進口氣動小流量調節閥
美國沃克WORK進口氣動微小流量調節閥,簡稱氣動小流量調節閥,是專業針對小流量工況自主研發的一款產品。它由氣動薄膜執行器及微小流量調節閥閥體組成,多彈簧執行機構高度低、重量輕、裝備簡便。氣動小流量調節閥具有體積小、重量輕、性能高、用于微小流量的精確控制等特點。調節不干凈介質時,應針對其節流間隙小的問題,注意預防堵卡現象的發生。氣動小流量調節閥特別適用于液體、蒸汽等介質的主流量調節場合。
進口氣動小流量調節閥 主要技術參數
進口調節閥分類以及技術參數:http:///cn/products/618.htm
公稱通徑(DN) G3/8"、1/2"、G3/4"、G1"
閥座直徑(dn) 1.5-15
允許壓差(MPa) ≤公稱壓力
公稱壓力(MPa) :1.6-32Mpa
配用執行器型號:ZHA/B-11
額定行程(mm) :8,10,12
閥蓋形式:標準型(-17~+250℃)、高溫型(+250~+450℃)、低溫型(-40~-196℃)、波紋管密封型(-40~+350℃)
壓蓋形式:螺栓壓緊式
密封填料:V型聚四氟乙烯填料、V型柔性石墨填料
閥芯形式:單座市
流量特性:等百分比、直線性
執行器技術參數
配置執行器類別:多彈簧簿膜執行機構
有效面積(cm2) :200
行程(mm) :10、16
彈簧范圍(KPa) :20~100(標準)、20-60、60-100、40-200、80-240
膜片材料: 橡膠夾尼龍布、乙丙橡膠夾尼龍布
供氣壓力:140~400KPa
氣源接口:RC1/4"
環境溫度:-30~+70℃
可配附件:定位器、空氣過濾減壓器、保位閥、行程開關、閥位傳送器、手輪機構等
作用形式:氣關式(B)—失氣時閥位開(FO);氣開式(K)—失氣時閥位關(FC)
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