statrefs home‎ > ‎Main‎ > ‎Books and Data Sets‎ > ‎

AIAG MSA Manual

 
 Author(s)  DaimlerChrysler Corporation, Ford Motor Company, General Motors Corporation
 Title  Measurement Systems Analysis (MSA)
 Edition  Third Edition
 Year  2002
 Publisher  Automotive Industry Action Group (AIAG)
 ISBN  none
 Website  www.aiag.org
 





Table of Contents


CHAPTER I - General Measurement Systems Guidelines

Section A - Introduction, Purpose, and Terminology

Quality of Measurement Data

Purpose

Terminology
  • Summary of Terms
  • True Value

Section B - The Measurement Process

Measurement Process
  • Statistical Properties of Measurement Systems
  • Sources of Variation

The Effects of Measurement System Variability
  • Effect on Decisions
  • Effect on Product Decisions
  • Effect on Process Decisons
  • New Process Acceptance
  • Process Setup / Control (Funnel Experiment)

Section C - Measurement Strategy and Planning

Complexity
Identify the Purpose of the Measurement Process
Measurement Life Cycle
Criteria for a Measurement Process Design Selection
Research Various Measurement Process Methods
Develop and Design Concepts and Proposals

Section D - Measurement Source Development

Measurement Source Development
  • Datum Coordination
  • Prerequisites and Assumptions

Gage Source Selection Process
  • Detailed Engineering Concept
  • Preventive Maintenance Considerations
  • Specifications
  • Evaluate the Quotations
  • Documentation Deliverables
  • Qualification at the Supplier
  • Shipment
  • Qualification at the Customer
  • Documentation Delivery
  • Suggested Elements for a Measurement System Development Checklist

Section E - Measurement Issues

Types of Measurement System Variation
Definitions and Potential Sources of Variation
Measurement Process Variation
Location Variation
Width Variation
Measurement System Variation
Comments

Section F - Measurement Uncertainty

General
Measurement Uncertainty and MSA
Measurement Traceability
ISO Guide to the Expression of Uncertainty in Measurement

Section G - Measurement Problem Analysis


CHAPTER II - General Concepts for Assessing Measurement Systems

Section A - Background

Section B - Selecting / Developing Test Procedures

Section C - Preparation for a Measurement System Study

Section D - Analysis of the Results -- Acceptability Criteria


CHAPTER III - Recommended Practices for Simple Measurement Systems

Section A - Example Test Procedures

Section B - Variable Measurement System Study

Guidelines
  • Guidelines for Determining Stability
  • Guidelines for Determining Bias - Independent Sample Method
  • Guidelines for Determining Bias - Control Chart Method
  • Guidelines for Determining Linearity
  • Guidelines for Repeatability and Reproducibility

Range Method

Average and Range Method
  • Average Chart
  • Range Charts
  • Run Chart
  • Scatter Plot
  • Whiskers Chart
  • Error Charts
  • Normalized Histogram
  • X-Y Plot of Averages by Size
  • Comparison X-Y Plots
  • Numerical Calculations
  • Analysis of Results - Numerical
  • Analysis of Results - ANOVA (Analysis of Variance) Method
  • Randomization and Statistical Independence

Section C - Attribute Measurement System Study

Risk Analysis Methods
Analytic Method

CHAPTER IV - Practices for Complex Measurement Systems

Section A - Practices for Complex  or Non-Replicable Measurement Systems

Section B - Stability Studies

S1:  Single Part, Single Measurement per Cycle
S2:  n >= 3 Parts, Single Measurement per Cycle per Part
S3:  Large Sample from a Stable Process
S4:  Split Specimens (General), Single Specimen per Cycle
S5:  Test Stands

Section C - Variability Studies

V1:  Standard GRR Studies
V2:  Multiple Readings with p >= 2 Instruments
V3:  Split Specimens (m = 2)
V4:  Split Specimens (General)
V5:  Same as V1 with Stabilized Parts
V6:  Time Series Analysis
V7:  Linear Analysis
V8:  Time versus Characteristic (Property) Degradation
V9:  V2 with Simultaneous Multiple Readings and p >= 3 Instruments

CHAPTER V - Other Measurement Concepts

Section A - Recognizing the Effect of Excessive Within-Part Variation

Section B - Average and Range Method -- Additional Treatment

Section C - Gage Performance Curve

Section D - Reducing Variation Through Multiple Readings

Section E - Pooled Standard Deviation Approach to GRR


APPENDICES

Appendix A - Analysis of Variance Concepts

Appendix B - Impact of GRR on the Capability Index Cp

Appendix C - d2 Table

Appendix D - Gage R Study

Appendix E - Alternate PV Calculation Using Error Correction Term

Appendix F - P.I.S.M.O.E.A. Error Model

GLOSSARY
REFERENCE LIST
SAMPLE FORMS

INDEX





SelectionFile type iconFile nameDescriptionSizeRevisionTimeUser
Comments