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Release time：2/21/2013 8:34:07 AM
Butterfly valve and that the flap valve, is a kind of simple structure regulator, also can be used in low pressure pipe medium switch control. Butterfly valve is to point to close a (disc or butterfly plate) to the disk, around the axis rotation to open and shut down a valve, mainly in the line up and cut off the throttle effect. Butterfly valve opening and closing a is a disc shape of the butterfly plate, in body around its axis rotation, so as to achieve the purpose of opening and closing or adjust. Butterfly valve is applicable to generator gas gas liquefied petroleum gas (LPG) city gas hot and cold air chemical smelting and power generation environmental protection engineering system carries in all kinds of corrosive the corrosive fluid pipelines, used to adjust and block the flow of the medium.