How to use vacuum leak tester? Read about it.

International manufacturing transfer, domestic manufacturers develop independent brand building With the increase in production costs, garden tool manufacturers in developed countries in Europe and the United States have changed their minds and transferred their production and manufacturing to devel......

The valve connected by pipe thread is connected with the pipe thread of the pipe end. The internal thread can be a cylindrical pipe thread or a tapered pipe thread, and the external thread must be a tapered pipe thread

Choose according to the installation structure.The installation structure of pipeline system includes pipe thread, flange, clamp sleeve, welding, hose, etc.Therefore, the installation structure of the valve must be consistent with the installation structure of the pipeline, and the specifications sh......

The earliest production mode in the field of valves, because the casting type does not have enough pressure, the valve produced by this process is easy to produce sand holes, leading to product leakage and a series of problems.

With the development of the global economy and the improvement of people's living standards, there is a growing demand for healthy living environment and green life. Garden tools have become indispensable household articles in developed countries such as Europe and America.Second, as developing coun......