Ус цэвэршүүлэх хавхлагын нийтлэг гэмтэл
Valve is the control device of fluid pipeline. Its basic function is to connect or cut off the flow of pipeline medium, change the flow direction of medium, adjust the pressure and flow of medium, and set various valves in the piping system, which is an important guarantee for the normal operation of pipe network and equipment. Common valves for water treatment …