The study of elastic and plastic deformation characteristics of aluminum forgings in construction machinery is a process of deeply exploring the deformation process and characteristics of aluminum forgings under the action of forces. Through this study, we can understand the elastic deformation and plastic deformation behavior of aluminum forgings under different loads, as well as its influencing factors and laws.
Elastic deformation characteristics refers to the ability of a material to return to its original state after deformation under external force. For aluminum forgings of construction machinery, elastic deformation is mainly linear elasticity, in a small stress range, its deformation is proportional to the stress, and can be fully restored to the initial state after removing the stress.
Plastic deformation characteristics refers to the ability of a material to recover completely after deformation under the action of external forces. For aluminum forgings of construction machinery, the plastic deformation mainly shows the behavior of crystal slip, creep and recrystallization, and the deformation shows nonlinear relationship. The characteristics of plastic deformation include hardening, deformation localization, flow strain and so on.
When studying the elastic and plastic deformation characteristics of aluminum forgings of construction machinery, the relevant data can be obtained by experimental methods, such as tensile test, compression test, bending test, etc. By analyzing and processing the test data, the stress-strain curve, plastic zone and elastic recovery degree of aluminum forgings can be obtained, and the deformation characteristics can be further revealed.
In addition, some influencing factors should be considered during the study, such as temperature, deformation rate, grain size, processing route, etc., these factors will have an important impact on the deformation behavior and characteristics of aluminum forgings. Therefore, when studying the elastic and plastic deformation characteristics of aluminum forgings of construction machinery, it is necessary to consider the comprehensive action of many factors.