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Geometric
Tolerancing Training | GD&T Seminar
Typical 2 Day Class
Day 1
8:30 Introduction
Course objective, outline, course material distribution and
questions
9:00 Why Geometric
dimensioning tolerancing?
How the geometric system works.
10:00 Terms and definitions
Common symbols & Terminology
Fundamental Rules (Drawing)
10:30 - 10:45
Break
10:45 Feature definition -
With Size and Without Size
Material Condition (Maximum, Least, Regard of Material
Condition)
Limit Tolerancing
Dimension Origin
12:00
Break For Lunch
1:00 Limits of Size, Rule 1
or Envelope Principle
Go- No
Go Gauges
1:45 In-class group
exercises and questions
2:30 - 2:45
Break
2:45 Datum Reference
Frame - Theory & Interpretation
Datum
Elements
View
Oriented Datum’s
4:15 Review and
Questions
Suggested reading assignment
4:30
Break for Day
4:45 - 5:30 Instructor available for questions and open
discussion
Day 2
8:30 Day 1
review and questions
9:15 Form
Tolerances
Flatness, Verification, Surface Roughness
Straightness, Line Elements Applied to a Flat Surface
Circularity, Average Diameter
Cylindricity,
10:30 - 10:45
Break
10:45 Orientation
Tolerances
Perpendicularly, Surface, One Datum Feature
Parallelism, Surface, One Datum Feature
Angularity, Surface, One, Datum Feature
11:20 Group Exercises
and review
12:00
Lunch
1:00 Profile Tolerances
Bilateral
Bilateral - Unequal
Unilateral
1:30
Position Tolerances
Overview
Cylindrical Tolerance Zone
Rectangular Tolerance Zone
Composite - One Datum Feature
2:30 - 2:45
Break
2:45 Runout
Tolerance
Circular Runout
Total Runout
3:15 Review
& Group Exercises
4:15
Completion Certificates Distribution
4:30
Break Class
4:45 - 5:30 Instructor available for questions and open
discussion
Course prices may
be obtained by completing our request for quote form.
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