The butterfly valve was invented in the United States in the 1930s. It was introduced to Japan in the 1950s and was not widely used in Japan until the 1960s. It was not popularized in my country un...
The difference between gate valve, ball valve and butterfly valve:
1. Gate valve
There is a flat plate in the valve body which is perpendicular to the flow direction of the medium, and the flat pla...
Valve sealing is a universal technology essential to various industrial sectors. Not only are sectors such as petroleum, chemical, food, pharmaceuticals, paper making, hydropower, shipbuilding, wat...
Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
For a long time, the general gate valve used in the market generally has water leakage or rust, the use of European high-tech rubber and valve manufacturing technology to produce the elastic seat s...
The rubber seated butterfly valve is a kind of valve that uses a circular butterfly plate as the opening and closing part and rotates with the valve stem to open, close and adjust the fluid channel...
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