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 ...
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...
Rubber seated butterfly valves are becoming increasingly popular in industrial and commercial areas due to their numerous features and benefits. Also commonly known as resilient butterfly valves. A...
Tianjin Tanggu Water-seal valve participated in the Suzhou Valve World Exhibition on April 26-27, 2023.
It may be due to the impact of the epidemic in the past two years that the number of ...
Today we continue to talk about valve installation precautions:
Taboo 12
The specifications and models of the installed valve do not meet the design requirements.
For example, the nominal pr...
Classification and working principle of valve limit switch
June 12th, 2023
TWS Valve from Tianjin, China
Key Words: Mechanical limit switch; Proximity limit switch
1. Mechanical limit switch
Usuall...
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