本公司生产的系列多孔笼式调节阀，采用套筒导向，压力平 衡式阀芯。是一种动态稳定性好，适合于苛刻工况的高性能控制 阀。它具有工作平稳、允许压差大、流量特性精确噪音低等特点。 特别适用于允许泄漏小、要求噪音低、阀前后压差较大的工作场 合。 

The sleeve guide and pressure-balanced plug is used for the companys production of a series of porous-cage control valve.It is a kind of high-performance control valve with good dynamic stability and suitable for severe working conditions.It has the characteristics of stable operation， large allowable pressure difference， accurate flow characteristics and lownoise.It is especially suitable for the work place with small leakage， lownoise requirement and large pressure difference between the front and back of the valve.