电动硬密封法兰蝶阀D943H-40C |
概述 电动硬密封法兰蝶阀D943H-40C执行机构 电动硬密封法兰蝶阀D943H-40C主要零件的材质 零件名称材料阀体铸铁、铸钢、不锈钢、铬钼钢、合金钢蝶板铸钢、合金钢(镀硬铬)、不锈钢、铬钼钢密封圈不锈钢、聚内脂、抗磨材料阀杆2Cr13、1Cr13不锈钢、铬钼钢填料柔性石墨
电动硬密封法兰蝶阀D943H-40C点及原理 1、偏离管道中心 当阀门开启时,蝶板与阀座在关闭时瞬间接触,利用蝶板偏心1、偏心2迅速脱离阀座,降低了密封副的磨损,磨擦力矩小,开启灵活。偏心锥面3,使阀门在开启或关闭时蝶板能通过阀座内孔,实现接触密封。另外,锥形蝶板的旋转半径大于密封副接触位置的旋转半径,故蝶板在阀门关闭时将出现越关越紧,能够实现自锁,防止蝶板过位。 公称通径长度 标准值外形尺寸 (参考值)连接尺寸 (标准值)重量 (kg)LH Dt343HDt643HDt943HPN0.6MPaPN1.0MPa毫米英寸短长H1A1B1H2A2B2H3A3B3DD1Z-dDD1Z-d502108150112350180200625245725302502551401104-141651254-18176521/2112170115370180200625245725302502551601304-141851454-1820803114180120380180200645245725652502551901504-182001608-18231004127190138420180200675355926002502552101704-182201808-18251255140200164460180200715355926402502552402008-182502108-18401506140210175555270280800355927053003152652258-182852408-224720081522302086052702808502501707753003153202808-183402958-22602501016525024368027028092525017094530031537533512-1839535012-2295300121782702838003804201035450220107030031540039512-2244540012-22124350141902903108353804201070450220114030031549044512-2250546016-22181400162163103409154504701190450220121030031554049516-2256551516-26260450182223303809604804901250650280133557571459555016-2261556520-263385002022935041010204804901290650280141557571464560020-2267062020-263606002426739047012254804901455850380160565681075570520-2678072520-305407002829243055013556406601585850380184465681086081024-2689584024-3058080032318470640147064066017001250380204065681097592024-30101595024-338459003633051071015457508601865125038022557858631075102024-301115105028-33105010004041055077017958509002015150058023807858631175112028-301230116028-36150012004847063089019658509002226150058026407858631405134032-331455138032-392000
公称通径长度 标准值外形尺寸 (参考值)连接尺寸 (标准值)重量 (kg)L H Dt343HDt643HDt943HPN1.6MPaPN2.5MPa毫米英寸短长H1A1B1H2A2B2H3A3B3DD1Z-dDD1Z-d502108150112350180200605245725302502551651254-181651254-18196521/2112170115370180200625245725302502551851454-181851458-1822803114180120380180200645355925652502552001608-182001608-18251004127190138420180200675355926002502552201808-182351908-22281255140200164460180200715355926402502552502108-182702208-264315061402101755552702808002501387053003152852408-223002508-2650200815223020860527028085025017077530031534029512-2236031012-26642501016525024368027028092525017094530031540535512-2642537012-3099300121782702838003804201035450220107030031546041012-2648543016-30130350141902903108353804201070450220114030031552047016-2655549016-33188400162163103409154504701190650220121030031558052516-3062055016-36270450182223303809604504701250650280133557571464058520-3067060020-363505002022935041010204804901290850280141557571471565020-3373066020-363756002426739047012256406601455850380160565671484077020-3684577020-3956070028292430550135564066015851250380184465681091084024-3696087524-42610800323184706401470640660170012502802040656810102595024-39108599024-488809003633051071015456508601865125028022557858631125105028-391185109028-48110010004041055077017956509002015125038023807858631255117028-421320121028-56160012004847063089019656509002226150038026407858631485139032-481530142032-562150
|