The book "Ultrasonic Defectoscopy", written by a team of authors, is a unique and valuable resource for specialists in the field of non-destructive testing and diagnostics of materials. This work combines the theoretical foundations and practical aspects of ultrasonic flaw detection, making it an indispensable tool for both students and experienced engineers and technicians. Ultrasonic flaw detection is a method that allows you to identify internal defects in materials and structures without destroying them. This book immerses the reader in the world of high technology, explaining how ultrasound is used to detect cracks, voids, inclusions and other anomalies that can threaten the safety and durability of various objects, from building structures to aviation parts. The authors carefully worked through each chapter so that the reader could not only understand the principles of the method, but also get acquainted with modern devices and technologies used in this field. The book will be interesting to a wide range of readers .. Students of technical universities studying in specialties related to engineering, materials science and non-destructive testing will find useful knowledge here that will help them in their studies and future careers. Engineers and professionals working in the field of quality control will also appreciate the practical value of the material, which will help them improve their skills and improve their work efficiency. In addition, the book will be useful to those who are interested in new technologies and diagnostic methods, because ultrasonic flaw detection is actively used in a variety of industries, including construction, aviation, shipbuilding and mechanical engineering. The topics raised in the book are diverse and relevant. The authors discuss not only the technical aspects of ultrasonic flaw detection, but also its application in various industries, which allows the reader to see a broad picture of the possibilities of this method. The book also addresses standardization and certification issues, which is an important aspect for professionals working in the field of quality control. It looks at current trends and innovations that could change the approach to flaw detection in the future. The style of the authors is distinguished by clarity and accessibility, which makes it easy to assimilate even the most complex concepts. They use many illustrations, diagrams and examples, which makes the material more clear and understandable. The team of authors consists of experienced specialists, which guarantees the high quality of the information provided . Among their other well-known works are books on non-destructive methods of control, which are also popular among professionals. The book “Ultrasonic Defectoscopy” is not just a textbook, but a real find for everyone who seeks to deepen their knowledge in the field of materials diagnostics. It answers many questions that specialists may have and offers solutions based on best practices and modern technologies. If you are looking for a quality and informative publication that will help you become an expert in ultrasonic flaw detection, this book will become your reliable assistant and source of inspiration.