本公(Gong)司生産的系列氣動活塞切[Qie]斷閥是屬于[Yu]組合[He]儀表中(Zhong)的(De)執行 單元。它接收來自調節儀[Yi]表的信号，控制[Zhi]工藝管道内流體的切斷 與接[Jie]通[Tong]。該系列[Lie]閥具(Ju)有設計新穎，流(Liu)阻小、額定流量系數大、用 壓差[Cha]大、密封性(Xing)能[Neng]好等優點。因[Yin]而本[Ben]産品廣泛應用(Yong)于石(Shi)油、化工、 冶金、電力、輕紡等工業部門的(De)生産過程自(Zi)動控制與[Yu]遠程控制[Zhi]系 統中。 

The series of pneumatic piston cut-off valves produced by the company belong to the execution unit in the combination instrument.The valve receives the signal from the regulating instrument and controls the cut-off and connection of the fluid in the process pipeline.This series of valves have the advantages of novel design， small flow resistance， large rated flow coeff cient， large allowable pressure difference， good sealing performance， etc.Therefore， this product is widely used in the automatic control and remotecontrol system of production process of petroleum， chemical industry， metallurgy， electric power， light textile and other industrial sectors.