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ASME Y14.45 - 2021 Measurement Data Reporting, 2021
- CONTENTS
- FOREWORD
- ASME Y14 ROSTER
- CORRESPONDENCE WITH THE Y14 COMMITTEE
- Section 1 General [Go to Page]
- 1.1 SCOPE
- 1.2 STRUCTURE OF THE STANDARD
- 1.3 ASME Y14 SERIES CONVENTIONS [Go to Page]
- 1.3.1 Mandatory, Recommended, Guidance, and Optional Words
- 1.3.2 Cross-Reference of Standards
- 1.3.3 Invocation of Referenced Standards
- 1.3.4 Parentheses Following a Definition
- 1.3.5 Notes
- 1.3.6 Acronyms and Abbreviations
- 1.3.7 Units
- 1.3.8 Figures
- 1.3.9 Precedence of Standards
- 1.4 REFERENCE TO THIS STANDARD
- 1.5 DIMENSIONING AND TOLERANCING
- 1.6 SPECIFICATIONS NOT ADDRESSED BY THIS STANDARD
- Section 2 References [Go to Page]
- 2.1 INTRODUCTION
- 2.2 REFERENCES
- Section 3 Definitions [Go to Page]
- 3.1 ACTUAL LOCAL SIZE
- 3.2 ACTUAL MATING ENVELOPE (AME)
- 3.3 ACTUAL MINIMUM MATERIAL ENVELOPE
- 3.4 ACTUAL VALUE
- 3.5 ADDITIONAL TOLERANCE
- 3.6 CHARACTERISTIC IDENTIFIER
- 3.7 CONTROLLED FEATURE COMPONENT
- 3.8 FITTING
- 3.9 LEAST MATERIAL CONDITION (LMC)
- 3.10 LOCATION COMPONENTS
- 3.11 LOCATION-CONSTRAINED MEASURED MATING ENVELOPE
- 3.12 LOCATION-CONSTRAINED MEASURED MINIMUM MATERIAL ENVELOPE
- 3.13 MAXIMUM MATERIAL CONDITION (MMC)
- 3.14 MEASURED DERIVED MEDIAN LINE
- 3.15 MEASURED DERIVED MEDIAN PLANE
- 3.16 MEASURED FEATURE AXIS
- 3.17 MEASURED FEATURE CENTER PLANE
- 3.18 MEASURED FEATURE CENTER POINT
- 3.19 MEASURED LOCAL CROSS SECTION SIZE
- 3.20 MEASURED LOCAL LINE SEGMENT SIZE
- 3.21 MEASURED LOCAL SIZE
- 3.22 MEASURED MINIMUM MATERIAL LOCAL CROSS SECTION SIZE
- 3.23 MEASURED MINIMUM MATERIAL LOCAL LINE SEGMENT SIZE
- 3.24 MEASURED SURFACE
- 3.25 MEASURED VALUE
- 3.26 MEASURED ZONE
- 3.27 OPTIMIZATION
- 3.28 ORIENTATION-CONSTRAINED MEASURED MATING ENVELOPE
- 3.29 ORIENTATION-CONSTRAINED MEASURED MINIMUM MATERIAL ENVELOPE
- 3.30 REGARDLESS OF FEATURE SIZE (RFS)
- 3.31 REPORTED VALUE
- 3.32 REPORTING COORDINATE SYSTEM
- 3.33 RESOLVED GEOMETRY
- 3.34 RESOLVED GEOMETRY METHOD
- 3.35 SURFACE DEVIATION
- 3.36 SURFACE METHOD
- 3.37 UNRELATED MEASURED MATING ENVELOPE
- 3.38 UNRELATED MEASURED MATING ENVELOPE SIZE
- 3.39 UNRELATED MEASURED MINIMUM MATERIAL ENVELOPE
- 3.40 UNRELATED MEASURED MINIMUM MATERIAL ENVELOPE SIZE
- 3.41 VIRTUAL CONDITION (VC)
- Section 4 Measurement Data for Dimensioning and Tolerancing [Go to Page]
- 4.1 GENERAL
- 4.2 UNCERTAINTY OF REPORTED MEASUREMENT DATA AND ASSOCIATED TERMINOLOGY
- 4.3 SIGNIFICANT DIGITS FOR REPORTED MEASUREMENT DATA
- 4.4 CHARACTERISTIC IDENTIFIER
- 4.5 MEASUREMENT DATA REPORTING METHODS [Go to Page]
- 4.5.1 Method A
- 4.5.2 Method B
- 4.5.3 Method C
- 4.6 DEVIATIONS FROM THE REQUIREMENTS OF THIS STANDARD
- 4.7 ASME Y14.45 DATA REPORT FORMAT
- 4.8 ACRONYMS AND ABBREVIATIONS FOR CHARACTERISTIC TYPE
- Section 5 Measurement Data Reporting for Size Tolerances [Go to Page]
- 5.1 GENERAL
- 5.2 METHOD B DATA FOR SIZE TOLERANCES
- 5.3 WHERE PERFECT FORM AT MMC APPLIES [Go to Page]
- 5.3.1 Unrelated Measured Mating Envelope Size
- 5.3.2 Measured Local Size
