Course Content
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INTRODUCTION TO GD&T
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Why GD&T?
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Problem with Traditional Methods
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“Square” vs “Cylindrical Tolerance Zone
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ESSENTIAL CONCEPTS OF GD&T
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Feature, Feature of Size, Location Dimensions
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Basic Rules
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Virtual Conditions
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Bonus Tolerances
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DATUMS
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Datum Reference Frame
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Datum Precedence
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Datum Target
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Feature of Size Datum
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Applications
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FORM
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Flatness & Applications
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Straightness & Applications
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Circularity & Applications
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Cylindricity & Applications
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Case Studies
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ORIENTATION
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Perpendicularity & Applications
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Parallelism & Applications
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Angularity & Applications
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Case Studies
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POSITION
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True Position & Tolerance of Position
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Symmetry & Applications
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Symmetry & Applications
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“Zero” Positioning
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Calculation of Optimal Positional Tolerance
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Conversion of Conventional Tolerance to True Position
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Case Studies
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RUNOUT AND CONCENTRICITY
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Concept of Multiple Centreline
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Circular Runout and Applications
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Total Runout and Applications
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Concentricity and Applications
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Case Studies
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PROFILE
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True Profile
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Types of Profile Tolerance
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Coverage of Profile Tolerance
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Profile of a Line & Applications
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Profile of a Surface & Applications
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Co-planarity Applications using Profile
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Location Control using Profile
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Orientation Control using Profile
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Case Studies
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EXERCISES
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Final Revision
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Hands-on Exercises
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Next
Case Studies