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ASME B89.1.9 Gage Blocks , 2002
- Errata
- CONTENTS
- FOREWORD
- COMMITTEE ROSTER
- CORRESPONDENCE WITH THE B89 COMMITTEE
- 0 INTRODUCTION
- 1 SCOPE
- 2 NORMATIVE REFERENCES
- 3 DEFINITIONS [Go to Page]
- 3.1 Gage Block
- 3.2 Length of a Gage Block l
- 3.3 Gage Length lg of a Gage Block
- 3.4 Deviation of the Length at any Point From Nominal Length e
- 3.5 Deviation From Flatness fd
- 3.6 Variation in Length v
- 3.7 Wringing
- 4 NOMENCLATURE OF FACES
- 5 BASIS OF MEASUREMENT, TRACEABILITY, AND REFERENCE CONDITION [Go to Page]
- 5.1 Units of Length (Meter, Inch)
- 5.2 Traceability
- 5.3 Reference Temperature and Standard Pressure
- 5.4 Reference Position of Gage Blocks
- 6 GENERAL DIMENSIONS, MATERIAL PROPERTIES, AND MARKING [Go to Page]
- 6.1 General Dimensions
- 6.2 Material Properties
- 6.3 Marking
- 7 METROLOGICAL REQUIREMENTS [Go to Page]
- 7.1 General
- 7.2 Deviation From Flatness Tolerance tf
- 7.3 Measuring Faces
- 7.4 Side Faces
- 8 CALIBRATION OF GAGE BLOCKS [Go to Page]
- 8.1 General
- 8.2 Wringing Test
- 8.3 Measurement by Interferometry
- 8.4 Measurement by Comparison
- FIGURES [Go to Page]
- 1A GAGE LENGTH lg AND ANOTHER EXAMPLE FOR LENGTH l AT ANY POINT OF A GAGE BLOCK WRUNG TO THE PLANE SURFACE OF AN AUXILIARY PLATE
- 1B REFERENCE POINTS OF SQUARE GAGE BLOCKS
- 2 DEVIATION FROM FLATNESS fd
- 3 NOMINAL LENGTH, ln ; GAGE LENGTH, lg ; VARIATION, v WITH fo and fu ; LIMIT DEVIATIONS, te , FOR LENGTH AT ANY POINT, PROCEEDING FROM THE NOMINAL LENGTH (See Para. 7.1 and Tables 4a and 4b)
- 4 NOMENCLATURE OF FACES OF GAGE BLOCKS
- 5 DIMENSIONS OF COUPLING HOLES (mm)
- 6 PERPENDICULARITY OF A SIDE FACE WITH A MEASURING FACE
- 7 MEASUREMENT OF GAGE LENGTH BY COMPARISON TAKING THE PERPENDICULAR DISTANCE FROM THE REFERENCE POINT OF A MEASURING FACE TO THE OPPOSITE FACE
- TABLES [Go to Page]
- 1a DIMENSIONS IN MILLIMETERS
- 1b DIMENSIONS IN INCHES
- 2 DIMENSIONAL STABILITY
- 3 DEVIATION FROM FLATNESS TOLERANCE tf
- 4a MAXIMUM PERMITTED DEVIATIONS OF THE LENGTH AT ANY POINT AND TOLERANCE ON VARIATION IN LENGTH FOR METRIC GAGE BLOCKS
- 4b MAXIMUM PERMITTED DEVIATIONS OF THE LENGTH AT ANY POINT AND TOLERANCE ON VARIATION IN LENGTH FOR INCH GAGE BLOCKS
- 5 PERPENDICULARITY TOLERANCE
- NONMANDATORY APPENDICES [Go to Page]
- A GRADE 00
- B DIFFERENCES BETWEEN FORMER GGG-G-15C AND THIS STANDARD
- C TESTING METHODS
- D POSSIBLE SOURCES OF MEASUREMENT UNCERTAINTY
- E THIN GAGE BLOCKS (LESS THAN 1.0 mm or 0.040 in.)
- F USE AND CARE OF GAGE BLOCKS
- G GAGE BLOCK SIZES AND SETS
- H GAGE BLOCK ACCESSORIES
- I GRAVITY AND ATMOSPHERIC EFFECTS ON GAGE BLOCKS [Go to Page]