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 ...
The wafer dual plate check valve is also a type of check valve with a rotary actuation, but it is a double disc and closes under the action of a spring. The disc is pushed open by bottom-up fluid, ...
What is valve cavitation? How to eliminate it?
Tianjin Tanggu Water-Seal Valve Co., Ltd
Tianjin,CHINA
19th,June,2023
Just as sound can have a negative effect on the human body, certain frequenci...
Difference in Working Principle Between NRS Gate Valve and OS&Y Gate Valves
In a non-rising flange gate valve, the lifting screw only rotates without moving up or down, and the only part visib...
Many steps in the assembly process
Tianjin Tanggu Water-Seal Valve Co., Ltd (TWS Valve Co., Ltd)
Tianjin,CHINA
10th,July,2023
First of all, the first step is that the valve shaft should be paire...
Gate valves are an important component in a variety of industrial processes, providing a means of controlling the flow of liquids and gases. They are available in a variety of designs, including op...