I. Product Overview midline Wafer soft seal butterfly valve, double eccentric butterfly compact flange, 90 ° rotary switch easy, reliable sealing and long service life, is widely used in water plants, power plants, steel mills, paper, chemicals, diet, water supply and drainage systems, as a regulator and due to use. Second, the characteristics 1, the valve double eccentric structure, with more and more tightly sealed off function, a reliable sealing performance. 2, sealing materials made of stainless steel and nitrile rubber with matching, long service life. 3, rubber seals can be located on the body, it can be located in butterfly board, applicable to the different characteristics of the medium, for users to choose. 4, the disc using frame structure, high strength, flow area, flow resistance. 5, the overall paint, can effectively prevent corrosion and replace the seal as long as the seat material, can be used in different media. 6, the valve has a two-way sealing function, when you install from media flow control, are not affected by spatial location can be installed in any direction. 7. The valve structure unique, flexible operation, effort, and convenient.