China Double Flange Butterfly Valve and Wafer Butterfly Valve - China Manufacturers, Suppliers, Factory
China Double Flange Butterfly Valve and Wafer Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .
With the increasing problem of global climate change and environmental pollution, the new energy industry has been highly valued by governments around the world. The Chinese government has put forw...
When in use when the valve leakage to do? What is the main reason?
First, the closure of the leakage produced by falling off
Reason.
1, poor operation, so that the closure of the parts stuck or mo...
Sealing is to prevent leakage, and the principle of valve sealing is also studied from leakage prevention. There are many factors that affect the sealing performance of butterfly valves, mainly inc...
Hard sealed butterfly valve:
Butterfly valve hard seal refers to: the two sides of the sealing pair are metal materials or hard other materials. This seal has poor sealing properties, but it has hi...
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