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 ...
In order to comprehensively improve the company’s middle management work execution, results-oriented, in-depth study of efficient execution system, improve work efficiency, and create a high-...
For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
Introduction:
A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The “butterfly...
Ordinary gate valves generally refer to hard-sealed gate valves. This article analyzes in detail the difference between soft-sealed gate valves and ordinary gate valves. If you are satisfied with t...
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 ...
Leakage Butterfly Valve Related Videos From Youtube