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Structure and material of all welded ball valve

Release date: [2018-12-07] click through rate:

In the working process of all welded ball valve, there will be some unstable factors. At this time, it is necessary to understand the structure and material of the fully welded ball valve. The reduced diameter full welded ball valve with high sealing includes the valve body, the valve seat is connected inside the valve body, the valve cover is installed on the upper part of the valve cover, the valve stem is installed in the inner part of the valve cover, the fastener is connected with the valve rod, and the spring is installed between the fastener and the valve rod The lower part of the spring assembly is provided with a sealing device, and a sealing sleeve is arranged between the lower end of the valve cover and the valve rod.

 All welded ball valve

All welded ball valve is made of metal, and the metal will be corroded by a series of reasons such as temperature, sulfide contained in lubricating material, stability of acid resistance, duration of contact with medium and catalysis of metal on nitriding process.

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