On-off Ball Valve
Coating thickness testing measures the valve's surface coating... ...
DBB Ball Valve
DBB Ball Valve
DBB(Double block & bleed valve)is designed to replace the complicately mutiple valve sinthe traditional pipelines for reduction of leakgae points,achievment of rapaidly draining and blocking and maximumly saving the installation space with simplified installation procedure on site. This kind of valve from our company are applied in the field of power station, petrochemical, metallurgy, coal refinery, oil&gas, chemical, pharmacy, etc.