Encyclopedia presents the first created fundamental set of modern scientific knowledge about the existing and current metallurgical plants in the territory of the Urals from the XVII century. to the present day. Data on their technical equipment and technologies, production volumes and technical and economic achievements, the scale of technical and social progress in the process of modernization of the country and the region are reported. The publication is intended for a wide range of readers - the staff of the metallurgical complex, scientists, teachers, students, local historians, everyone who is interested in the history and current situation of the Ural metallurgy.