1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
1. Structural analysis
(1) This butterfly valve has a circular cake-shaped structure, the inner cavity is connected and supported by 8 reinforcing ribs, the top Φ620 hole communicates with the inne...
In the field of industrial valves, flanged concentric butterfly valves occupy an important position due to their versatility and efficiency. This article aims to shed light on the importance and ch...
People usually think that the valve of stainless steel and will not rust. If it does, it may be a problem with the steel. This is a one-sided misconception about the lack of understanding of stainl...
1. Before installation, it is necessary to carefully check whether the logo and certificate of the butterfly valve meet the requirements of use, and should be cleaned after verification.
2. The but...
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