1. What are the soft seal and hard seal of gate valve?
Soft-sealed gate valves use non-metallic elastic materials such as rubber and PTFE as seals, which are soft and hard in conjunction with the m...
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 ...
According to the latest research report, the global butterfly valve market is rapidly growing and is expected to continue expanding in the future. It is projected that the market will reach $8 bill...
1. What is casting
The liquid metal is poured into a mold cavity with a shape suitable for the part, and after it solidifies, a part product with a certain shape, size and surface quality is obtain...
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...
Gate valve and butterfly valve both play the role of switching and regulating flow in pipeline use. Of course, there is still a method in the selection process of butterfly valve and gate valve. In...
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