With the rapid development of technology and innovation, the valuable information that should be delivered to industry professionals is often obscured today. Although customers will also use some s...
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...
U-shaped butterfly valve is a special type of valve commonly used in various industries to control and regulate the flow of fluids. It belongs to the category of rubber-sealed butterfly valves and ...
1. Hydrstatic test at negative temperature during construction in winter.
Consequences: because the tube freezes quickly during the hydraulic test, the tube is frozen.
Measures: try to carry out hy...
The process of operating the valve is also the process of inspecting and handling the valve. However, the following matters should be paid attention to when operating the valve.
①High temperature v...
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 ...
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