Ball Valve is evolved from plug valve,with the same opening and closing action.The difference is the Valve core rotator is not a plug but a ball. When ball rotated to 90 degrees,the inlet and outlet all shows ball surface,then to truncate the flow.

Today, the rapid growth of China's machinery industry has gradually bid farewell to the era, the industry adjustment and transformation is now an urgent need to do, due to the rapid development caused prolonged create some problems and have become increasingly prominent, innovation capability is weak, structural imbalance and other issues have become restricting the development of China's machinery industry several short board.

Machining parts processing flow is the most basic step, because in the process of machining parts, heat will continue to increase thus making it some of the force generation role, in part because the whole process of the force will fluctuate, so parts on the machining accuracy will be reduced. According to the selected parts of the material, size, heat treatment requirements, and fine processing, etc., is the basic form of the machining process.

China's Casting industry is the rapid development is at an important stage in the transformation and upgrading of high-end, high-end casting products, and now the mainstream of China's foundry industry gradually into the aluminum alloy as the representative of all kinds of light alloy products. In the casting section of this trend will be reflected.

Agricultural diesel nozzle problems are problems we will encounter in use, let's take a look at inspection and judgment to this problem.

In China's economic construction and development in the forging industry is a very important part, as a variety of mechanical industry products and military equipment production of various important infrastructure components. Such as automobiles, aircraft, armored vehicles, missiles and other products, as long as the high temperature and pressure conditions of manufacturing, pressure processing should be carried out to complete by forging a metal material.

In the welding industry, welding wear has been plagued by many workers, let's take a look at what factors consumables wear have it!

Machinery industry in China is growing very fast, but the casting industry is the basis for the development of the machinery industry, development is very rapid, but extensive growth remains a serious problem exists in the industry, but also the development of the industry a great resistance .

Last week,4 staffs from overseas sales department of our company went to attend the first training term about improving career competence,which is organized by Shenyang Chamber of Commerce. Three days and two nights’ training course made them feel very enriched and get great harvest.The princi