Scope of application of hardware parts

In addition to various metallic materials, non-metallic materials such as plastics and fiberglass are also widely used. Hardware products play an important role in the survival and development of human beings. 

With the development of social economy and the refinement of social division of labor, hardware products are gradually enriched and improved, with more and more varieties. 

Modern hardware products can be divided into three categories according to their use: everyday hardware used in everyday life, hand tools used as production and living AIDS, and hardware used as connectors, fasteners, and support facilities in buildings and structures. 

Hardware products are usually made by forging and pressing billets, machining, surface treatment and other processes. The purpose of surface treatment is to prevent corrosion and maintain good appearance. Hardware products made from non-metallic materials are mostly molded or pressed, light weight and convenient.