The importance of valve selection: The selection of control valve structures is determined by comprehensively considering factors such as the medium used, temperature, upstream and downstream press...
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. ...
Gate valve and butterfly valve are two very commonly used valves. Both of them are very different in terms of their own structure and using methods, adaptability to working conditions, etc. This ar...
Valve assembly is the final stage in the fabrication process. Valve assembly is based on the delineation of the technical premise, the parts of the valve together, make it a product process. Assemb...
When controlling and regulating the flow of liquids and gases, the type of valve used plays a vital role in ensuring efficient operation. Two commonly used gate valve types are non-rising stem gate...
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 ...