HCN低噪音气动笼式调节阀

HCN mso-hansi-font-family:"Times New Roman"">低噪音笼式调节阀可以降低可压缩流体的噪音，为适应气体节流扩散与膨胀，套筒上设有许多对称小孔来降低压力降。阀芯采用压力平衡式结构。流体通道呈S mso-hansi-font-family:"Times New Roman"">流线型，还设有一个改善套筒周围流体平衡流动的导流翼，使其压降损失小，流量大，噪音低。调节阀的泄漏量符合ANSI B16.104标准。调节阀配用多弹簧薄膜执行机构，其结构紧凑，输出力大产品符合GB/T4213-92。

mso-hansi-font-family:"Times New Roman"">阀　体
mso-hansi-font-family:"Times New Roman"">型式：直通铸造球型阀
mso-hansi-font-family:"Times New Roman"">公称通径：40 "Times New Roman"">、50、65 mso-hansi-font-family:"Times New Roman"">、80 "Times New Roman"">、100、150 mso-hansi-font-family:"Times New Roman"">、200mm
mso-hansi-font-family:"Times New Roman"">公称压力：ANSI 125 "Times New Roman"">、150、300 mso-hansi-font-family:"Times New Roman"">、600 JIS 10 "Times New Roman"">、16、20 mso-hansi-font-family:"Times New Roman"">、30 "Times New Roman"">、40K
PN1.6 mso-hansi-font-family:"Times New Roman"">、4.0 "Times New Roman"">、6.4MPa
mso-hansi-font-family:"Times New Roman"">连接型式：法兰连接：FF "Times New Roman"">、RF、RJ mso-hansi-font-family:"Times New Roman"">、LG "Times New Roman"">、沟槽型、嵌入型
mso-hansi-font-family:"Times New Roman"">法兰标准：JIS B2201-1984 mso-hansi-font-family:"Times New Roman"">、ANSI B16.5-1981 mso-hansi-font-family:"Times New Roman"">、GB/T9112 "Times New Roman"">～9124-2000 "Times New Roman"">等
mso-hansi-font-family:"Times New Roman"">焊接连接：嵌接焊SW "Times New Roman"">（40～50mm mso-hansi-font-family:"Times New Roman"">）对接焊BW(65 "Times New Roman"">～200mm)
mso-hansi-font-family:"Times New Roman"">材料：铸钢（ZG230-450 "Times New Roman"">）、铸不锈钢（ZG1Cr18Ni9Ti "Times New Roman"">、ZG1Cr18Ni12Mo2Ti "Times New Roman"">、ZG00Cr18Ni12Mo2Ti "Times New Roman"">）、钛等
mso-hansi-font-family:"Times New Roman"">上阀盖：常温型（P "Times New Roman"">）：-17～+230℃
mso-hansi-font-family:"Times New Roman"">伸长Ⅰ "Times New Roman"">型（E1）：-45 mso-hansi-font-family:"Times New Roman"">～-17℃ +230 "Times New Roman"">～+566℃
mso-hansi-font-family:"Times New Roman"">伸长Ⅱ "Times New Roman"">型（E2I）：-100 mso-hansi-font-family:"Times New Roman"">～-45℃
mso-hansi-font-family:"Times New Roman"">伸长Ⅱ "Times New Roman"">型（E2W）：-196 mso-hansi-font-family:"Times New Roman"">～-100℃

mso-hansi-font-family:"Times New Roman"">注: "Times New Roman"">工作温度不准超过各种材料的允许范围。

mso-hansi-font-family:"Times New Roman"">压盖型式：螺栓压紧式
mso-hansi-font-family:"Times New Roman"">填料：V "Times New Roman"">型聚四氟乙烯填料、含浸聚四氟乙烯石棉填料、石棉编织填料、石墨填料
mso-hansi-font-family:"Times New Roman"">阀内组件
mso-hansi-font-family:"Times New Roman"">阀芯型式：金属阀座的压力平衡式阀芯
mso-hansi-font-family:"Times New Roman"">流量特性：线性（L "Times New Roman"">），参考下图

