Seal valve structure characteristics and uses: 1, using the flange bolt connection, both ends of the branch pipe flange connections or welded connections. 2, stuffing and sealing structure is designed to water, access to 0.6 ~ 1.6Mpa water filler, friction is small, sealed valve Weifang, isolated from the atmosphere enables the system to ensure good air tightness. 3, the opening and closing pieces using double plate bi-elastic sealing, open and close easily, reliable seal, good performance. 4, stem quenched and surface nitriding treatment, good corrosion resistance, scratch resistance and abrasion resistance. 5, the structure is simple, compact, easy maintenance valves Shandong, long life, attractive appearance. 6, valve work must be fully open or fully closed position, do not adjust the valve. Valve types, according to the sealing surface configuration can be divided into wedge gate-type valve and parallel gate-type valve, wedge gate-type valve can be divided into: single-gate type, double plate and flexible gate type; parallel gate-type valve can divided into single-gate type and double plate. Divided by the threaded stem position can be divided into two clear shot valve gate and dark bar. Valve Co., Ltd. Shandong Everbright produce such a wide range of application types of valves, valve seal DSZ41 reliable manufacturers, no internal leakage, leakage phenomenon, frequent switching is not stuck, rust, the majority of chemical plants, thermal power plants, steel plants, printing and dyeing, food plants the best choice. DSZ41 seal valve manufacturers, valve, valve manufacturers Everbright Everbright provided by Valve Co., Ltd., Shandong. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) strong, credible, Shandong Weifang ball industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Everbright valve into the brilliant and you work for a better future!