ASME Y14.5-2009 - Dimensioning and Tolerancing

FOREWORD......Page 8
COMMITTEE ROSTER......Page 10
CORRESPONDENCE WITH THE Y14 COMMITTEE......Page 11
1.2 REFERENCES......Page 13
1.3 DEFINITIONS......Page 14
1.4 FUNDAMENTAL RULES......Page 19
1.5 UNITS OF MEASURE......Page 20
1.6 TYPES OF DIMENSIONING......Page 21
1.7 APPLICATION OF DIMENSIONS......Page 22
1.8 DIMENSIONING FEATURES......Page 25
1.9 LOCATION OF FEATURES......Page 32
2.2 DIRECT TOLERANCING METHODS......Page 36
2.3 TOLERANCE EXPRESSION......Page 37
2.6 TOLERANCE ACCUMULATION......Page 38
2.7 LIMITS OF SIZE......Page 39
2.8 APPLICABILITY OF MODIFIERS ON GEOMETRIC TOLERANCE VALUES AND DATUM FEATURE REFERENCES......Page 41
2.12 ANGULAR SURFACES......Page 43
2.14 FLAT TAPERS......Page 47
2.17 STATISTICAL TOLERANCING......Page 48
3.3 SYMBOL CONSTRUCTION......Page 50
3.4 FEATURE CONTROL FRAME SYMBOLS......Page 56
3.7 TABULATED TOLERANCES......Page 58
4.4 CONSTRAINING DEGREES OF FREEDOM OF A PART......Page 60
4.7 DATUM REFERENCE FRAME......Page 65
4.8 DATUM FEATURES......Page 69
4.9 DATUM FEATURE CONTROLS......Page 70
4.11 ESTABLISHING DATUMS......Page 71
4.12 MULTIPLE DATUM FEATURES......Page 77
4.15 FUNCTIONAL DATUM FEATURES......Page 81
4.16 ROTATIONAL CONSTRAINT ABOUT A DATUM AXIS OR POINT......Page 82
4.17 APPLICATION OF MMB, LMB, AND RMB TO IRREGULAR FEATURES OF SIZE......Page 86
4.18 DATUM FEATURE SELECTION PRACTICAL APPLICATION......Page 87
4.19 SIMULTANEOUS REQUIREMENTS......Page 88
4.21 DATUM REFERENCE FRAME IDENTIFICATION......Page 91
4.23 APPLICATION OF A CUSTOMIZED DATUM REFERENCE FRAME......Page 93
4.24 DATUM TARGETS......Page 95
5.4 FORM TOLERANCES......Page 103
5.5 APPLICATION OF FREE- STATE SYMBOL......Page 107
6.4 SPECIFYING ORIENTATION TOLERANCES......Page 111
6.6 ALTERNATIVE PRACTICE......Page 115
7.3 POSITIONAL TOLERANCING FUNDAMENTALS: I......Page 120
7.4 POSITIONAL TOLERANCING FUNDAMENTALS: II......Page 131
7.5 PATTERN LOCATION......Page 139
7.6 COAXIAL FEATURE CONTROLS......Page 160
7.7 TOLERANCING FOR SYMMETRICAL RELATIONSHIPS......Page 168
8.3 TOLERANCE ZONE BOUNDARIES......Page 170
8.4 PROFILE APPLICATIONS......Page 177
8.6 COMPOSITE PROFILE......Page 179
8.8 COMBINED CONTROLS......Page 187
9.4 TYPES OF RUNOUT TOLERANCES......Page 192
9.6 SPECIFICATION......Page 194
APPENDIX A PRINCIPAL CHANGES AND IMPROVEMENTS......Page 197
APPENDIX B FORMULAS FOR POSITIONAL TOLERANCING......Page 203
APPENDIX C FORM, PROPORTION, AND COMPARISON OF SYMBOLS......Page 206
APPENDIX D FORMER PRACTICES......Page 211
APPENDIX E DECISION DIAGRAMS FOR GEOMETRIC CONTROL......Page 212
Index......Page 219