WEFTEC, the Water Environment Federation’s Annual Technical Exhibition and Conference, is the biggest meeting of its kind in North America and offers thousands of water quality professionals ...
When it comes to the world of commercial butterfly valves, not all devices are created equal. There are many differences between the manufacturing processes and devices themselves that change the s...
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...
Introduction
From facilitating smooth flow control in various industries to applications in residential plumbing systems, butterfly valves have become an essential part of a variety of processes. T...
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...
Valves in the various industries in a wide range of applications, mainly in the petroleum, petrochemical, chemical, metallurgy, electric power, water conservancy, urban construction, fire, machiner...
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