There are many types of valves, but the basic function is the same, that is, to connect or cut off the medium flow. Therefore, the sealing problem of the valve is very prominent.
To ensure t...
3. Ball Valve
The ball valve evolved from the plug valve. Its opening and closing part is a sphere, and the sphere rotates 90°around the axis of the valve stem to achieve the purpose of opening and...
A valve is a pipeline attachment used to open and close pipelines, control the flow direction, regulate and control the parameters (temperature, pressure and flow rate) of the conveyed medium. Acco...
Material Selection
Low-End Valves
Body/Disc Materials: Typically use low-cost metals like cast iron or unalloyed carbon steel, which may lack corrosion resistance in harsh environments.
Sealing ...
“Golden beach, blue sea, on the coast, we enjoy the sand and water. Into the mountains and rivers, dancing with nature. Travel group building, find the heart’s yearning”
In this f...
(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...