An aluminum alloy material, an aluminum alloy structural component, a preparation method of an aluminum alloy structural component, a battery box, a battery system, an electric apparatus, and an application are provided. By mass percentage, the aluminum alloy material includes silicon element, copper element, titanium element, magnesium element, zinc element, manganese element, strontium element, a matrix element Al, and unavoidable impurity elements. The aluminum alloy material includes no Al2Cu phase or includes a small amount of Al2Cu phase.