The pressure reducing valve is an essential accessory for the pneumatic regulating valve. The main function is to reduce the pressure of the air source.
The pressure relief valve is pressed and stabilized to a constant value so that the regulating valve can obtain a stable source of power for adjustment control. According to the structure, it can be divided into film type, spring film type, piston type, lever type and bellows type; the number of seat seats can be artificial single seat type and double seat type; according to the position of the valve flap, it can be divided into positive action type and Reactionary.
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