Double eccentric butterfly valve

The valve structure featured by small flow resistance,strong tongness and less pressure loss,which reduces friction of the sealing ring,previding the valve a long service life."T" structure of the disc sealing ring. The sealing pair is linear sealing. The disc sealing ring is easy to replace and maintain. The end of the valve is double-metal stopping shims of high efficiency,which can be installed vertically or horizontally with convenience.It is recommended that to use the valve in one way but in the case of the revers sealing is not important,using in double way is permitted.As the valve is fully closed,the leakage in sealing testing can be lowered to zero.By replacing materials of disc sealing ring,o-ring,disc,body and stem, this valve can be used for various medium and temperature.

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