3, butterfly plate and sealing ring between no sliding friction, sealing surface wear resistance, long service life, reliable sealing, easy to adjust.
Flange type hard seal butterfly valve has the following characteristics
1. Butterfly plate sealing ring is soft and hard laminated metal sheet, with double advantages of metal hard seal and elastic seal.
It has excellent sealing performance under low and high temperature conditions.
2, the use of three-dimensional eccentric structure, seat and butterfly plate almost no friction, with more close more tight sealing function.
3, valve body sealing surface, using surfacing stainless steel, cobalt-based hard alloy, sealing surface wear resistance, long service life.
4, unique structure, flexible operation, labor-saving, convenient, not affected by high and low medium pressure, reliable sealing performance.
Post time: Sep-16-2021