美妙人妇系列1～100,亚洲国产AV一区二区三区四区,亚洲国产精品色情777777,亚洲中文久久精品无码1

200X pressure reducing valve is a kind of intelligent valve that USES the energy of the medium itself to regulate and control the pressure of pipeline.200X pressure reducing valve is used for domestic water supply, fire water supply and other industrial water supply systems. The outlet pressure of main valve can be adjusted by adjusting the pressure reducing guide valve.The outlet pressure does not change with the change of inlet pressure and inlet flow rate. The outlet pressure can be maintained at the set value safely and reliably, and the set value can be adjusted according to the need to achieve the purpose of reducing pressure.The valve is accurate in reducing pressure, stable in performance, safe and reliable, convenient in installation and adjustment, and long in service life.

Product model: 200X
Nominal diameter: DN20~800mm
Nominal pressure: PN1.0~ 2.5MPa
Applicable temperature: 0~80℃
Suitable medium: water
Main material: cast iron, carbon steel, etc