Low load regulating butterfly valve structure design should be combined with the condition of using conditions of the valve. Higher dust content in the temperature of smelting condition of big condition, the design of the low load regulating butterfly Industrial Valves can be used flat plate structure. The structure of the gaps between the butterfly plate and the valve body, the gap value according to the valve diameter and working condition are used to determine, general control in its channel area 0. Less than 5%, can meet the low load regulating butterfly valve installed and working condition of temperature change and melting process requirements. At higher temperature and dustiness smaller under the working conditions of acid, the design of the low load regulating butterfly valve can be used vertical plate structure. The structure of sealing surface easy processing, its sealing surface gap value control in channel area 0. Less than 2%. body and disc sealing deputy dimensional precision by mechanical processing to meet the design requirements. For high temperature, low pressure and seal requirements strict conditions, low load regulating butterfly Industrial Valves design adopts lever type plane structure. The sealing pair of preparation and butterfly plate trajectory can meet high sealing performance of the network equipment technical requirements. Low load regulating butterfly valve body sealing choose different structure according to different conditions, conducive to the valve working condition of the production and use. Low load regulating butterfly valve shaft end structure design with good insulation and sealing effect of the external support structure, which can realize the valve shaft end seal before 2 support, facilitate adjustment function, won't produce the shaft end jam. In direct connection or crank connecting rod mechanism and transmission mechanism, equipped with heat insulation sleeve can effectively away from high temperature environment on the influence of the transmission device, guarantee the normal work of the valve. Large diameter low load regulating butterfly valve body and disc should be based on conditions require the use of casting or welding form, stiffened plates shall be configuration, choose the reasonable processing plan and materials, in order to enhance the rigidity of the product, prevent the product deformation low load regulating butterfly valve installation position in the pipe network and pipe network layout also has effect on the use of the valve, dust big line connected to the corner on open valve or valve design enclosed funnel, regularly can prevent dust ash accumulation is overmuch, facilitate the rotation of the disc. The above content are according to the students the problems in the practical work of finishing, for your reference, if there is any question, please timely communication, correct.
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Many of the rising stem gate valve listed here can be purchased for less money, but in general we recommend paying a slightly higher price for significantly improved performance. These are our top choices and their recommended configurations.
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