Targeted application of low temperature surface hardening and surface modification of additive manufactured articles and materials

A treated additive manufactured article is disclosed. The article includes a shaped metal alloy having a treated surface layer and a core. There is at least one of the following: the average hardness of the treated surface layer is greater than the average hardness of the core; and the average corrosion resistance of the treated surface layer is greater than the average corrosion resistance of the core. 公开了一种经处理的增材制造制品。所述制品包括具有经处理的表面层和芯体的成形金属合金。存在以下各者中的至少一者：所述经处理的表面层的平均硬度大于所述芯体的平均硬度；以及所述经处理的表面层的平均耐腐蚀性大于所述芯体的平均耐腐蚀性。