- Hydraulic flange welding butterfly valve, large diameter
- 2017-12-18 00:57
- Model Number: HD7s/BT41X-2.5-10-#2859 Key Specifications/Special Features: Specifications:Hydraulic control check butterfly valve: the medium is waterDiameter is up to DN6000There are three types, two kinds of eccentric structure, type1 is sin...