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...
As the core control component of the pipeline system, butterfly valves are widely used in water supply and drainage, HVAC, chemical industry and other fields. They are popular because of their comp...
I. What is UL certification? Why does the valve need it?
UL (Underwriters Laboratories) is a world-renowned independent safety certification organization. In the North American market, UL certifica...
Hard seal butterfly valve
Hard sealing of butterfly valve refers to that both sides of the sealing pair are made of metal materials or other hard materials. The sealing performance of this kind of ...
Stainless Steel World Conference & Exhibition rescheduled to 2022
By
Stainless Steel World Publisher
-
November 16, 2021
In response to the increased Covid-19 measures introduced by t...
The butterfly valve with electric actuator D67A1X-10ZB1 is an important driving force for the electrically adjustable resilient seated wafer butterfly valve, and its model selection determines the ...