ZJHP气动单座调节阀
价格:1.00
概述:ZJHP型精小型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。可选择多弹簧气动薄膜机构或电动执行机构等。标准规格:阀体型式:直通铸造球型阀体阀芯型式:非平衡式单座柱塞阀芯公称通径:DN20~200NPS3/4〞~8〞公称压力:PN16~100CLASS150LB~600LB连接方式:法兰:FF、RF、MF、RTJ焊接:SW、BW法兰距:符合IEC60534阀盖形式:标准型(-5℃~230℃)、散热片型(-45℃~大于230℃场合)、低温加长型(-196℃~-45℃)、波纹管密封型、保温夹套型填料:V型聚四氟乙烯填料、柔性石墨填料等密封垫:金属夹石墨密封垫执行机构:气动:多弹簧薄膜执行机构、活塞式执行机构表面涂漆:绿色丙稀酸聚胺酯磁漆型号编制Z执行机构H结构形式-公称压力阀体材质公称通径Z系列调节阀J:气动薄膜执行机构H:气动活塞执行机构H直行程P:标准型单座调节阀PF:软密封单座调节阀PL:单座笼式调节阀PG:带散热型单座调节阀PV:波纹管型单座调节阀PD:低温型单座调节阀PN16=16CL150LB=150LBJIS10K=10KC=WCBLC=LCBP=CF8PL=CF3R=CF8MRL=CF3MD=特殊材质DN25=DN25NPS1〞=NPS1〞如:Z型气动薄膜单座调节阀,压力PN16,阀体材料为WCB,公称通径DN50,型号为:ZJHP-16CDN50性能流量特性直线、等百分比、快开可调范围50:1(CV<6.330:1)额定CV值等百分比CV1.6~630,直线CV1.8~690允许泄漏量硬密封:IV级(0.01%阀额定容量)软密封:VI级(气泡级)泄漏量标准:GB/T4213性能指标气动电动基本误差%&plu***n;1.5&plu***n;1.0回差%≤1.5≤1.0死区%≤0.6≤1.0始终点偏差%&plu***n;2.5&plu***n;2.5额定行程偏差%≤2.5≤2.5选用参数表阀座直径(mm)10121520253240506580100125150200额定流量系数Cv等百分比1.62.54.06.31016254063100160250400630直线1.82.84.46.91117.627.54469110176275440690公称通径行程可选流量系数Cv(★标准型●推荐○定制)DN2016mm●●●★DN25●●●●★DN3225mm○○○○○★DN40○○○○●★DN50○○○●●★DN6540mm○○○★DN80○○○●★DN100○○○●●★DN12560mm○○○★DN150○○●★DN200○○●●★气动执行机构膜片有效面积Ae(cm2)ZHA/B-22ZHA/B-23ZHA/B-34ZHA/B-45350350560900作用方式弹簧范围金属密封允许压差(MPa)气开20-100KPa4.463.091.981.160.70.440.280.180.170.110.070.070.050.0340-200KPa6.46.45.943.342.141.310.840.530.510.330.210.220.150.0980-240KPa6.46.46.46.44.993.051.951.251.180.780.50.510.360.21气关20-100KPa6.46.193.962.232.140.870.560.350.340.220.140.150.10.0640-200KPa6.46.46.46.46.45.863.642.32.211.430.910.950.660.3780-240KPa6.46.46.46.46.46.45.043.183.061.981.261.320.920.52)