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ZZV(C)P Independent Micro (Difference) Pressure Regulating Valve
ZZV(C)P自力式微（差）压调节阀主要使用于微小压力和差压控制的场合，特别使用于氮封装置中泄氮阀用；压力设定点在0.1~2000Kpa。
ZZV(C)P Independent Micro (Difference) Pressure Regulating Valve is mainly used in small pressure and differential pressure control,especially suitable for nitrogen discharge in nitrogen valve sealing device;Pressure set point in the 0.1 to 2000Kpa.
标准规格(Standard specifications)
形式Type | 自力式微（差）压调节阀Independent Micro (Difference) Pressure Regulating Valve |
公称通径Body Size | DN15-DN450(1/2~18) |
公称压力Body Ratings | PN10,16,20,25,40,50,64,100,110,150,250,320,420; ANSI Class 150#,300#,600#,900#,1500#,2000#,2500# |
阀体及阀盖材质 Body&Bonnet Material | WCB,CF8,CF8M,CF3,CF3M,WC1,WC6,WC9,LCB,LCC,LC3,哈氏C… |
填料Packing | V型聚四氟乙稀 V-PTEE/柔性石墨 Flexible graphite |
垫圈Gasket | GRAP+304,GRAP+316,PTEE |
开启压力偏差 Opening pressure error | 当设定压力大于或等于0.5MPa时，其允许偏差为3%设定压力，设定压力小于0.5MPa时，其允许偏差为±0.014MPa。 When the set pressure is 0.5MPa or above,the allowable deviation is 3% of the set pressure.When the set pressure is less than 0.5MPa,the allowable deviation is ±0.014MPa. |
连接方式Connections | 法兰型（RF、MFM）Flange type(RF,MFM)/焊接型（SW、BW）Welding type(SW,BW) |
涂层Painting Color | 棕色漆Brown painting/不锈钢阀体可不涂漆No painting on stainless steel valve body |
压力调节范围 Pressure regulating scope(KPa) | 0.1~0.3 0.2~0.4 0.3~0.5 0.4~5.5 5~15 6.5~20 10~30 15~40 25~50 40~80 70~150 120~180 160~220 200~260 240~300 280~350 300~400 380~450 430~500 480~560 540~620 600~700 780~900 800~1000 950~1100 1000~1500 1400~2000等（高压及特殊调节范围根据实际情况定high pressure and special regulating scope shall be decided according to practical situations） |
注：以上只是标准组合，根据工况条件，本表以外的规格也是可能的。
Note:the above is just a standard combination,according to the working conditions,other specifications are also possible.
