الوصف

Also known as butterfly valve, control valve has a simple structure, but also can be used for low pressure pipeline medium switch control. The butterfly valve is closed parts (disc or disc) is a disk, around the valve axis to achieve the opening and closing a valve, throttle and cut off from the main role in the pipeline on the valve opening and closing parts is a disc-shaped butterfly plate in the valve body, rotating around its own axis, so as to achieve the purpose of hoisting or regulation. Butterfly valve used in furnace, coal gas, natural gas, liquefied petroleum gas, city gas, hot and cold air, conveying a variety of corrosive chemical smelting and power generation environmental protection the engineering system in the pipeline, non corrosive media, for flow regulation and cut off the media.