English
Metal working (metal working, metal processing, working of metals) is referred to as metalwork, which refers to the production activities of human beings to process the materials with metal characteristics composed of metal elements or mainly composed of metal elements. It is a process technology that processes metal materials into articles, parts and components, including large parts of Bridges, ships, and even subtle components of engines, jewelry and watches. It is widely used in different fields such as science, industry, art and crafts.
The progress of human society and the relationship of metal material processing and application is very close, in the smelting of brass, more than six thousand years ago in more than four thousand years ago can be made simple bronze tools made of corrugated iron weapon, the start of the three thousand years ago in China two thousand five hundred years ago in the spring and autumn period has smelting iron, is more than one thousand eight hundred years earlier than in Europe. In the 18th century, the development of the iron and steel industry became an important content and material basis of the industrial revolution.
