Introduction to Geometric Dimensioning & Tolerancing (GD&T)

Continual Improvement

Quality Engineering

Course Description

Introduces Geometric Dimensioning & Tolerancing (GD&T). GD&T provides a set of standardized symbols to describe parts and relationships between features that are important for functionality. An understanding of GD&T is important in interpreting blueprints for design, production, and measurement.

Course Objectives

• The GD&T Process
  • What is GD&T
  • When to use GD&T
  • Commonly used GD&T terms and symbols
• How the Geometric System Works
• Form and Profile Tolerances
• Orientation, Location and Runout Tolerances
• General Rules of GD&T
• Limit Tolerancing vs. Geometric Tolerancing

Course Outline

Who Should Attend:

• Personnel who have responsibilities in measurements of products
• Anyone involved in CNC programming
• Engineers and Technicians who have responsibilities in design, production or Quality
• Supervisors of operations that apply GD&T