D943H flange butterfly valve

Product name: D943H electric flange hard seal butterfly valve

Product characteristics of hard seal butterfly valve:

1. The valve adopts a three-eccentric sealing structure. The valve seat and butterfly plate are free of wear and the sealing function is more compact.

2. The sealing ring is made of stainless steel, which has the advantages of metal hard seal and elastic seal. It has excellent sealing performance, corrosion resistance and long service life at low and high temperatures.

3. The sealing surface of the disc plate is made of cobalt-based cemented carbide welded on the surface, and the sealing surface is wear-resistant and has a long service life.

4. The large butterfly plate adopts the use seam frame structure with high strength, large flow area and small flow resistance.

5. The hard-sealed butterfly valve has the function of two-way sealing. It can be installed in any direction without the restriction of the flow direction of the medium or the influence of the space position.

6. The drive device can be installed in multiple positions (rotating 90 ° or 180 °) for the convenience of users.