Valve is a pipe accessories.  Instrument Manifolds It is used to change the channel cross-section and flow direction, the control flow of a medium transport device.  Specifically, the valve has the following purposes:
 (1) on or cut off the pipeline in the media.  Such as gate valve, globe valve, ball valves, plug valves, diaphragm valves, butterfly valves, etc. (2) regulate and control the pipeline medium flow and pressure. Such as throttle, regulating valve, pressure reducing valve, safety valve and so on. (3) change the direction of media flow in the pipeline.  Such as distribution valve, three cocks, three-or four-way ball valve. (4) to prevent the media back in the pipeline. Reducing ValvesVarious structures such as check valve, bottom valve. (5) separation media.  A variety of different structures, such as steam traps, air traps and so on.  (6) instructions and adjust the liquid height. Such as liquid level indicators, liquid level controller and so on.MULTI-FUNCTIONAL WATER PUMP CONTROL VALVE ((7) other special purposes.  Such as temperature control valve, over-current protection emergency shut-off valve. In the above various common valve, for on and cut off the pipeline medium flow valve, the use of the total number of about 80% of all valves.

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2011-11-24

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