ZSFR-16W, ZSFR-25W快速切断阀ZMQ系列气动薄膜切断阀ZMQ-10K,ZMQ-16K
【简单介绍】
【详细说明】
ZMQ-25K,ZMQ-40K,ZMQ-64K,ZMQ-10B,ZMQ-16B,ZMQ-25B,ZMQ-40B,ZMQ-64B,ZMQ-10C,ZMQ-16C,ZMQ-25C,ZMQ-40C,ZMQ-64C,ZMQ-10P,ZMQ-16P,ZMQ-25P,ZMQ-40P,ZMQ-64P,ZMQ-10G,ZMQ-16G,ZMQ-25G,ZMQ-40G,ZMQ-64G,ZMQ-10W,ZMQ-16W,ZMQ-25W,ZMQ-40W,ZMQ-64W,ZMQ-10J,ZMQ-16J,ZMQ-25J,ZMQ-40J,ZMQ-64J,ZMQ-10D,ZMQ-16D,ZMQ-25D,ZMQ-40D,ZMQ-64D,ZMQ-10Q
ZMQ系列气动薄膜/活塞切断阀(快速切断阀)概述
ZMQ系列气动薄膜/活塞切断阀(快速切断阀)采用顶导向结构,配用多弹簧执行机构。具有结构紧凑、重量轻、动作灵敏、流体通道呈S流线型、压降损失小、阀容量大、拆装方便等优点。
切断阀接受来自调节仪表的信号,切断、开启或改变介质流向,达到对压力、流量、温度或液位等工艺参数自动控制。广泛应用于石油、化工、冶金、电力、轻工、纺织等各种工业部门的生产过程自动控制和远程控制系统中。
本系列产品有薄膜式、活塞式两种。阀体结构有单座、套筒、双座(二位三通)三种,密封形式有填料密封和波纹管密封两种,产品公称压力等级有PN10、16、40、64四种,公称口径范围DN20~200mm。适用流体温度由-60~450℃。泄漏量等级为Ⅳ级或Ⅵ级。流量特性为快开。
ZMQ系列气动薄膜/活塞切断阀(快速切断阀)特点
·切断阀采用多弹簧执行机构与调节机构用三根立柱相连,整个高度可减小约30%,重量可减轻约30%。
·阀体按流体力学原理设计成等截面低流阻流道,额定流量系数增大30%。
·阀内件密封部分有严密型和软密封两种,严密型为堆焊硬质合金,软密封型为软质材料制作,关闭时密封性能优良。
·平衡型阀内件,提高了切断阀的许用压差。
·波纹管密封型对移动的阀杆形成*的密封,堵绝了介质外漏的可能性。
·活塞式执行机构,操作力大,使用压差大。
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