mso-hansi-font-family:"Times New Roman"">注：整体式和分离式套筒应根据公称通径、材料和工作温度而定。
mso-hansi-font-family:"Times New Roman"">材料：不锈钢（Cr18Ni9Ti "Times New Roman"">、1Cr18Ni2Mo2Ti "Times New Roman"">、17-4PH "Times New Roman"">、9Cr18、316L mso-hansi-font-family:"Times New Roman"">）不锈钢堆焊司太莱合金、钛和耐腐蚀合金等

mso-hansi-font-family:"Times New Roman"">执行机构
mso-hansi-font-family:"Times New Roman"">型式：LHA "Times New Roman"">多弹簧薄膜执行机构、LVA5 "Times New Roman"">单弹簧薄膜执行机构、LVA6 "Times New Roman"">单作用气缸动活塞执行机构、LVP "Times New Roman"">双作用气缸活塞执行机构
mso-hansi-font-family:"Times New Roman"">膜片材料：乙丙橡胶夹尼龙布、丁腈橡胶夹尼龙布
mso-hansi-font-family:"Times New Roman"">弹簧范围：20 "Times New Roman"">～100、80 mso-hansi-font-family:"Times New Roman"">～240kPa "Times New Roman"">（LHA，LVA5 mso-hansi-font-family:"Times New Roman"">型），190 "Times New Roman"">～350、190 mso-hansi-font-family:"Times New Roman"">～400kPa "Times New Roman"">（LVA6型）
mso-hansi-font-family:"Times New Roman"">供气压力：140 "Times New Roman"">～400kPa "Times New Roman"">（LHA型）、140 mso-hansi-font-family:"Times New Roman"">～280kPa "Times New Roman"">（LVA5型）
400 mso-hansi-font-family:"Times New Roman"">～500kPa "Times New Roman"">（LVA6型）、300 mso-hansi-font-family:"Times New Roman"">～500kPa "Times New Roman"">（LVP型）
mso-hansi-font-family:"Times New Roman"">气源接口：Rc1/4”
mso-hansi-font-family:"Times New Roman"">环境温度：-30 "Times New Roman"">～+70℃
mso-hansi-font-family:"Times New Roman"">阀作：用型式 用正作用或反作用执行机构实现阀的气- mso-hansi-font-family:"Times New Roman"">关式或气- "Times New Roman"">开式
mso-hansi-font-family:"Times New Roman"">附件：定位器、空气过滤减压器、保位阀、行程开关、阀位传送器、电磁阀、手轮机构等

mso-hansi-font-family:"Times New Roman"">性能
mso-hansi-font-family:"Times New Roman"">泄漏量：金属阀座：小于阀额定容量的0.01% mso-hansi-font-family:"Times New Roman"">，符合ANSI B16.104-1976IV mso-hansi-font-family:"Times New Roman"">级
mso-hansi-font-family:"Times New Roman"">回差：带定位器：小于全行程的1% "Times New Roman"">，
mso-hansi-font-family:"Times New Roman"">　　　不带定位器：小于全行程的3% mso-hansi-font-family:"Times New Roman"">（LHA1 "Times New Roman"">型小于全行程的5% "Times New Roman"">）
mso-hansi-font-family:"Times New Roman"">基本误差：带定位器：小于全行程的±1% mso-hansi-font-family:"Times New Roman"">，
mso-hansi-font-family:"Times New Roman"">　　　不带定位器：小于全行程的±5%
mso-hansi-font-family:"Times New Roman"">注：采用标准的V "Times New Roman"">型聚四氟乙烯填料

mso-hansi-font-family:"Times New Roman"">可调范围：50 "Times New Roman"">：1（0.25≤Cv≤14）或30 mso-hansi-font-family:"Times New Roman"">：1 "Times New Roman"">（CV≤0.16 "Times New Roman"">）