本公司生産的(de)系列氣動活塞切(qiē)斷閥是屬于(yú)組合儀表中的執行 單元。它接收來自調節儀表的信号，控(kòng)制(zhì)工藝管道内流(liú)體的切斷 與接通。該(gāi)系列(liè)閥具有設計新穎，流(liú)阻小、額定流量系數大、用 壓差(chà)大、密封性(xìng)能好等優點。因而(ér)本産品廣泛應用于石油、化工、 冶金、電(diàn)力、輕紡等工業部(bù)門的生(shēng)産過程自動控制與遠程控制系 統中(zhōng)。 

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.