Book 1369 Metallography: Part. Diagrams of the phase equilibrium of triple systems and the formation of the structure of alloys: a course of lectures by B. authors Yu. Novikov and V. In. Olenin is a unique publication that will become an indispensable assistant for students, graduate students and specialists in the field of metallurgy and materials science. In this course of lectures, the authors are deeply immersed in the complex but extremely important aspects of metallography, revealing to the reader the secrets of phase equilibria and the structure of alloys. The book begins with the basics of metallography, gradually moving on to more complex topics, such as the phase equilibrium diagrams of triple systems. These diagrams are key tools for understanding the behavior of different alloys at different temperatures and compositions. The authors explain how to interpret these diagrams correctly, which allows the reader not only to master the theoretical aspects, but also to apply the knowledge gained in practice. The reader will be able to learn how different elements interact with each other and how this affects the properties of the final product. Who can like this publication? First of all, the book will be of interest to students of technical universities studying metallurgy, materials science and related disciplines . It will also be useful for graduate students and young scientists who are engaged in the study of alloys and their properties. Specialists working in the production and development of new materials will find in it relevant information that will help in their professional activities. The book will also be useful for those who are interested in modern technologies in the field of metallurgy and want to deepen their knowledge in this field. The topics raised in the book cover a wide range of issues related to the formation of the structure of alloys and their phase transitions. The authors emphasize the importance of understanding these processes for the development of new materials with specified properties. In today's production environment, where material requirements are becoming more stringent, knowledge of phase equilibria and the structure of alloys is becoming key to successful work in this area. The style of the authors is distinguished by clarity and accessibility of presentation, which allows even complex scientific concepts to be presented in an understandable and fascinating form. In. Yu. Novikov and V. In. Olenin experienced teachers and researchers whose work has already proven itself in scientific circles . Their previous publications also deal with various aspects of metallurgy and materials science, allowing the reader to trust their experience and knowledge. The book "No. 1369 Metallography" will be an excellent addition to the library of anyone who is interested in metallurgy and wants to understand the intricacies of the formation of the structure of alloys. It will not only enrich the reader’s knowledge, but also inspire new research and experiments in the field of materials science. Reading this book will allow you to better understand how the interaction of different elements can lead to the creation of unique materials that can change the approach to the production and use of alloys in various industries. If you are looking for high-quality literature on metallography, which combines theory and practice, then “No. 1369 Metallography” will be a real find for you. Do not miss the opportunity to expand your knowledge and open new horizons in the world of materials science!