The advantage of using: D671X pneumatic Wafer soft seal butterfly valve compact switch easily 90 ° rotation, reliable sealing and long service life, is widely used in waterworks, power plants, steel mills, paper, chemicals, diet, water supply and drainage systems, As regulation and end use. D671X-10 / D671X-16 Pneumatic Wafer soft seal butterfly valve - Features 1, D671X pneumatic Wafer soft seal butterfly valve double eccentric structure, with more and more tightly sealed off function, a reliable sealing performance. 2, sealing materials made of stainless steel and rubber with matching, long service life. 3, rubber seals can be located on the body can also be located butterfly board, applicable to the different characteristics of the medium for users to choose from. The disc use a frame structure, high soft seal butterfly 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 bi-directional sealing function, when you install from media flow control, is not affected by spatial location can be installed in any direction. 7. The valve structure unique, flexible operation, D671X saving, easy.