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172022-09Valve welding inspection is generally divided into two parts:
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092022-09Carefully read the valve manual to understand the basic structure and principle
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192022-08If there is leakage beyond the rated range between the valve disc and the valve seat of the safety valve, it will cause the loss of the medium.
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122022-08Check valve refers to a valve that automatically opens and closes the valve flap by relying on the flow of the medium itself to prevent the backflow of the medium.
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222022-07Welding slag, rust, slag, etc. in the pipeline cause blockage or jam in the throttle, guide part, and balance hole of the lower bonnet, resulting in strain and scratches on the curved surface of the valve core,
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152022-07With the development of society and economy, the use of valves is becoming more and more extensive, and there are many varieties of valves used in pipelines.
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082022-07In the automatic control of modern factories, regulating valves play a very important role, and the production of these factories depends on the correct distribution and control of the flowing medium.
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172022-06When using the equipment, regular maintenance is necessary. Of course, maintenance is not to meet the responsibility, but through the maintenance work
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102022-06After the worm gear butterfly valve is installed and put into work, it is necessary to pay attention to the maintenance of the worm gear butterfly valve.
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132022-05The flow rate and flow rate of the valve mainly depend on the diameter of the valve, and it is also related to the resistance of the valve structure to the medium.
