| 摘要 |
The invention relates to a workpiece and to a method for producing a workpiece, said workpiece comprising a main body, a first layer, and at least one additional layer arranged between the main body and the first layer, wherein a material of the main body is at least partially or completely heat-treatment steel, wherein the heat-treatment steel has carbon at a mass fraction of 0.20% to 0.45%, wherein a material of the at least one additional layer is at least partially or completely steel, wherein the steel has carbon at a mass fraction of 0.03% to 0.18%, wherein a material of the first layer is at least partially or completely at least one copper alloy, wherein the at least one additional layer is welded onto the main body, wherein the first layer is welded and/or soldered onto the at least one additional layer or at least one other additional layer. |
