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How to Read a Tire Pressure Gauge?

1 Answers

SerenityLee

07/29/25 9:15am

To read a tire pressure gauge: The central axis of the gauge's measuring port forms an angle of 90 to 180 degrees with the body axis of the gauge. The scale is a rectangular prism, with a range of 0.07 to 0.4 WPa. Before taking a reading, tap the instrument casing with your finger to eliminate friction in the transmission mechanism. When the pointer overlaps with the mirrored pointer, the value indicated by the pointer is the pressure reading, accurate to one decimal place. Also, read the temperature value on the gauge, precise to one decimal place. Align and press the measuring end slot of the gauge firmly against the tire valve stem. The deflection of the pointer indicates the inflation pressure of the tire. Normal tire pressure range: According to the international standard GBT2978-2008, the recommended tire pressures are as follows: Standard tires: 2.4-2.5 bar; Reinforced tires: 2.8-2.9 bar; Maximum pressure: should not exceed 3.5 bar.

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