气动薄膜单座调节阀概述：ZJHP系列气动薄膜单座调节阀是一种顶导向单阀座调节阀，具有结构简单、密封性能好、流量大、使用可靠等特点。有效而足够的顶部导向系统克服小开度时的震动，有效使用寿命更长。可选择多弹簧气动簿膜机构或电动执行机构等。ZJHP型气动薄膜单座调节阀由气动多弹簧薄膜执行机构和低流阻单座阀组成，新型执行机构高底低、重量轻、装校简便，新型阀体结构紧凑、流道通畅，具有大的流量系数。气动薄膜单座调节阀操作稳定，具有动作特性可靠，精确的流量特性，可调范围大等优点。在广泛应用中取得高质量的控制效果。气动薄膜单座调节阀技术参数及性能：阀体部分：阀体型式：直通铸造球型阀公称通径：DN20、25、32、40、50、65、80、100、200公称压力：PN1.6、2.5、4.0、6.4、10.0MpaANSI150、300、600LbJIS10K、20K、30K、40K连接方式：法兰：FF、RF、RTJ、等螺纹：（适用于1”以下）焊接：SW、BW法兰距：符合IEC534阀盖形式：标准型、加长型（散热、低温、波纹管密封）填料：V型聚四氟乙烯、柔性石墨填料等密封垫：金属夹石墨密封垫、聚四氟乙烯垫执行机构：气动：多弹簧执行机构、单弹簧执行机构电动：3810L系列、PSL系列阀内部件：阀芯型式：单座柱塞流量特性：等百分比、线性、快开内件材质：标准材质组合及使用温度、压力范围请参阅附录表1．可提供的用户选择阀体型式直通阀盖型式标准、加长型材质WCB、WC9、304、316等材质WCB、WC9、304、316等阀芯特性直线、等百分比、快开填料“V”型PTFE、柔性石墨、波纹管材质304、304+STL/PTFE、316、316+STL/PTFE执行器气动:见表8电动:见表7定位器电气阀门定位器、智能型数字定位器附件电磁阀、阀位反馈器、手操机构、保位阀、空气过滤减压器等气动薄膜单座调节阀材料及内部结构表2．本体材质为碳钢1阀体WCBLCBWC92垫片316+石墨/PTEF3螺栓3540MnB25Cr2Mo1VA4阀座3043043045阀芯（杆）3043043046垫片316+石墨/PTEF7导向套3043043048阀盖WCBLCBWC99螺母253525Cr2Mo1VA10填料垫30430430411填料PTFE/柔性石墨12压套螺母304304304表3．本体材质为不锈钢1阀体CF8CF8MCF3M2垫片316+石墨/PTEF3螺栓304316316L4阀座304316316L5阀芯（杆）304316316L6垫片316+石墨/PTEF7导向套304316316L8阀盖CF8CF8MCF3M9螺母304316316L10填料垫304316316L11填料PTFE/柔性石墨12压套螺母304316316L注：1、以上为标准的配置结构，阀座为金属对金属，PTFE软阀座是VI级密封的可选件。还可提供用斯太莱合金涂层的硬化阀内件。针对具体使用温度，我们有更加合理的螺栓螺母选择。2、PTFEV形环阀杆填料是的标准配置也可选用柔性石墨，一个配备石墨填料的加长型阀盖可用于温度超过232℃（450华氏温度）的场合。3、标准的阀体材料是碳钢和不锈钢，还可以提供多种用于高腐蚀性应用场合的合金材料。表4．ZJHP系列气动薄膜单座调节阀尺寸及缩腔型内件与行程额定Cv值：阀门尺寸inch(mm)阀芯尺寸(mm)额定行程(mm)额定Cv值阀门开度%行程等百分比特性直线特性10%30%50%70%100%10%30%50%70%100%3/4(20)8160.090.170.340.951.60.270.681.091.491.8100.140.270.531.482.50.421.061.692.322.8150.220.430.852.3740.671.662.653.654.4200.340.681.353.746.31.052.604.165.726.91(25)15160.220.430.852.3740.671.662.563.654.4200.340.681.353.746.31.052.604.165.726.9250.551.082.145.93101.674.156.649.111111/4(32)20250.340.681.353.746.31.052.604.165.726.9250.551.082.145.93101.674.156.649.1111320.871.733.429.49162.676.6310.6214.5817.611/2(40)25250.551.082.145.93101.674.156.649.1111320.871.733.429.49162.676.6310.6214.5817.6401.362.725.3514.82254.1710.3716.5922.7927.52(50)32250.871.733.429.49162.676.6310.6214.5817.6401.362.725.3514.82254.1710.3716.5922.7927.5502.184.328.5423.71406.6716.6826.5636.464421/2(65)40401.362.725.3514.82254.1710.3716.5922.7927.5502.184.328.5423.71406.6716.5826