進口氣動隔膜調節閥
進口氣動隔膜調節閥產品概述
美國沃克（WORK）由多彈簧氣動薄膜執行機構和隔膜閥組成。隔膜閥體流通平滑、節流元件為彈性隔膜閥，閥蓋上無填料函。因而閥流通能力比一般調節閥大且無泄漏，在許用壓差范圍內可作切斷閥用。氣開、氣關作用由正反執行機構實現。 該閥適用于高粘性流體、懸浮狀顆粒、纖維介質和有毒介質、腐蝕性介質的調節場合。
部分技術參數（更多技術參數及資料索取）
技術參數： http:///cn/products/162.htm
公稱通徑：DN15-200mm
公稱壓力：PN0.6-16.0Mpa
行程mm：10 16 25 40 60
流量特性：近似快開型
介質溫度℃：-15～200(常溫型)、-40～+250、-40～+450(中溫型)、-100～+200(低溫型)
法蘭形式：法蘭密封面形式按JB77,其中鑄鐵法蘭按光滑式,鑄鋼法蘭按凹式
可調比R：30:1
氣源接頭：M16×1.5
不帶定位器
基本誤差％：±10
回差％：8
死區％：6
允許泄漏量：襯里材料為聚三氟乙烯隔膜材料為：氯丁橡膠，氟橡膠
無襯里材料為，隔膜材料為：氯丁橡膠，氟橡膠
可配附件：電氣定位器或電/氣轉換器 空氣過濾減壓器 電磁閥 手輪機構等
額定流量系數Kv偏差％：±20
不帶定位器
基本誤差％：±1.5
回差％：1.5
死區％：0.6
允許泄漏量：10-4×閥額定容量
5×10-6×閥額定容量
可配附件：電氣定位器或電/氣轉換器 空氣過濾減壓器 電磁閥 手輪機構等
額定流量系數Kv偏差％：±20
更多的詳細資料咨詢。北京中宇凡閥門有限公司經營進口球閥，進口蝶閥，進口電磁閥，進口調節閥以及其他各類進口閥門。產品品質優良，竭誠為您服務，咨詢訂購。
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