Professional Industrial Valves Manufacturer

The difference between a floating ball valve and the fixed ball ball valve

by:Mech     2020-06-27

floating ball Industrial Valves ball is floating, under the effect of medium pressure, the fitness ball produce certain displacement and compression on the outlet seals, guarantee the outlet seal, is a single seal. The fixed ball ball valve ball is fixed, does not produce mobile after compression, therefore, when the design two seals shall have the enough guarantee seal pretightening, belongs to the double seal. Usually in an organic whole repeatedly with the ball in the upper and lower valve stem with a thrust or sliding bearing. Floating ball ball Industrial Valves sealing ring material should be considered when the design can withstand the sphere medium load. Because all spheres of work under medium load to export sealing ring, as a result, the floating ball structure is widely used in low pressure ball Industrial Valves. In addition, the design of large diameter ball valves should also be considered when the operation need larger torque.


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