What cause internal leakage in industrial valve
What cause internal leakage in industrial valve ?
For many end user ,heavily internal leakage will happens in industrial valve .The reasons are maybe the following:
1. Valve disc or valve seat have a bad grinding quality;
2. There are some hard particles remaining in the pipe after installation, such as welding slag, iron rust etc .These particles will damage the sealing surface when moving to the sealing surface pair.
3. The fluid contains some highly rushing and abrasive particles ,which lead to sealing surface wear out .
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