Automotive reinforcement components

Abstract

To provide easily manufactured reinforcing members for automobiles. [Solution] The automotive reinforcing member 10 is an automotive reinforcing member 10 that is subjected to combined deformation of axial crushing and bending, and comprises a main body member 1 having a first closed cross section S1 extending in the vehicle length direction X, and a reinforcing member 2 arranged on the first closed cross section S1 and reinforcing the main body member 1, the main body member 1 is composed of a first member 11 and a second member 12 arranged inward in the vehicle width direction Y from the first member 11, the second member 12 is hat-shaped when viewed along the vehicle length direction X and has a flange portion 121 joined to the first member 11 and a flat plate-shaped top plate portion 123 arranged inward in the vehicle width direction Y from the flange portion 121, and the reinforcing member 2 is joined only to the outer surface of the top plate portion 123 in the vehicle width direction Y and defines at least a part of the second closed cross section S2 extending in the vehicle length direction X.