青娱乐极品盛宴_青娱乐极品视觉盛宴_青娱乐在线青青草视频

Feature:
This valve controls the flow size, or control the switching speed, reliable performance.

Parameters:
1, Media types: Steam, Water, Oil
2, Working pressure: 0.03-1.6Mpa
3, Medium temperature: 0-180℃
4, Nominal diameter: 40-300mm
5, Connection: Flange