Two way butterfly valve for use in a variety of applications
09 Mar 2019
The application of two-way butterfly valves is very extensive, but the places to...
The difference between electric two-position valve and electric disc valve
15 Mar 2019
What is the difference between an electric two-way two-position valve and an ele...
Hard seal butterfly valve works
23 Mar 2019
Hard-sealed butterfly valve, manual cast steel hard seal butterfly valve body su...