 =

72.519 psi

5 Bars = 72.519 PSI

10 bar × 14.5038 =

145.038 psi

10 Bars = 145.038 PSI

25 bar × 14.5038 =

362.594 psi

25 Bars = 362.594 PSI

50 bar × 14.5038 =

725.188 psi

50 Bars = 725.188 PSI

100 bar × 14.5038 =

1,450.38 psi

100 Bars = 1,450.38 PSI

Bar to PSI Table

Quick convert your value:

bar =—psi

Start:Step:Rows:Precision:

Bar (bar)	PSI (psi)	Fraction
1	14.5	14 1/2
2	29.01	—
3	43.51	43 33/64
4	58.02	58 1/64
5	72.52	72 33/64
6	87.02	87 1/64
7	101.53	101 17/32
8	116.03	116 1/32
9	130.53	130 17/32
10	145.04	145 1/32
11	159.54	159 35/64
12	174.05	174 3/64
13	188.55	188 35/64
14	203.05	203 3/64
15	217.56	217 9/16
16	232.06	232 1/16
17	246.56	246 9/16
18	261.07	261 1/16
19	275.57	275 37/64
20	290.08	290 5/64

Unit Definitions

What is a Bar (bar)?

Metric (SI)Worldwide

A bar is a metric unit of pressure defined as 100,000 pascals. It is commonly used in meteorology, engineering, and various industrial applications.

History

The bar unit was introduced in the 19th century and has become a standard unit of pressure measurement in many fields. Its use was popularized by the International Union of Pure and Applied Chemistry (IUPAC).

Current Use

Today, the bar is widely used in Europe and other parts of the world, particularly in fields such as aviation, scuba diving, and tire pressure specifications.

Learn more about Bar

What is a PSI (psi)?

ImperialUnited States, United Kingdom

PSI, or pounds per square inch, is a unit of pressure commonly used in the United States and the United Kingdom. It measures force applied per square inch of area.

History

PSI has been in use since the early 20th century and is a standard unit in the United States customary and imperial systems of measurement. It is prevalent in engineering and automotive contexts.

Current Use

PSI is widely used in various applications, including tire pressure, hydraulic systems, and gas pressure measurements, making it a crucial unit for engineers and consumers alike.

Learn more about PSI

Frequently Asked Questions

How do I convert 5 bar to psi?

To convert 5 bar to psi, you multiply by the conversion factor of 14.5038. This gives you 5 bar × 14.5038 = 72.5188 psi. This conversion is useful when checking tire pressure, as many car manuals recommend tire pressure in psi.

What pressure is considered safe for a bicycle tire in bar?

Typically, bicycle tires are inflated to a pressure range between 2 to 4 bar. For instance, if you set your tire pressure to 3 bar, that would be approximately 43.5 psi (3 bar × 14.5038). This ensures optimal performance and safety while riding.

Why is pressure measurement important in cooking?

In pressure cooking, knowing the right pressure is crucial. A pressure cooker might operate at around 1.5 bar, which is about 21.8 psi. This high pressure allows food to cook faster, making it a great tool for busy kitchens.

How does pressure affect scuba diving?

In scuba diving, the pressure increases by about 1 bar for every 10 meters you descend underwater. For example, if you're diving to 30 meters, you'll experience about 4 bar or 58.012 psi of pressure. Understanding these measurements is vital for diver safety and equipment management.

How can I use bar to psi conversion when shopping for equipment?

When shopping for pressure washers or air compressors, you may see specifications in bar. For instance, if a pressure washer operates at 3 bar, that translates to approximately 43.5 psi, helping you choose the right tool for your cleaning tasks.

Popular Pressure Conversions

Kilopascal to PSIkPa → psi PSI to Barpsi → bar Atmosphere to Baratm → bar PSI to Kilopascalpsi → kPa Bar to Kilopascalbar → kPa

Convert Bar to Other Units

Bar to Pascal→ Pa Bar to Kilopascal→ kPa Bar to Pascal→ Pa Bar to Atmosphere→ atm Bar to Torr→ Torr Bar to Millimeter of Mercury→ mmHg Bar to Megapascal→ MPa Bar to Kilopound per Square Inch→ ksi

Related Conversions

Pascal to BarPa → bar Pascal to PSIPa → psi Kilopascal to BarkPa → bar Bar to Pascalbar → Pa Bar to Kilopascalbar → kPa