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Partial Table of Contents
Chapter 1 Symbols, Rules, Charts
Geometric Characteristics; Symbols; New Symbols; Old Symbols, New Meanings; Charts Food Chains of Symbology; A Few Basic Definitions, Formulas and Guidelines; New Rule Regarding the Use of Regardless of Feature Size; Maximum Material Boundary, Least Material Boundary and Regardless of Material Boundary ; Actual Minimum Material Envelope vs. Actual Mating Envelope; Flatness of the Derived Median Plane; Types of Controls; Tolerances; General Rules for Tolerances.
Chapter 2 Selecting a Tolerancing Approach
Datums and Datum Features; Defining, Tolerancing and Qualifying Datum Features; Fixed Fastener Assembly Tolerancing Formula; Simultaneous Requirement Rule; Reading a Feature Control Frame.
Chapter 3 Datum Feature Simulators
Datum Feature Simulators: Physical and Imaginary; Fixtures, Gages and Virtual Condition Boundaries.
Chapter 4 Boundaries and Material Condition Symbols, MMC, LMC & RFS
Dimensioning and Tolerancing Overview; Rule #1: Size Tolerance and Form Tolerance are Interdependent; Exceptions to Rule #1; New Principle of Independency Symbol; GO Gages; Brief Comparison of Concentricity, Circular Runout, Total Runout and Position Tolerancing; Introduction of Orientation on Mating Parts; Material Condition Symbols and Concepts Explained; Regardless of Feature Size; Least Material Condition; Maximum Material Condition; Inner and Outer Boundary Calculations.
Chapter 5 Major Concepts of Geometric Dimensioning and Tolerancing
Converting from Plus and Minus Tolerance to Geometric Tolerance; Position; Profile; Selecting Datum Features; Size Tolerance Controls Form Tolerance (Rule #1), GO Gages; Flatness; Perpendicularity; Mating Part Tolerancing; Reading the Feature Control Frames as a Language; Functional Gages; Calculating Inner and Outer Boundaries; Virtual Condition; Resultant Condition; Practical Absolute Gage Tolerancing; Bonus Tolerancing Formulas; Allowed vs. Actual Deviation from True Position Calculations; Conversion Chart Inches; Conversion Chart Millimeters; Tolerance Zone vs. Boundary Verification; Another Difference between Bonus Tolerance (Growth) and Datum Shift (Movement) of Tolerance Zones.
Chapter 6 Form
Flatness; Straightness; Cylindricity; Circularity (Roundness); Spherical Diameters Controlled with Circularity; Average Dimensions.
Chapter 7 Orientation
Parallelism; Parallelism of a Tangent Plane; Perpendicularity; Angularity; Angularity of a Tangent Plane; Angularity as a Refinement of Position; Shifting vs. Growing Tolerance Zones.
Chapter 8 Profile
Profile of a Surface; New Symbol for Unequal or Unilateral Profile Tolerancing; Profile of a Line; The Power and Versatility of Profile (Mating Parts); Tolerancing Mating Part Profiles; Composite Profile; Composite vs. Two Single Segment Profile Controls; Profiling Patterns of Features Using 3 Levels of Profile Tolerances; Coplanarity; Continuous Feature of Size Symbol; Dimension Origin Symbol; Locating Offset Surface with Profile of a Surface; Conicity.
Chapter 9 Runout
Circular Runout; Total Runout; Comparison of Perpendicularity and Total Runout on a Planar Surface.
Chapter 10 Concentricity and Symmetry
Concentricity; Comparison of Coaxiality Controls; Symmetry.
Chapter 11 Datums
How They are Selected and What They Mean; Specifying Degrees of Freedom; Datum Feature Simulation; Designating Degrees of Freedom on the Part Drawing; Establishing a Valid Datum Plane; Effects of Differing Datum Precedence on Part Acceptance; Curved Surface as a Datum Feature; Conical Datum Features; Datum Feature Pattern Referenced Regardless of Material Boundary; Inclined Datum Feature; Constant Cross Sections and Complex Datum Features; Specifying Degrees of Freedom in the Feature Control Frame; Multiple Datum Reference Frame Identification; Correct Material Boundary Size Specified Next to the Datum Feature; Correct Material Boundary Calculations; Using the Translation Modifier; Basic or BSC Spelled Out in a Feature Control Frame; Planar Datum Feature Simulated at Regardless of Material Boundary (RMB); Planar Datum Feature Simulated at Maximum Material Boundary (MMB); Offset Datum Features of Size Simulated at RMB and MMB; Profiled Datum Features Simulated at RMB and MMB; Irregular Datum Features of Size.
Chapter 12 Centerplane Datums
An Overview; Centerplane Datums on Mating Parts in a Fixed Fastener Assembly.
Chapter 13 Position with Fixed Fastener Assemblies and Projected Tolerance Zones
Tolerancing Mating Parts in a Fixed Fastener Assembly; Projected Tolerance Zones and How they are Measured; Datum Feature Shift/Pattern Shift; Alternate Method Using Chain Lines to Show Projected Tolerance Zones; Calculating Clearance Hole Sizes Needed Without Projected Tolerance Zones.
Chapter 14 Tolerancing Mating Parts in a Floating Fastener Assembly
Floating Fastener Assembly Condition (Radial Hole Patterns); Assigning Datum Features to Mating Parts with Radial Hole Patterns; Calculating Position Tolerance; Two Single Segment Position Tolerancing; Calculating Minimum Wall Thicknesses; Accumulative Datum Shift on Mating Parts in an Assembly; Tolerance Zones and Their Movement with Two Single Segment Position.
Chapter 15 Direct vs. Indirect Relationships
Overview; Tolerancing Mating Parts Holding Function Directly and Indirectly; Switching Datums in Mid Stream; Unique Effects of Utilizing the LMC and LMB Concepts; Wall Thickness Calculations.
Chapter 16 Datum Targets
Flexible Parts, Datum Targets and Partial Datum Features; Sheet Metal Panels and GD&T Sheets; Equalizing Datums; Moveable Targets, Finding the Datum Planes and Fixturing; Datum Target Symbols for Spherical Diameters; Centerplane Datums; Spherical Tolerance Zones.
Chapter 17 Datum Feature Scheme Choices
Datum Feature Patterns and Profile; Simultaneous Requirements; Compound Datum Features of Size; Secondary and Tertiary Datum Features of Size; Finished Machining Requirements for a Cast Part.
Chapter 18 Flexible Parts
Flexible Parts and Inspecting Them in the Way They Work; Temporary Datum Features; Common Misconceptions 355; Free State Variation in Sheet Metal Parts; Specifying Restrained State Inspection; Fixturing Sheet Metal Parts; Profile ALL OVER Controls and What They Mean.
Chapter 19 Position Boundary Concept
Position Boundary; Elongated Holes; Functional Gages and Virtual Condition Boundaries; Tolerancing Hoses, Pipes and Tubing with Positional Boundary; Tolerancing Oddly Configured Features with Positional Boundary; Oddly Configured Datum Features and How to Represent them in Gages; Tolerance Zones vs. Boundary Concept Explanation; Rectangular Tolerance Zones for Round Holes; Bi directional Position Tolerancing, Polar Coordinate Method.
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