- 5.4 WHERE PERFECT FORM AT LMC APPLIES [Go to Page]
- 5.4.1 Unrelated Measured Minimum Material Envelope Size
- 5.4.2 Measured Local Size
- 5.5 SIZE WHEN PERFECT FORM IS NOT REQUIRED AT EITHER MMC OR LMC
- Section 6 Measurement Data Reporting for Form Tolerances [Go to Page]
- 6.1 GENERAL
- 6.2 METHOD B DATA FOR STRAIGHTNESS TOLERANCES [Go to Page]
- 6.2.1 Straightness of Line Elements
- 6.2.2 Straightness of a Derived Median Line at RFS
- 6.2.3 Straightness of a Derived Median Line at MMC or LMC
- 6.2.4 Straightness of a Derived Median Line at MMC, Resolved Geometry Method
- 6.2.5 Straightness of a Derived Median Line at MMC, Surface Method
- 6.2.6 Straightness of a Derived Median Line at LMC, Resolved Geometry Method
- 6.2.7 Straightness of Derived Median Line at LMC, Surface Method
- 6.3 METHOD B DATA FOR FLATNESS TOLERANCES [Go to Page]
- 6.3.1 Flatness of a Surface
- 6.3.2 Flatness of a Derived Median Plane at RFS
- 6.3.3 Flatness of a Derived Median Plane at MMC or LMC
- 6.3.4 Flatness of a Derived Median Plane at MMC, Resolved Geometry Method
- 6.3.5 Flatness of a Derived Median Plane at MMC, Surface Method
- 6.3.6 Flatness of a Derived Median Plane at LMC, Resolved Geometry Method
- 6.3.7 Flatness of a Derived Median Plane at LMC, Surface Method
- 6.4 METHOD B DATA FOR CIRCULARITY TOLERANCES
- 6.5 METHOD B DATA FOR CYLINDRICITY TOLERANCES
- Section 7 Measurement Data Reporting for Orientation Tolerances [Go to Page]
- 7.1 GENERAL
- 7.2 METHOD B DATA FOR ORIENTATION TOLERANCES [Go to Page]
- 7.2.1 Orientation of a Planar Surface
- 7.2.2 Orientation of a Planar Surface With a Tangent Plane Modifier
- 7.2.3 Orientation of Linear Surface Elements
- 7.2.4 Orientation of a Feature of Size
- Section 8 Measurement Data Reporting for Position Tolerances [Go to Page]
- 8.1 GENERAL
- 8.2 METHOD C LOCATION COMPONENTS FOR POSITION
- 8.3 METHOD B DATA FOR POSITION TOLERANCES [Go to Page]
- 8.3.1 Position at RFS
- 8.3.2 Position Tolerances at MMC or LMC
- Section 9 Measurement Data Reporting for Profile Tolerances [Go to Page]
- 9.1 GENERAL
- 9.2 PROFILE OF A LINE DATA [Go to Page]
- 9.2.1 Method B Data for Profile of a Line Tolerances
- 9.2.2 Method C Surface Deviations for Profile of a Line Tolerances
- 9.3 PROFILE OF A SURFACE DATA [Go to Page]
- 9.3.1 Method B Data for Profile of a Surface Tolerances
- 9.3.2 Method C Surface Deviations for Profile of a Surface
- 9.4 PROFILE OF A LINE OR PROFILE OF A SURFACE DATA WHEN THE DYNAMIC TOLERANCE ZONE MODIFIER IS SPECIFIED
- Section 10 Measurement Data Reporting for Runout Tolerances [Go to Page]
- 10.1 GENERAL
- 10.2 CIRCULAR RUNOUT
- 10.3 TOTAL RUNOUT
- Section 11 Measurement Data Reporting for Patterns of Features [Go to Page]
- 11.1 GENERAL
- 11.2 PATTERNS OF FEATURES
- 11.3 REDUCED REPORTING OF METHOD B DATA FOR PATTERNS OF FEATURES
- 11.4 DATUM REFERENCE FRAME SHIFT AND SIMULTANEOUS REQUIREMENTS
- 11.5 LOWER SEGMENTS OF A COMPOSITE FEATURE CONTROL FRAME
- Section 12 Measurement Data Reporting for Features That Are Not Orthogonal to the Datum Reference Frame [Go to Page]
- 12.1 GENERAL
