The flow rate and velocity of the valve mainly depend on the diameter of the valve, and are also related to the resistance of the structure of the valve to the medium, and at the same time have a c...
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. Valve selection principle:
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require cont...
Material Selection
Low-End Valves
Body/Disc Materials: Typically use low-cost metals like cast iron or unalloyed carbon steel, which may lack corrosion resistance in harsh environments.
Sealing ...
Double flange butterfly valve, as a key element in the industrial field, plays an important role in various fluid systems. Its simple structure, light weight, fast opening, fast closing, good seali...