MAF燃氣泄漏快速切斷電磁閥(fa)法國LEF INDUSTRIES閥(fa)是管路(lu)流(liu)(liu)(liu)(liu)體輸送(song)系統中控(kong)(kong)(kong)制(zhi)(zhi)部(bu)件，它是用(yong)來改變通路(lu)斷面和(he)介(jie)質流(liu)(liu)(liu)(liu)動(dong)(dong)(dong)(dong)方向，具有導流(liu)(liu)(liu)(liu)、截止(zhi)(zhi)、調(diao)節(jie)、節(jie)流(liu)(liu)(liu)(liu)、止(zhi)(zhi)回、分流(liu)(liu)(liu)(liu)或(huo)(huo)(huo)溢(yi)流(liu)(liu)(liu)(liu)卸壓(ya)等功(gong)(gong)能。用(yong)于(yu)流(liu)(liu)(liu)(liu)體控(kong)(kong)(kong)制(zhi)(zhi)的(de)(de)(de)閥(fa)門(men)(men)，從(cong)簡(jian)單的(de)(de)(de)截止(zhi)(zhi)閥(fa)到*為復雜(za)的(de)(de)(de)自控(kong)(kong)(kong)系統中所用(yong)的(de)(de)(de)各(ge)種(zhong)(zhong)閥(fa)門(men)(men)，其(qi)品種(zhong)(zhong)和(he)規格繁多，閥(fa)門(men)(men)的(de)(de)(de)公稱通徑從(cong)*微小(xiao)的(de)(de)(de)儀(yi)表閥(fa)大至通徑達10m的(de)(de)(de)工業(ye)管路(lu)用(yong)閥(fa).閥(fa)門(men)(men)可(ke)用(yong)于(yu)控(kong)(kong)(kong)制(zhi)(zhi)水、蒸汽、油品、氣體、泥(ni)漿、各(ge)種(zhong)(zhong)腐蝕性介(jie)質、液(ye)態(tai)金(jin)屬和(he)放(fang)射性流(liu)(liu)(liu)(liu)體等各(ge)種(zhong)(zhong)類型流(liu)(liu)(liu)(liu)體的(de)(de)(de)流(liu)(liu)(liu)(liu)動(dong)(dong)(dong)(dong)，閥(fa)門(men)(men)的(de)(de)(de)工作(zuo)壓(ya)力(li)可(ke)從(cong)1.3х10MPa到1000MPa 的(de)(de)(de)超(chao)高(gao)壓(ya)，工作(zuo)溫度(du)(du)從(cong)-269℃的(de)(de)(de)超(chao)低溫到1430℃的(de)(de)(de)高(gao)溫。閥(fa)門(men)(men)的(de)(de)(de)控(kong)(kong)(kong)制(zhi)(zhi)可(ke)采用(yong)多種(zhong)(zhong)傳(chuan)動(dong)(dong)(dong)(dong)方式， 如手動(dong)(dong)(dong)(dong)、電動(dong)(dong)(dong)(dong)、液(ye)動(dong)(dong)(dong)(dong)、氣動(dong)(dong)(dong)(dong)、蝸輪、電磁動(dong)(dong)(dong)(dong)、電磁－－液(ye)動(dong)(dong)(dong)(dong)、電－－液(ye)動(dong)(dong)(dong)(dong)、氣－－液(ye)動(dong)(dong)(dong)(dong)、正齒輪、傘齒輪驅(qu)(qu)動(dong)(dong)(dong)(dong)等;可(ke)以(yi)在壓(ya)力(li)、溫度(du)(du)或(huo)(huo)(huo)其(qi)它形式傳(chuan)感信號(hao)的(de)(de)(de)作(zuo)用(yong)下，按預(yu)定的(de)(de)(de)要求動(dong)(dong)(dong)(dong)作(zuo)，或(huo)(huo)(huo)者(zhe)不(bu)依賴傳(chuan)感信號(hao)而(er)(er)進行簡(jian)單的(de)(de)(de)開啟(qi)或(huo)(huo)(huo)關閉，閥(fa)門(men)(men)依靠驅(qu)(qu)動(dong)(dong)(dong)(dong)或(huo)(huo)(huo)自動(dong)(dong)(dong)(dong)機構使啟(qi)閉件作(zuo)升降、滑(hua)移(yi)、旋擺(bai)或(huo)(huo)(huo)回轉運動(dong)(dong)(dong)(dong)，從(cong)而(er)(er)改變其(qi)流(liu)(liu)(liu)(liu)道面積的(de)(de)(de)大小(xiao)以(yi)實現其(qi)控(kong)(kong)(kong)制(zhi)(zhi)功(gong)(gong)能。

    法國LEF INDUSTRIES主要產品有：
LEF INDUSTRIES閥
LEF INDUSTRIES開關盒
LEF INDUSTRIES配件