進(jìn)口電動(dòng)調(diào)節(jié)型硬密封對(duì)夾蝶閥

電動(dòng)調(diào)節(jié)型硬密封對(duì)夾蝶閥，Electric regulating hard sealing wafer butterfly valve，是指采用金屬硬密封的對(duì)夾蝶閥，配上調(diào)節(jié)型的電動(dòng)執(zhí)行器，對(duì)介質(zhì)的流量進(jìn)行調(diào)節(jié)的蝶閥。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(jié)構(gòu)，廣泛用于介質(zhì)溫度425℃的治...