Metal-to-metal seal ball valves are usually used in the industrial controlling pipeline services of high pressure, high temperature, severe corrosion and solid material containing industry, such as coal chemical, polysilicon and vitriol/ nitric acid. The leakage rate of metal-to-metal seal control ball valves can reach rate V. Top flange is designed per ISO5211 for easy amount various type of actuator.
|Design Feature||Product Range|
|Metal to metal seal design between ball and seats
Double block and bleed
Cavity pressure self relief
Seat designed with dust-proof and automatic cleaning function
ISO 5211 top flange
Optional various actuator