Engineering Metrology 22ed

Engineering Metrology by R.K. Jain is a comprehensive textbook focused on the science of precision measurement in engineering. It’s written for undergraduate and postgraduate engineering students, as well as professionals in the industry. The 22nd edition of the book covers the foundational principles of metrology and the latest industry trends.
Key Topics Covered
The book provides a detailed overview of various measurement methods and instruments. Some of the core topics include:
• Fundamentals of Metrology: The book begins with basic concepts, including the need for inspection, types of errors, and the classification of measurement methods.
• Linear and Angular Measurement: It covers different techniques for linear and angular measurements using instruments like vernier instruments, micrometers, slip gauges, sine bars, and autocollimators.
• Limits, Fits, and Tolerances: A significant portion is dedicated to explaining these concepts, which are crucial for ensuring the interchangeability of machine components.
• Quality Control and Assurance: The book has updated chapters on quality control, quality assurance, Total Quality Management (TQM), and the ISO series.
• Advanced Metrology: It incorporates modern aspects of metrology, such as the use of computers and microprocessors in precision measurement, as well as topics like nanometrology and the evaluation of measurement uncertainty.
• Gauges and Comparators: The book details various measuring techniques using gauges (e.g., plug, ring, and snap gauges) and different types of comparators (mechanical, electrical, electronic, and pneumatic).
Features of the Book
The 22nd edition aims to be a practical and up-to-date resource. Key features include:
• It aligns with the curricula of many engineering colleges, particularly in India.
• It emphasizes the practical application of concepts with numerous solved numerical problems and illustrations.
• The text is supplemented with clear line sketches and photographs of instruments to help students visualize and understand the concepts.