Round butterfly valve overview: Round butterfly valve made of steel welding, with a short structure, light weight, easy installation and so on. The valve driving torque, opening and closing flexible, easy to operate. The valve body is provided with an oil seal ring, no visible gap between the seal pair and a small leak rate. The expansion gap between the disc and the valve body is large, which can effectively prevent the stuck phenomenon caused by the thermal expansion and contraction. The valve can be equipped with a variety of drive devices, such as manual devices, worm gear, pneumatic devices, electric devices. Ventilation butterfly valve is widely used in metallurgy, division, electricity, building materials, mining and other industrial pipelines, gas control or regulation of the role of medium gas. The use and characteristics of circular shutter butterfly valve: Circular shutter butterfly valve and electric actuator supporting the widely used in building materials, metallurgy, mining, electricity and other production processes, can automatically control or manual control of the media flow in the pipeline. Butterfly flap multi-axis body structure, uniform liquid, opening and closing force uniform, sensitive action, reliable performance.
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