Abstract: The present invention concerns the field of vehicle technology and industrial-plant technology and relates to a brake disc provided with protection from wear and corrosion and to a method for production thereof. The known solutions have the disadvantage that the coating for providing protection from corrosion and wear is applied to the frictional surfaces of the brake disc and is rubbed off straight away during the first braking operations. The present invention addresses the problem of providing a brake disc that has improved and durable protection from corrosion and wear. The significantly improved properties of the brake disc in terms of protection from corrosion and wear are achieved according to the invention by at least the region of the frictional surfaces (2) having an AlSi-based diffusion layer (3), which has a layer thickness of 0.1 mm to 0.6 mm and is formed in the process of interaction with the steel or grey cast iron of the metal main body (1).

Abstract: The present invention relates to the field of automotive engineering and industrial plant engineering and concerns a method for producing braking elements and braking elements produced in this manner. The problem according to the invention consists in specifying a method and a braking element having improved wear and corrosion protection and a larger layer thickness of the frictional surface and which can be produced time- and cost-effectively. The problem is solved by a braking element which has at least one metallic main element having a frictional surface applied on a formed surface region, which frictional surface is a prefabricated layer of a metallic semi-finished product which is integrally connected to the metallic main element by means of a joining technique. The problem is also solved by a method in which the frictional surface is formed by at least one layer of a metallic semi-finished product and same is integrally connected to the metallic main element by means of a joining technique.

Abstract: The invention relates to a brake disk (3), which has at least one thermal conduction layer (4, 6) with a thermal conductivity and specific thermal resistivity that can be graduated, the thermal conduction layer consisting of at least two different materials or of a varying layer thickness, thereby graduating the thermal conductivity or the thermal resistivity within the thermal conduction layer.

Abstract: The present invention concerns the field of vehicle technology and industrial-plant technology and relates to a brake disc provided with protection from wear and corrosion and to a method for production thereof. The known solutions have the disadvantage that the coating for providing protection from corrosion and wear is applied to the frictional surfaces of the brake disc and is rubbed off straight away during the first braking operations. The present invention addresses the problem of providing a brake disc that has improved and durable protection from corrosion and wear. The significantly improved properties of the brake disc in terms of protection from corrosion and wear are achieved according to the invention by at least the region of the frictional surfaces (2) having an AlSi-based diffusion layer (3), which has a layer thickness of 0.1 mm to 0.6 mm and is formed in the process of interaction with the steel or grey cast iron of the metal main body (1).