BNG31803 METROLOGY AND MEASUREMENT

1. 1. FUNDAMENTALS OF METROLOGY

1.1. 1.1 Overview of Metrology and Measurement

1.2. 1.2 Classification of Metrology

1.3. 1.3 Standard Systems of Measurement

1.4. 1.4 Classification of Measurement Methods

1.5. 1.5 Classification of Measuring Instruments

1.6. 1.6 Terminology in Metrology

2. 6. COMPARATOR

2.1. 6.1 Introduction to Comparator

2.2. 6.2 Mechanical Comparator

2.3. 6.3 Optical Comparator

3. 8. SURFACE FINISH MEASUREMENT

3.1. 8.1 Introduction to Surface Texture

3.2. 8.2 Surface Finish Control

3.3. 8.3 Terminology in Surface Finish Measurement

3.4. 8.4 Surface Roughness Measuring Criteria

3.5. 8.5 Surface Roughness Measuring Equipment

4. 7. GAUGES

4.1. 7.1 Introduction to Gauges

4.2. 7.2 Type of Gauges

4.3. 7.3 Application of Gauging Devices

5. 5. MEASURING INSTRUMENTS

5.1. 5.1 Small Measuring Tools

5.2. 5.2 Computerized Measuring Equipment

5.3. 5.3 Laser Measuring Instruments

6. 2. LIMITS AND FITS

6.1. 2.1 Introduction to Limits and Fits

6.2. 2.2 System of Limits and Fits

6.3. 2.3 Tolerance

6.4. 2.4 Allowance

6.5. 2.5 Application of Limits and Fits

7. 3. GEOMETRIC DIMENSIONING AND TOLERANCING (GD&T)

7.1. 3.1 Introduction to GD&T

7.2. 3.2 Coordinate Tolerancing vs. GD&T

7.3. 3.3 GD&T Symbols and Terms

7.4. 3.4 GD&T Modifiers

7.5. 3.5 Geometric Control Structure and Assessment

7.6. 3.6 Datum

8. 4. GAUGES REPEATABILITY AND REPRODUCIBILITY (GR&R)

8.1. 4.1 Measurement System Analysis (MSA)

8.2. 4.2 Importance of GR&R

8.3. 4.3 Principle of GR&R

8.4. 4.4 Variation Study