Tianjin North Net News: In the Dongli Aviation Business District, the city’s first individual-funded machine tool museum has officially opened a few days ago. In the 1,000-square-meter museum...
Butterfly valves provide an efficient method of closing fluids on and off, and are the successor to traditional gate valve technology, which is heavy, difficult to install, and does not provide the...
TWS Valve Company, a leading manufacturer of high quality water valves and equipment, is pleased to announce its participation in the upcoming Emirates Water Treatment Show in Dubai. The exhibition...
In the field of industrial control systems, the selection of high-quality valves is critical for optimum performance and reliability. Without a doubt, one of the most eye-catching names is Tianjin ...
Butterfly valves are mainly used for the adjustment and switch control of various types of pipelines. They can cut off and throttle in pipelines. In addition, butterfly valves have the advantages o...
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 ...