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      Hard seal ball valve installation need to pay attention to what?

      Date:[2016-10-19]    Hits:

      Hard seal ball valve in the installation need to pay attention to what aspects?

           1, in order to close the hard ball valve tightly connected, you need to meet some requirements, such as installation location, height, import and export direction;

           2, must be installed before the appearance of inspection, hard sealed ball valve should be consistent with the current national standard "General Valve" GB 12220 requirements;

           3, hard-sealed ball valve handle are not down, because it does not meet the use of habits;

           4, the need for pre-installation strength and rigorous performance testing, qualified only after use;


      5, the assembly should not allow metal debris, fiber, grease (except for the use of the provisions) dust and other impurities, foreign bodies such as pollution, adhesion or stay in the parts surface or into the cavity.

           Hard sealing ball valve with a flow resistance is small, simple structure, small plot, the characteristics of light weight, by everyone's favorite!

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