JNTUH B.Tech 3rd year (3-1) Engineering Metrology gives you detail information of Engineering Metrology R13 syllabus It will be help full to understand you complete curriculum of the year.
UNIT – I
Systems of Limits and Fits Introduction, normal size, tolerance limits, deviations, allowance, fits and their types – unilateral and bilateral tolerance system, hole and shaft basis systems – interchangebility and selective assembly. Indian standard Institution system – International Standard system for plane and screwed work.
UNIT – II
Linear Measurement Length standard: line and end standard, slip gauges – calibration of slip gauges, Dial indicator, micrometers.
Measurement of Angles and Tapers Different methods – Bevel protractor – angle slip gauges – spirit levels – single bar – Sine plate used to determine the tappers.
Limit Gauges: Taylor’s principle – Design of GO and NO GO gauge, plug, ring, snap, taper, profile and position gauges.
UNIT – III
Optical Measuring Instruments Tool maker’s microscope and its uses – collimators, optical projector – optical flats and their uses, interferometer.
Flat Surface Measurement: Measurement of flat surfaces – instruments used; straight edges, surface plates, optical flat and auto collimator.
TEXT BOOKS
- Engineering Metrology / R. K. Jain / Khanna Publishers
- Engineering Metrology / I C Gupta / Dhanpath Rai
REFERENCE BOOKS
- Dimensional Metrology / Connie Dotson / Thamson 4th Edition.
- BIS Standards on Limits & Fits, Surface Finish, Machine Tool Alignment etc.
- Fundamentals of Dimensional Metrology / Connie Dotson / Thamson / 4th Edition.
- Engineering Metrology / Kenneth John Hume / Mc Donald.
- Engineering Metrology / D. M Anthony / Pergamon Press.
- Principles of Engineering Metrology / Rega Rajendra / Jaico Publications.
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