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Main points of installation and maintenance of PE ball valve

Time of issue : 2020-03-20 15:27:00

The valve shall be placed in the shade of the site for a period of time before installation so that the temperature of the valve is basically the same as that of the pipe. Valves and pipes shall be pr

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The valve shall be placed in the shade of the site for a period of time before installation so that the temperature of the valve is basically the same as that of the pipe. Valves and pipes shall be pr