Today, let’s continue to introduce the production process of wafer butterfly valve part two.
The second step is the Assembly of the valve. :
1. On the butterfly valve assembling production li...
1. Basic Definition and Structure
A soft sealing flanged concentric butterfly valve (also known as a “center-line butterfly valve”) is a quarter-turn rotary valve designed for on/off or...
1. Defect characteristics
Unfused refers to the phenomenon that the weld metal is not completely melted and bonded with the base metal or between the layers of the weld metal.
Failure to penetrate ...
Grinding is a commonly used finishing method for the sealing surface of valves in the manufacturing process. Grinding can make the valve sealing surface obtain high dimensional accuracy, geometric ...
Globe valves are widely used and have many types. The main types are bellows globe valves, flange globe valves, internal thread globe valves, stainless steel globe valves, DC globe valves, needle g...
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...