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                首頁 > 產品中心 > 電動蝶閥 > D943H電動硬密封蝶閥
                • D943H電動硬密封蝶閥采用精密的J形彈性密封圈和三偏心多層次金⊙屬硬密↑封結構,電動硬密封蝶閥被廣泛用於介質溫度≤425℃的治金、電力、石油化工、以及給排水和市政建︼設等工業管道上,作調節流量和載斷流體使用。電動硬密封蝶閥采用三偏心結構,閥座與碟板密封面均采用不同硬度和不銹鋼@ 制作,電動硬密封蝶閥具有良好的耐』腐蝕性,使用壽命長,電動硬◢密封蝶閥有雙向密封功能,產品符合◆國家GB/T13927-92閥門壓力試
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