Product Overview: 
 Q641F Series Pneumatic O type ball valve is a 90 ° angle of rotation for the class of the valve, seal performance, flow coefficient, flow resistance coefficient is small, simple structure, long life and easy maintenance. Equipped with the executing agency is the introduction of foreign advanced technology to produce the Bray series cylinder-type actuators, ball point single and double acting models. Widely used in chemical, petroleum, textile, electric power, food and pharmaceutical, refrigeration, paper industry, system control 
 Valve Manufacturing Co., Ltd. Linyi on the industry, free :400 -6999-972 National Recruitment agency vacancies in some cities 
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