- 12.2 DATA REPORTING USING REPORTING COORDINATE SYSTEMS FOR FEATURES NOT ORTHOGONAL TO THE DATUM REFERENCE FRAME
- Figures [Go to Page]
- Figure 4-1 ASME Y14.45 Data Report Format
- Figure 5-1 Size When Perfect Form at MMC Applies
- Figure 5-2 Example Measurement Data Report for Figure 5-1
- Figure 5-3 Size When Perfect Form at LMC Applies
- Figure 5-4 Example Measurement Data Report for Figure 5-3
- Figure 5-5 Size Where Perfect Form Is Not Required at Either MMC or LMC
- Figure 5-6 Example Measurement Data Report for Figure 5-5
- Figure 6-1 Straightness of Line Elements
- Figure 6-2 Example Data Report for Figure 6-1
- Figure 6-3 Straightness of a Derived Median Line at RFS
- Figure 6-4 Example Data Report for Figure 6-3
- Figure 6-5 Straightness of a Derived Median Line at MMC, Resolved Geometry Method
- Figure 6-6 Example Data Report for Figure 6-5
- Figure 6-7 Straightness of a Derived Median Line at MMC, Surface Method
- Figure 6-8 Example Data Report for Figure 6-7
- Figure 6-9 Straightness of a Derived Median Line at LMC, Resolved Geometry Method
- Figure 6-10 Example Data Report for Figure 6-9
- Figure 6-11 Straightness of a Derived Median Line at LMC, Surface Method
- Figure 6-12 Example Data Report for Figure 6-11
- Figure 6-13 Flatness of a Surface
- Figure 6-14 Example Data Report for Figure 6-13
- Figure 6-15 Flatness of a Derived Median Plane at RFS
- Figure 6-16 Example Data Report for Figure 6-15
- Figure 6-17 Flatness at MMC, Resolved Geometry Method
- Figure 6-18 Example Data Report for Figure 6-17
- Figure 6-19 Flatness of a Derived Median Plane at MMC, Surface Method
- Figure 6-20 Example Data Report for Figure 6-19
- Figure 6-21 Flatness of a Derived Median Plane at LMC, Resolved Geometry Method
- Figure 6-22 Example Data Report for Figure 6-21
- Figure 6-23 Flatness at LMC, Surface Method
- Figure 6-24 Example Data Report for Figure 6-23
- Figure 6-25 Circularity
- Figure 6-26 Example Data Report for Figure 6-25
- Figure 6-27 Cylindricity
- Figure 6-28 Example Data Report for Figure 6-27
- Figure 7-1 Perpendicularity for a Planar Surface
- Figure 7-2 Example Data Report for Figure 7-1
- Figure 7-3 Perpendicularity With a Tangent Plane Modifier for a Planar Surface
- Figure 7-4 Example Data Report for Figure 7-3
- Figure 7-5 Perpendicularity of Linear Surface Elements
- Figure 7-6 Example Data Report for Figure 7-5
- Figure 7-7 Angularity of the Axis of a Hole at RFS
- Figure 7-8 Example Data Report for Figure 7-7
- Figure 7-9 Perpendicularity at MMC Applied to the Axis of a Hole, Resolved Geometry Method
- Figure 7-10 Example Data Report for Figure 7-9
- Figure 7-11 Perpendicularity at MMC Applied to the Axis of a Hole, Surface Method
- Figure 7-12 Example Data Report for Figure 7-11
- Figure 7-13 Perpendicularity at LMC Applied to the Axis of a Hole, Resolved Geometry Method
- Figure 7-14 Example Data Report for Figure 7-13
- Figure 7-15 Perpendicularity at LMC Applied to the Axis of a Hole, Surface Method
- Figure 7-16 Example Data Report for Figure 7-15
- Figure 8-1 Position at RFS Defining a Cylindrical Tolerance Zone
