After the worm gear gate valve is installed and put into work, it is necessary to pay attention to the maintenance of the worm gear gate valve. Only by doing a good job of daily maintenance and mai...
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...
What are some important factors to consider when selecting the correct seal material for an application?
Great price and qualified colors
Availability of seals
All influencing factors in the...
1. Clarify the purpose of the valve in the equipment or device
Determine the working conditions of the valve: the nature of the applicable medium, the working pressure, the working temperature and ...
1. What is Dragon Boat Festival?
The fifth day of the fifth lunar month is the Dragon Boat Festival, also known as the Duanyang Festival, Wu Day Festival, May Festival, AI Festival, Dragon Boat F...
There are many kinds of butterfly valves, and there are many classification methods.
1. Classification by structural form
(1) concentric butterfly valve; (2) single-eccentric butterfly valve; (3) d...