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"">)