Abstract: A coated steel substrate including a coating comprising nanographite having a lateral size between 1 and 60 ?m and a binder, wherein the steel substrate has the following compositions in weight percent: 0.31?C?1.2%, 0.1?Si?1.7%, 0.15?Mn?1.1%, P?0.01%, S?0.1%, Cr?1.0%, Ni?1.0%, Mo?0.1%, and on a purely optional basis, one or more elements such as Nb?0.05%, B?0.003%, Ti?0.06%, Cu?0.1%, Co?0.1%, N?0.01%, V?0.05%, the remainder of the composition being made of iron and inevitable impurities resulting from the elaboration and a method for the manufacture of the coated steel substrate.

Abstract: A coated steel substrate including a coating including nanographite having a lateral size between 1 and 60 ?m and a binder including sodium silicate or a binder including aluminum sulfate and an additive being alumina, wherein the steel substrate has the following compositions in weight percent: 0.31?C?1.2%, 0.1?Si?1.7%, 0.15?Mn?3.0%, P?0.01%, S?0.1%, Cr?1.0%, Ni?1.0%, Mo?0.1%, and on a purely optional basis, one or more elements such as Nb?0.05%, B?0.003%, Ti?0.06%, Cu?0.1%, Co?0.1%, N?0.01%, V?0.05%, the remainder of the composition being made of iron and inevitable impurities resulting from the elaboration and a method for the manufacture of the coated steel substrate.

Abstract: A coated steel substrate including a coating including nanographite having a lateral size between 1 and 60 ?m and a binder, wherein the steel substrate has the following compositions in weight percent: 0.31?C?1.2%, 0.1?Si?1.7%, 0.7?Mn?3.0%, P?0.01%, S?0.1%, Cr?0.5%, Ni?0.5%, Mo?0.1%, and on a purely optional basis, one or more elements such as Nb?0.05%, B?0.003%, Ti?0.06%, Cu?0.1%, Co?0.1%, N?0.01%, V?0.05%, the remainder of the composition being made of iron and inevitable impurities resulting from the elaboration; and a method for the manufacture of the coated steel substrate.