H41J-10 升降式襯膠止回閥產品槪述：H41J村(cun)(cun)膠(jiao)(jiao)升(sheng)(sheng)降(jiang)式(shi)(shi)止(zhi)(zhi)回(hui)(hui)閥(fa)(fa)(fa)(fa)專用(yong)于(yu)(yu)(yu)控(kong)制非腐(fu)蝕性或一般腐(fu)獨性介質(zhi)，閥(fa)(fa)(fa)(fa)體(ti)內(nei)腔表(biao)面(mian)無村(cun)(cun)里或覆有可供選擇的(de)各(ge)種像膠(jiao)(jiao)、適用(yong)于(yu)(yu)(yu)不同(tong)工作溫度和(he)液(ye)體(ti)管路(lu)。H41J襯膠(jiao)(jiao)升(sheng)(sheng)降(jiang)式(shi)(shi)止(zhi)(zhi)回(hui)(hui)閥(fa)(fa)(fa)(fa)屬于(yu)(yu)(yu)一種自動(dong)(dong)閥(fa)(fa)(fa)(fa)門，其主要(yao)作用(yong)是防止(zhi)(zhi)介質(zhi)倒流(liu)、泵及(ji)驅動(dong)(dong)電動(dong)(dong)機反(fan)轉，以(yi)及(ji)容器介質(zhi)的(de)泄放(fang)，止(zhi)(zhi)回(hui)(hui)閥(fa)(fa)(fa)(fa)還可用(yong)于(yu)(yu)(yu)給其中(zhong)的(de)壓(ya)力(li)可能(neng)升(sheng)(sheng)到超(chao)過系統壓(ya)的(de)輔助系統提供補給的(de)管路(lu)上，H41J村(cun)(cun)膠(jiao)(jiao)升(sheng)(sheng)降(jiang)式(shi)(shi)止(zhi)(zhi)回(hui)(hui)閥(fa)(fa)(fa)(fa)的(de)閥(fa)(fa)(fa)(fa)瓣(ban)呈(cheng)圓盤狀，繞閥(fa)(fa)(fa)(fa)座通道的(de)轉軸作升(sheng)(sheng)降(jiang)式(shi)(shi)運動(dong)(dong)，升(sheng)(sheng)降(jiang)式(shi)(shi)止(zhi)(zhi)回(hui)(hui)閥(fa)(fa)(fa)(fa)密封性能(neng)比旋啟式(shi)(shi)要(yao)優越。