.5636.4644653.346.8113.4537.356310.4720.0141.6357.17693(80)50402.184.328.5423.71406.6716.5826.5636.4644653.346.8113.4537.356310.4726.0141.6357.1769805.4510.8121.3659.2810016.6941.4666.3791.141104(100)65403.346.8113.4537.356310.4726.0141.6357.1769805.4510.8121.3659.2810016.6941.4666.3791.141101008.7217.2934.1794.8516026.7066.34106.2145.81765(125)806013.6210.8121.3659.2810016.6941.4666.3791.1411010021.8017.2934.1794.8516026.7066.34106.2145.817612513.6227.0653.40148.225041.72103.7165.9227.92756(150)1006021.8017.2934.1794.8516026.7066.34106.2145.817612513.6227.0653.40148.225041.72103.7165.9227.927515021.8043.2385.42237.140066.75165.85265.5364.64408(200)1256013.6227.0653.40148.225071.72103.7165.9227.927515021.8043.2385.42237.140066.75165.85265.5364.644020034.3468.08134.5373.5630104.7260.1416.3571.7690表5.多弹簧薄膜式执行机构单位：Mpa气行机构规格气源压力Kpa弹簧范围Kpa阀芯尺寸Inch(mm)3/42012511/43211/24025021/2653804400512561508200ZHB2214020～1001.170.75---------24040～2002.731.75---------30080～2405.853.75---------ZHB2314020～1001.641.050.630.40.26------24040～2003.822.451.490.960.61------30080～2408.195.243.192.051.31------ZHB3414020～100--1.020.660.420.240.160.10---24040～200--2.381.530.980.580.380.24---30080～240--5.123.282.101.240.820.52---ZHB4514020～100-----0.400.260.170.110.070.0224040～200-----0.930.610.390.250.170.0730080～240-----1.981.320.840.540.370.16※以上推荐使用压差等只是相对而言，针对各种压差会有多种配置组合，对于复杂的控制系统请您与我们技术部门联系，我们有多年的过程控制产品生产的经验，为您提供更合理的执行机构配置。表6-配置ZH系列气动执行机构控制阀外形尺寸单位:mm阀门尺寸LH1H2h1H3CBAL2执行机构inchmmANSI150PN16、25ANSI300PN40ANSI600PN64、1003/4201847.251847.252068.1242553213704288200200289ZHB-221251847.251847.252108.2543558218710288200200289ZHB-2211/4322007.872007.872519.8844870231722288200200289ZHB-2211/2402228.752228.752519.8844875231722288200200289ZHB-23250254102541028611.2548783255740288200200289ZHB-2321/26527610.8827610.8831112.2562893311884360355355347ZHB-3438029811.7531712.5033713.2564598328902360355355347ZHB-34410035213.8836814.5039415.50656115328913360355355347ZHB-34512542016.5340015.7550019.698061253891274470570570476ZHB-45615045117.7547318.6250820.008571434401325470570570476ZHB-45820060021.3856822.38610249261805141394470570570476ZHB-45※由于产品改进和技术创新或者一些特殊要求，各种阀门的连接尺寸可能会有所变化，请联系我们技术部门，以得到最新的产品资料。我们也可按照你的现场要求定做特殊的结构尺寸的阀门。阀门的法兰焊接坡口等尺寸连接按照各种标准的想关要求。)