1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
Electric butterfly valve, as an important fluid control device, are widely used in industries such as water treatment, chemicals, and petroleum. Their primary function is to precisely regulate flui...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
Butterfly valve is widely used in urban construction, petrochemical, metallurgy, electric power and other industries in the medium pipeline to do cut off or adjust the flow of the best device. Butt...
Shanghai, China – April 2025 – TWS VALVE, an experienced manufacture in rubber seated butterfly valve, e.g., “sustainable technology and environmental solutions”, is pleased to announ...
Valves play a vital role in industrial piping systems, controlling the flow of fluids. However, valve leakage often plagues many companies, leading to reduced productivity, wasted resources, and po...
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