Instrument using the ambient temperature of -40 ~ 70 ℃, relative humidity of not more than 80%, such as deviation from the normal use temperature of 20 5 ℃, the temperature shou...
The value of the piston pressure gauge is mainly determined by the acceleration of gravity and the effective area of the piston.
With the development of social science and technology, the piston pressure gauge in many engineering industries in the most widely used
Stainless steel pressure gauge can not correctly indicate the pressure value, there will be instructions of the situation is not allowed
