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...
Tianjin Tanggu Water-Seal Valve Co,.Ltd wishes everyone a Happy New Year: Happy Spring Festival in 2026!
In this moment full of joy and reunion, TWS sincerely wishes everyone a happy Spring Festiva...
Installation environment
Installation environment: butterfly valve can be used whether indoor and open air, but in the corrosive medium and easy to rust occasions, to use the corresponding material...
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...
In the world of industrial valves, precision, reliability, and efficiency are non-negotiable. Introducing our Soft Seal Butterfly Valve – the ultimate solution engineered to exceed your expectation...
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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