2026-04-14Views：
First of all, we must understand that the "kilogram" in the expression "compressed air pressure 5kg" actually refers to "kilogram force/square centimeter", which is a commonly used pressure unit, which can also be written as "kgf/cm".
Next, in order to understand this pressure value more intuitively, we can try to convert it to another, more common unit of pressure-"bar". The formula for the conversion is:
1 kgf/cm2 = 0.981 bar
now, we substitute the pressure value of 5 kgf/cm2 into the formula for conversion:
5 kgf/cm2 × 0.981 bar/kgf/cm2 = 4.905 bar
therefore, the compressed air pressure of 5kg corresponds to a pressure value of 4.905 bar. In this way, we know more clearly the magnitude of this pressure value.
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