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Ball valve is the most widely used mechanical product. It is mainly composed of valve body, valve seat, ball, and transmission device,etc.

The check valve must be installed at the pump outlet, in a position before the outlet control valve, in order to service the check valve.

In recent years, with the increase of oxygen consumption, the large users of oxygen are using oxygen pipelines to transport.

Understanding the gate valve structure and operating principle can help us operate the gate valve correctly and better grasp the gate valve.