精品国产一区二区三区四区阿崩-曰韩精品无码一区二区视频-天天狠天天天天透在线-欧美性插b在线视频网站-高潮流白浆潮喷在线播放视频

YX741X diaphragm type adjustable pressure reducing/sustaining valve is a special valve installed in the water supply and drainage piping of high-rise buildings to reduce the inlet pressure to a required outlet pressure.The valve itself, rely on energy the outlet pressure to keep stable in value, the outlet pressure does not change because of the change of inlet pressure and flow rate, and the valve at the inlet of the control system is equipped with a self cleaning filter, the use of fluid properties, the proportion is larger and larger diameter of suspended particles will not enter the control system, ensure system circulation unobstructed, enables the valve to run safely and reliably.System action sensitive, long service life.

Product model: YX741X
Nominal diameter: DN40~1200mm
Nominal pressure: PN1.0~ 2.5MPa
Applicable temperature: 0~80℃
Suitable medium: water
Main material: cast iron, carbon steel, etc