Magnesium alloy steering wheel with light weight, specific strength than steel and high shock absorption and recyclability, in line with the requirements of environmental protection and traditional materials such as steering wheel incomparable advantages, has become the main components of a variety of new cars in North America and European regional applications annual growth rate of around 60%, but because the product is complex thin-walled parts, die casting process prone misrun, defects such as cracks, inclusions, and thus result in the domestic car industrywide range of application is limited, our company based on magnesium alloy automotive steering wheel die casting process analysis, the application fluid dynamics software Flow-3D die casting process of numerical simulation, and analysis of the advantages and disadvantages of each casting systemGood for the reasonable production process scheme can further improve product quality magnesium alloy automotive steering wheel