The textbook discusses the structure of metals and alloys, their properties, issues of metallurgy, metallurgy, heat treatment, hardening of metals and alloys, as well as issues of blanks in mechanical engineering by casting, pressure treatment and welding. The production of products from non-metallic materials and metal powders is described, the properties and methods of processing these materials are considered, the technology of making blanks from them and the field of application of the products