Book «No. 3 Machines, aggregates and production of railway wheels and ring-shaped profile products: studies. allowance" by Romanenko, V. P. ; Tyurina, V. A. ; Fomina, A. C. is a unique tutorial that immerses the reader in the world of mechanical engineering and manufacturing, focusing on key aspects of the creation of railway wheels and profile products. This publication will be especially useful for students, graduate students and specialists working in the field of mechanical engineering, as well as for anyone interested in modern technologies and processes in production. The book covers a wide range of topics, ranging from the basics of design and design features of railway wheels, and ending with modern methods of their production. The authors, possessing rich experience and knowledge, share with readers not only theoretical aspects, but also practical recommendations that will help to better understand complex processes and technologies. They consider the different types of machines and aggregates used in production, as well as methods for their optimization and modernization. Readers interested in topics related to engineering, manufacturing processes and innovation in this area will find a lot of useful information in the book. Students of technical universities studying in the specialties "Engineering", "Automatics" and "Production technologies" will be able to use this manual as a main or additional educational tool . The book will also be of interest to practicing engineers and specialists who seek to improve their skills and deepen their knowledge of modern technologies in production. One of the key topics raised in the book is the importance of the quality and reliability of railway wheels, which play a critical role in the safety and efficiency of transport systems. The authors explain in detail how various factors, such as materials, processing technologies and construction, affect the performance of the wheels. This makes the book relevant not only for specialists, but also for everyone interested in transport safety and optimization of production processes. The style of the authors is distinguished by clarity and accessibility, which allows even complex technical aspects of the presentation to be perceived easily and with interest. Romanenko, Tyurin and Fomin are a team of professionals who not only have deep knowledge in their field, but also know how to transfer them to readers. Their previous work is also noteworthy, as they cover various aspects of engineering and manufacturing, making them authorities in the field. The book “No. 3 Machines, aggregates and production of railway wheels and ring-shaped profile products” is not just a training manual, but a real find for everyone who wants to better understand the mechanisms behind production processes. It will become an indispensable assistant for students striving for success in their studies, and for professionals who want to remain at the forefront of technology. If you are looking for quality literature that will help you understand the intricacies of engineering and manufacturing, this manual is definitely worth your attention. Do not miss the opportunity to enrich your knowledge and skills with this unique publication, which will become your reliable companion in the world of engineering and manufacturing!