The FD-LOK High pressure ball valve is floating at medium pressure, the ball can produce a certain displacement and pressed on the sealing surface of the outlet end, to ensure that the outlet end seal.
Simple floating ball valve structure, good sealing, but the ball all bear the load of the working medium to pass the exit ring, so to consider the ring material can withstand the work load media sphere. This structure is widely used in the low-pressure valve.
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