Material selection of automotive forgings: Key factors and considerations

In the production process of automobile forgings, material selection is a crucial link. This paper will discuss the material selection of automobile forgings, analyze the factors to be considered, and introduce some common automobile forgings materials.
First, material performance requirements
When choosing automobile forging materials, we must first consider whether the material properties meet the requirements of the use of automobiles. This includes mechanical properties, physical properties and chemical properties of the material. For example, for engine parts, materials with high strength, high temperature resistance and corrosion resistance need to be selected; For chassis parts, materials with high toughness, fatigue resistance and wear resistance need to be selected.

Second, the machinability of materials
The machinability of the material refers to whether the material is easy to cut, forge, heat treatment and other operations during processing. The selection of machinable materials can reduce production costs and improve production efficiency. For example, mild steel and stainless steel are common automotive forging materials, which have good machinability and mechanical properties.
Third, the cost of materials
Material cost is one of the important factors affecting the production cost of automobile forgings. When selecting materials, it is necessary to consider the procurement cost, inventory cost, processing cost and so on. At the same time, the recycling and reuse value of materials should also be considered to reduce the cost of the entire life cycle.
Fourth, the environmental protection of materials
With the continuous improvement of environmental awareness, the environmental protection of materials needs to be considered in the production process of automobile forgings. The choice of renewable materials, low-toxic materials and materials that are easy to recycle and reuse is the current development trend of the automotive industry. For example, high-strength aluminum alloys and magnesium alloys are widely used in the production of automobile forgings because of their lightweight and environmentally friendly characteristics.

5. Reliability of materials
   When choosing automobile forging materials, it is necessary to take into account the reliability of the materials. The reliability of materials includes the stability, durability and fatigue resistance of materials. The selection of reliable automobile forging materials can reduce the failure rate of vehicles in the process of use and improve the reliability of vehicles.
   In short, the material selection of automobile forgings is a complex process that needs to consider a variety of factors. The right material selection can ensure the quality and performance of automotive forgings, while reducing production costs and environmental impact. In the future, with the continuous development of new materials and new technologies, the material selection of automotive forgings will be more extensive and diversified.