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...
A factory in the United States purchased TWS Valve Factory Double flange concentric butterfly valve
Case brief
Project Name: A factory in the United States purchased double flange but...
What is corrosion of butterfly valves?
Corrosion of butterfly valves is usually understood as the damage of the metal material of the valve under the action of chemical or electrochemical environme...
1. What is stainless steel? What is duplex stainless steel?
Stainless steel is a general term for a type of corrosion-resistant steel, and its types are mainly classified based on the microstructur...
Wafer butterfly valve and Double Flange butterfly valve are two common types of butterfly valves. Both types of valves are rubber seated butterfly valves. The application range of the two kinds of ...
1. What is IM3 corrosive environment?
IM3 is one of the submerged or buried corrosive categories defined in the ISO 12944-2 standard, specifically referring to wet soil environments. This type of e...
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