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...
The Lantern Festival, also known as the Shangyuan Festival, the Little New Year’s Month, the New Year’s Day or the Lantern Festival, is held on the fifteenth day of the first lunar mont...
Gate valve is a relatively common general-purpose valve with a wide range of uses. It is mainly used in water conservancy, metallurgy and other industries. Its wide range of performance has been re...
Butterfly valves are valves used to regulate or isolate the flow of liquid or gas in a piping system. Among various types of butterfly valves on the market, such as, wafer butterfly valve, lug butt...
The Wafer Butterfly Valve and Flange Butterfly Valve are two connections. In terms of price, the Wafer type is relatively cheaper, the price is roughly 2 / 3 of the Flange. If you want to choose t...
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