The 14th Shanghai International Pump, Pipe and Valve Exhibition (referred to as: Shanghai International Pump and Valve Exhibition) will be held grandly at the Shanghai National Convention and Exhib...
There are many types of valves, each has its own advantages and disadvantages, the following lists the advantages and disadvantages of five valves, including gate valves, butterfly valves,ball va...
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...
Butterfly valves play a crucial role in controlling the flow of various liquids and gases. Among different types of butterfly valves, lug butterfly valves and wafer butterfly valves are two widely ...
Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
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...