Geometric Dimensioning and Tolerancing (GD&T) Training

The training is intended for professional development purposes. The certificate obtained does not replace MYK authorization certificates required for trainings where MYK authorization certification is mandatory.

Training Content

1. Introduction and Basic Concepts

• What is Geometric Dimensioning and Tolerancing (GD&T)?
  • Definition and history
  • Importance and application areas in industry
  • Purpose of the geometric dimensioning and tolerancing system
• Basic Concepts
  • Differences between dimensions, tolerances, and datums
  • Dimensioning and tolerancing standards (ISO, ASME, etc.)

2. GD&T Symbolism and Meanings

• Introduction to Basic GD&T Symbols
  • Position, parallelism, flatness, straightness, etc.
• Application Areas of Each Symbol
  • Which symbol serves which type of measurement and acceptance criteria?
• Traceability and Scope
  • How GD&T symbols are used in design, manufacturing, and quality processes
  • Three main elements: Dimension, tolerance, and reference

3. Types of Dimensioning and Tolerancing

• Linear Dimensioning
  • Direct measurement methods
  • Angles, lengths, and widths
• Angular Tolerances
  • Tolerances for angles and their meanings
• Location and Position Tolerances
  • Positioning and relationship between two or more components
• Slope and Surface Tolerances
  • Parallelism, straightness, and curvature

4. Detailed Examination of Main GD&T Parameters and Symbols

• Position
  • The most commonly used tolerance parameter
  • Usage for ensuring the accuracy of geometric location
• Flatness
  • Requirements for surface flatness
  • Application areas
• Parallelism
  • Requirement for two surfaces to be parallel
• Straightness
  • Measurement of straightness and deviation
• Roundness and Cylindricity
  • Roundness tolerances and their meanings
• Perpendicularity and Angularity
  • Perpendicularity and angular tolerance requirements

5. Datum Reference Systems and Coordinate Systems

• What is a Datum Reference System?
  • Usage of coordinate systems in applying geometric tolerances in design and manufacturing
  • Reference points and datums
• Definition and Use of Coordinate Systems
  • Selection of correct coordinate systems in part design
  • Integration of measurement systems during design and manufacturing stages

6. GD&T Application Methods

• Industrial Applications
  • How GD&T is used in mechanical part design
  • Examples from industries such as automotive, aerospace, and defense
• The Role of GD&T in Quality Control
  • Post-production tests and verification of tolerances
• GD&T in Computer-Aided Design (CAD) Software
  • Application of GD&T symbols in CAD environments
  • GD&T functions in software such as AutoCAD, SolidWorks, and CATIA

7. Advantages and Challenges of GD&T

• Advantages
  • Clearer design communication
  • Reduction of manufacturing and assembly errors
  • Efficiency and quality improvements
• Challenges
  • Learning curve and need for expertise
  • Misinterpretations and incompatibility of standards

8. Best Practices Related to GD&T

• Determining Tolerances at an Optimal Level
  • Avoiding unnecessary tolerances
  • Minimizing tolerance ranges
• Compatibility of Geometric Tolerances with Manufacturing
  • Ensuring consistency between manufacturing and design
  • Integration of GD&T into manufacturing processes

9. Practical Applications and Case Studies

• GD&T Application on Sample Parts
  • Part design and placement of GD&T symbols
  • Calculation of various tolerances
• Case Studies
  • Examples selected from different industries and solution methods

10. Conclusion and Evaluation

• Importance and Future of GD&T
  • The role of GD&T in industrial transformation
  • Technological developments and the future position of GD&T

Training Duration : 12 Hours