- Figure 8-2 Example Data Report for Figure 8-1
- Figure 8-3 Position at RFS Defining a Two-Parallel-Plane Tolerance Zone
- Figure 8-4 Example Data Report for Figure 8-3
- Figure 8-5 Position at RFS Defining a Spherical Tolerance Zone
- Figure 8-6 Example Data Report for Figure 8-5
- Figure 8-7 Bidirectional Position at RFS Applied to the Axis of Cylindrical Features
- Figure 8-8 Example Data Report for Figure 8-7
- Figure 8-9 Polar Coordinate Position at RFS Applied to the Axis of a Cylindrical Feature
- Figure 8-10 Example Data Report for Figure 8-9
- Figure 8-11 Position at MMC Applied to the Axis of a Cylindrical Feature, Resolved Geometry Method
- Figure 8-12 Example Data Report for Figure 8-11
- Figure 8-13 Position at MMC Applied to the Axis of a Cylinder, Surface Method
- Figure 8-14 Example Data Report for Figure 8-13
- Figure 8-15 Position at LMC Applied to the Axis of a Cylinder, Resolved Geometry Method
- Figure 8-16 Example Data Report for Figure 8-15
- Figure 8-17 Position at LMC Applied to the Axis of a Cylinder, Surface Method
- Figure 8-18 Example Data Report for Figure 8-17
- Figure 9-1 Profile of a Surface, Equal Bilateral Tolerance Zone
- Figure 9-2 Example Data Report for Figure 9-1
- Figure 9-3 Profile of a Surface, Unequal Tolerance Zone
- Figure 9-4 Example Data Report for Figure 9-3
- Figure 9-5 Dynamic Profile
- Figure 9-6 Example Data Report for Figure 9-5
- Figure 10-1 Circular Runout
- Figure 10-2 Example Data Report for Figure 10-1
- Figure 10-3 Total Runout
- Figure 10-4 Example Data Report for Figure 10-3
- Figure 11-1 Position at MMC Applied to the Axes of a Pattern of Two Coaxial Cylindrical Features, Surface Method
- Figure 11-2 Example Data Report for Figure 11-1
- Figure 11-3 Position at MMC Applied to the Axis of Two Parallel Holes With a Partially Constrained Datum Reference Frame, Resolved Geometry Method
- Figure 11-4 Example Data Report for Figure 11-3
- Figure 11-5 Position at MMC and Datum Reference Frame Shift, Resolved Geometry Method
- Figure 11-6 Example Data Report for Figure 11-5
- Figure 11-7 Example of Profile of a Surface Applied to a Pattern
- Figure 11-8 Example Data Report for Figure 11-7
- Figure 11-9 Profile of a Surface for Coplanar Surfaces
- Figure 11-10 Example Data Report for Figure 11-9
- Figure 11-11 Composite Position at MMC Applied to the Axes of Patterns of Cylindrical Features, Resolved Geometry Method
- Figure 11-12 Example Data Report for Figure 11-11
- Figure 11-13 Composite Profile Applied to a Pattern of Features
- Figure 11-14 Example Data Report for Figure 11-13
- Figure 12-1 Using Reporting Coordinate Systems for Features Not Orthogonal to the Datum Reference Frame
- Figure 12-2 Example Data Report for Figure 12-1
- Figure I-1 Examples Showing the Impracticality of Numbering Basic Dimensions
- MANDATORY APPENDIX I REASONS CHARACTERISTIC IDENTIFIERS SHALL NOT BE APPLIED TO BASIC DIMENSIONS [Go to Page]
- I-1 CHARACTERISTIC IDENTIFIERS SHALL NOT BE APPLIED TO BASIC DIMENSIONS
- NONMANDATORY APPENDIX A EXAMPLES OF METHOD C DATA [Go to Page]
- A-1 METHOD C DATA EXAMPLES [Go to Page]
