Ventilation butterfly valve
A ventilation butterfly valve comprises a valve rod, a butterfly plate and a plastic valve body, wherein the butterfly plate comprises a metal substrate, and the metal substrate is completely coated with a layer of plastic. According to the ventilation butterfly valve, the butterfly plate comprises...
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Main Authors | , , |
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Format | Patent |
Language | Chinese English |
Published |
19.09.2012
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Subjects | |
Online Access | Get full text |
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Summary: | A ventilation butterfly valve comprises a valve rod, a butterfly plate and a plastic valve body, wherein the butterfly plate comprises a metal substrate, and the metal substrate is completely coated with a layer of plastic. According to the ventilation butterfly valve, the butterfly plate comprises the metal substrate, the metal substrate is completely coated with the layer of plastic, the strength of the butterfly plate is high, the butterfly plate can maintain enough strength and cannot deform under the condition of high temperature, and the sealing performance of the ventilation butterfly valve can be guaranteed. |
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Bibliography: | Application Number: CN2012218472U |