Dear Friends,
We are Tianjin Tanggu Water-Seal Valve Co.,Ltd,this week we begin to work from China New Year,and all work back to normal.
Our company mainly produce rubber seated butterfly valve,sof...
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 ...
1. In practical engineering applications, the damage of Dual plate wafer check valves is caused by many reasons.
(1) Under the impact force of the medium, the contact area between the connecting pa...
Backflow preventer valves are an important component in any water system and are designed to prevent the dangerous and potentially harmful effects of backflow. As an important part of the plumbing ...
The continuous development of the valve industry (1967-1978)
01 Industry development is affected
From 1967 to 1978, due to the great changes in the social environment, the development of the valve ...
With the rapid development of technology and innovation, valuable information that should be passed on to industry professionals is often overshadowed today. While shortcuts or quick methods can be...