Products

The welded butterfly valve adopts three-eccentricity and multi-layer metal hard sealing structure, which is widely used in the industrial pipelines with medium temperature ≤425 ° C, such as gold treatment, electric power, petrochemical industry, water supply and drainage, municipal construction, etc. , it is used for adjusting flow rate and carrying off fluid. Welding butterfly valve is divided into cast steel welding butterfly valve, stainless steel welding butterfly valve and other three eccentric structure, seat and disc sealing surface are made of different hardness and stainless steel, has good corrosion resistance, long service life, the valve can have two-way sealing function, products in line with the national GB/T13927 -92 valve pressure test standards.