Forged ball valve
Valves in petroleum, natural gas, coal and ore mining, processing and pipe system, In chemical products, pharmaceutical and food production, In hydropower and thermal power and nuclear power production system, In the cities and industrial water supply, heat supply, and in the system, The irrigation system in farmland, In gold production system to be widely applied, is a production and construction, national defense construction and people's life of mechanical products. Ball valve closed in all kinds of pipeline system is used to cut off or on medium flow, according to the predetermined program transmission medium to each designated point
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