ZJHP型精小型气动单座调节阀由新型多弹簧薄膜执行机构计划和低流阻单座阀组成，是符合IEC标准的新一代通用阀产品。该产品执行机构高度低、重量轻、组装调校简便；低流阻单座阀具有流道通畅，流量系数大等特点。公称通径mm202540506580100150200250300阀座通径mm10121520253240506580100125150200250300额定流量直线1.82.84.46.91117.627.544691101762754406909981600等百分比1.62.546.310162540631001602504006309001440公称压力Mpa1.646.4100额定行程mm1016254060固有流量特性直线、等百分比介质温度—20~200(常温型)、—40~250、—40~450（中温型）法兰连接型式PN1.6MPa按GB9110.1-2000平面、突面整体钢制管法兰，阀体突面PN4.0、6.4MPa按GB9113.2-2000凹凸面整体钢制管法兰，阀体凹面阀体材质HT200、WCB(ZG230-450)、ZG1Cr18Ni9Ti、ZG0Cr18Ni12Mo2Ti阀芯材质1Cr18Ni9Ti、0Cr18Ni12Mo2Ti上阀盖型式普通型（常温型）、热片式（中温型）可调比50:01:00执行机构代号ZHA(B)-22ZHA(B)-23ZH(A)-34ZHA(B)-45ZHA(B)-56弹簧范围Kpa20-100(标准)、40-200、80-240气源压力Mpa0.14、0.25、0.4该产品具有动作可靠，流量特性精度高，可调比大；结构紧凑，外形尺寸小等优点，可广发应用在石油化工、医药、冶金、造纸、水处理等行业，控制各种不同流体介质。注：1.弹簧设定范围一般按20-100KPa标准产品供货，特殊要求应说明。2.可为用户提供按ANSI、JPI法兰标准制造的产品。性能指标项目指标值项目指标值始终点偏差%气关不带定位器始点±5.0终点±2.5基本误差%不带定位器±5.0带定位器始点±1.0带定位器±1.0终点±1.0回差%不带定位器3.0气开不带定位器始点±2.5带定位器1.0终点±5.0死区%不带定位器3.0带定位器始点±1.0带定位器0.4终点±1.0额定行程偏差%+2.5允许泄漏量I/h1×10-4×阀额定容量允许压差作用方式执行机构代号弹簧范围Kpa气源压力Kpa需配配件202540506580100150200250300101215203240125150气关式ZHA-2220-100140—6.46.24.02.21.420-100250P6.46.46.46.46.440-200400P;R6.46.46.46.46.4ZHA-2320-100140—0.870.560.3520-100250P5.63.62.540-200400P;R6.45.03.2ZHA-3420-100140—0.30.20.120-100250P2.21.41.040-200400P;R3.212.01.3ZHA-4520-100140—0.150.10.0620-100250P1.00.710.440-200400P;R1.30.970.54ZHA-5620-100140—0.0580.03920-100250P0.350.2340-200400P;R0.50.35气开式ZHB-2220-10014014.463.091.981.110.7140-200250P;R6.46.46.46.42.1480-240400P6.46.46.46.44.99ZHB-2320-100140—0.440.280.1840-200250P;R1.30.840.5380-240400P3.01.951.25ZHB-3420-100140—0.170.110.0740-200250P;R0.510.330.2180-240400P1.180.780.5ZHB-4520-100140—0.070.050.02840-200250P;R0.220.150.0880-240400P0.510.350.2ZHB-5620-100140—0.0290.01840-200250P;R0.090.05880-240400P0.20.15外形尺寸及重量DNLHH1重量∅APN16PN40PN64常温中温PN16PN40PN64PN16PN40PN6420181194206398548525265192328525184197210410560575770202428540222235251445620757585263528550254267286475627828290304028565276292311610790929210247663608029831733762280710010010755783601003523683946408501101171256599360150451473508870113014215017213016047020060060065089011501701872071752504702506737087751203152320222523535047058030073777590012341554230257500500660580主要零件材料零件名称材料温度范围备注阀体上阀盖HT200-20—200℃ZG230-450-40—450℃ZG1Cr18Ni9Ti-250—550℃ZG0Cr18Ni12Mo2Ti-250—550℃)