Our technicians declare: The welded butterfly valve adopts a precise J-shaped elastic sealing ring and a triple eccentric multi-layer metal hard seal structure, which has good corrosion resistance and long service life. The triple eccentric welded butterfly valve has a two-way sealing function, and the product conforms to the national GB /T13927-92 Valve pressure test standard. It is widely used in metallurgical, electric power, petrochemical, water supply and drainage, and municipal construction and other industrial pipelines with a medium temperature of 425 ℃ or less to adjust the flow rate and carry out the use of the fluid.
