(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
As the core control component of the pipeline system, butterfly valves are widely used in water supply and drainage, HVAC, chemical industry and other fields. They are popular because of their comp...
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The soft seal butterfly valve is suitable for regulating the flow and intercepting the medium on the water supply and drainage and gas pipelines of food, medicine, chemical industry, petroleum, ele...
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