How to choose the sample of electric ball valve
Electric ball valve product samples, etc. select the appropriate valve products, the basis of valve selection should be understood while mastering the valve selection steps. 1. The purpose, working condition and control mode of the selected valve. The nature of working medium: working pressure, working temperature, corrosion performance, whether it contains solid particles, whether the medium is toxic, whether it is flammable or explosive, and the viscosity of the medium, etc. Requirements for valve fluid characteristics: flow resistance, discharge capacity, flow characteristics, sealing grade, etc.