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 Wear-resistant ball valve |
| Description: 1, the valve metal hard sealing ball valve and valve seat of the ball completely sealed metal on metal the way, in order to ensure that the valves in a variety of temperature and pressure of a reliable seal 2, using a variety of advanced and the ball valve Block hardening technologies, including supersonic spraying, ball and seat up to the surface hardness above HRC84. Temperature up to 980 CN 3, the use of the ball before the valve seat seal structure. Metal hard sealing ball valve fixed independently of the two seat side off and export of goods into the media side. 4 double-blocking function, the use of disc spring yellow or contains a patent sealed structure, parts and components at a high temperature thermal expansion of the disc can be absorbed by yellow or spring, it will not be added to ensure that death can be at a high temperature flexible sluicegate . 5, the use of metal on metal seal structure, the use of flexible graphite packing, gasket with stainless steel + flexible graphite structure. In case of fire can also be sealed to ensure reliable |
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