1. What is Ductile Iron?
Ductile iron is a type of iron that has enhanced strength and flexibility compared to traditional cast iron. This is achieved by adding small amounts of elements like magne...
The flow characteristics of the regulating valve are mainly four kinds of flow characteristics such as linear percentage fast opening and parabola. When installed in the actual control process, the...
Advantages and uses of electric butterfly valves
Electric butterfly valve is a very common device for pipeline flow regulation, which has a wide range of uses and involves many fields, such ...
Valves are indispensable equipment in industrial production, and their performance directly affects the stability and efficiency of the production process. Regular valve testing can find and solve ...
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 ...
1. What is the fundamental difference between soft seal butterfly valve and hard seal butterfly valve?
The sealing ring material is different. The sealing pair of a soft-sealing butterfly valve is ...
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