2014年2月19日星期三

Valve for the occasion

     Applicable occasions
     Butterfly valves for flow control. Due to the pressure loss of the butterfly valve in the pipe is relatively large, also should consider the robustness when closing plate under medium pressure pipeline.In addition, must also consider the resilient seat material at high temperatures under the operating temperature limit. 
      Butterfly valvelength and overall height of the structure is small, opening and closing speed, and has a good flow control characteristics, the structural principle of the butterfly valve suitable for production of large diameter valves. When asked to use flow control valve as the most important, the choice is the right size and type of valve, so that appropriate, effective work.
     Usually, control and regulate the media in the throttle, mud,requiring a short length of the structure, opening and closing speed(1/4). Low cut-off (pressure difference), the recommended use butterfly.
     The double adjustment, reduced in channel, low noise, there is the phenomenon of cavitation and gasification, a small amount of leakage to the atmosphere, with abrasive media, you can use butterfly.
Special working conditions in the throttle, or require strict sealing, orbadly worn, low-temperature (cryogenic) conditions using butterfly valve, seal with the adjustment three eccentric or special double eccentric butterfly valve device use a specially designed metal.
Cast Iron Chain

Cast Iron Chain

      The center line butterfly valve is completely sealed, the gas leakage test of zero, higher life expectancy, working temperature -10degrees to 150 degrees of fresh water, sewage, sea water, salt water, steam, gas, food, pharmaceuticals, oil and various chemical and other pipeline to the requirements.
Bidirectional opening and closing and regulating soft seal butterfly valve for dust removal by ventilation pipe, widely used in metallurgy,light industry, electric power, petrochemical and gas pipeline systems and other waterways.
     Metal double eccentric butterfly valve suitable for city gas supply,heating, water supply, gas, oil, acid and alkali line seal on the metalline, as the adjusting and throttling device.
     Metal to metal seal three eccentric butterfly valve except as a large-scale pressure swing adsorption (PSA) gas separation plant process control valves, also can be widely used in petroleum,petrochemical, chemical, metallurgy, electric power and other fields,when the gate valve, globe valve a good alternative.
    Chinabase Machinery is a group of manufacturing facilities, offering one-stop solution for mechanical power transmission products in China. We can supply a full-range of power transmission products, such as chains,Engineering Chain, Agricultural Chain,sprockets and plate wheels, pulleys, gearboxes, motors, Fluid Couplings, gears and racks. Our product range also covers locking assemblies (clamping elements/locking device), taper bushes, QD bushes, bolt-on hubs, torque limiters, shaft collars, motor bases and motor slides, chain detachers, chain guides, universal joint, rod ends and yokes. Our products are used in many different industry sector, like in automation engineering, drive engineering, conveyor technology, assembly and handling technology, packaging industries, the beverage, food and medical engineering, pharmaceutical production, and laboratory equipment.

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