Top entry ball valve are widely used in oil and gas pipelines, and oil production, oil refining, petrochemical, chemical, chemical fiber, metallurgy, electricity, nuclear power, food and paper and other devices. Top entry ball valve in the pipeline removal simple and fast, easy maintenance and quick. When the valve fails in the pipeline needs repair, do not have to remove the valve from the pipeline, only removed the flange bolts and nuts, valve cover and stem assembly from the body with the take down and remove the ball and seat assemblies. Ball and valve seat can be repaired online. This service saves time, will produce the loss to a minimum.
Top entry ball valve into a floating ball valve and fixed ball valve.
Coat floating ball valve nominal size