Product Overview
 Precision   J-shaped elastic ring and three eccentric multi-level metal hard seal   structure, is widely used in the medium temperature ≤ 425 ℃ metallurgy,   electricity, petrochemicals, and water supply and drainage and Municipal   construction and other industrial pipelines, for regulating the flow   and breaking the fluid to use. The valve adopts three eccentric   structure, the valve seat and the disc sealing surface are made of   different hardness and stainless steel, has good corrosion resistance,   long service life, the valve has a two-way sealing function, the product   complies with national GB / T13927-92 valve pressure Test Standard.