• The rising stem wedge double gate structure ensures reliable cutting off the medium, with advantages of flexible operation, easy use and maintenance.

• The valve body and gate sealing surface are ground and processed, in good sealing performance.

• Use sturdy and durable materials, improving long service life.

• Designed with cleaning holes at the bottom of the valve body for easy removal of dirt.

• As per user’s need, a spray device could be optional to equipped to blow away tar and other attachments inside the chamber, effectively improving the service life of the valve.

• Special coating material in the inner cavity to ensure smoothness, with excellent resistance to coal tar adhesion performance.

This series of valves is installed as closed-circuit equipment in various dirty gas and clean gas pipelines, mainly used for opening and closing control of gas pipeline systems in metallurgy, coking, gas, chemical and other industries.