Preface |
|
ix | |
Acknowledgments |
|
xi | |
|
1 Introduction to Geometric Dimensioning and Tolerancing |
|
|
1 | (8) |
|
|
2 | (1) |
|
|
2 | (1) |
|
When Should GD&T Be Used? |
|
|
2 | (1) |
|
Advantages of GD&T Over Coordinate Dimensioning and Tolerancing |
|
|
3 | (4) |
|
The Cylindrical Tolerance Zone |
|
|
4 | (1) |
|
The Maximum Material Condition Modifier |
|
|
5 | (1) |
|
Datum Features Specified in Order of Precedence |
|
|
6 | (1) |
|
|
7 | (1) |
|
|
7 | (2) |
|
2 Dimensioning and Tolerancing Fundamentals |
|
|
9 | (8) |
|
|
9 | (1) |
|
Fundamental Drawing Rules |
|
|
9 | (1) |
|
Units of Linear Measurement |
|
|
10 | (1) |
|
Specifying Linear Dimensions |
|
|
11 | (1) |
|
Specifying Linear Tolerances |
|
|
11 | (2) |
|
Interpreting Dimensional Limits |
|
|
13 | (1) |
|
Specifying Angular Dimensions |
|
|
13 | (1) |
|
Specifying Angular Tolerances |
|
|
14 | (1) |
|
Dimensioning and Tolerancing for CAD/CAM Database Models |
|
|
14 | (1) |
|
|
15 | (1) |
|
|
15 | (2) |
|
3 Symbols, Terms, and Rules |
|
|
17 | (32) |
|
|
17 | (1) |
|
|
17 | (13) |
|
Geometric Characteristic Symbols |
|
|
17 | (1) |
|
|
18 | (2) |
|
The Feature Control Frame |
|
|
20 | (1) |
|
Reading the Feature Control Frame |
|
|
20 | (3) |
|
Other Symbols Used with Geometric Tolerancing |
|
|
23 | (7) |
|
|
30 | (6) |
|
|
36 | (3) |
|
Rule #1 Limits of Size Prescribe Variations of Form |
|
|
36 | (2) |
|
Rule #2 Applicability of Modifiers in Feature Control Frames |
|
|
38 | (1) |
|
|
39 | (1) |
|
|
39 | (1) |
|
|
40 | (6) |
|
|
46 | (3) |
|
|
49 | (20) |
|
|
49 | (1) |
|
|
49 | (1) |
|
|
50 | (1) |
|
|
50 | (2) |
|
|
52 | (1) |
|
Datum Feature Identification |
|
|
53 | (1) |
|
|
54 | (1) |
|
Cylindrical Datum Features |
|
|
54 | (1) |
|
Establishing Datum Features |
|
|
54 | (5) |
|
Plane Flat Surfaces as Datum Features |
|
|
54 | (2) |
|
Datum Features of Size at RMB |
|
|
56 | (1) |
|
Datum Features of Size at MMB |
|
|
56 | (1) |
|
Plane Flat Surfaces versus Features of Size |
|
|
56 | (1) |
|
Irregular Features of Size |
|
|
57 | (2) |
|
|
59 | (1) |
|
|
59 | (1) |
|
|
59 | (4) |
|
Datum Targets Established on a Cylindrical Part |
|
|
60 | (1) |
|
Step and Movable Datum Target Symbols |
|
|
61 | (2) |
|
|
63 | (1) |
|
|
64 | (2) |
|
|
66 | (3) |
|
|
69 | (20) |
|
|
69 | (1) |
|
|
69 | (4) |
|
|
69 | (1) |
|
Specifying Flatness Tolerance |
|
|
70 | (1) |
|
Specifying Flatness of a Median Plane |
|
|
71 | (2) |
|
|
73 | (1) |
|
|
73 | (4) |
|
|
73 | (1) |
|
Specifying Straightness of a Surface Tolerance |
|
|
73 | (2) |
|
Specifying Straightness of a Median Line |
|
|
75 | (2) |
|
|
77 | (1) |
|
|
77 | (1) |
|
Specifying Circularity Tolerance |
|
|
77 | (1) |
|
|
78 | (1) |
|
|
78 | (1) |
|
Specifying Cylindricity Tolerance |
|
|
78 | (1) |
|
|
79 | (2) |
|
|
81 | (1) |
|
|
82 | (3) |
|
|
85 | (4) |
|
|
89 | (16) |
|
|
89 | (1) |
|
|
90 | (3) |
|
|
90 | (1) |
|
Specifying Perpendicularity of a Flat Surface |
|
|
90 | (1) |
|
|
91 | (1) |
|
Specifying the Perpendicularity of an Axis to a Plane Surface |
|
|
91 | (2) |
|
|
93 | (2) |
|
|
93 | (1) |
|
Specifying Parallelism of a Plane Surface |
|
|
93 | (1) |
|
Specifying Parallelism of an Axis |
|
|
94 | (1) |
|
|
95 | (3) |
|
|
95 | (1) |
|
Specifying Angularity of a Plane Surface |
|
|
95 | (2) |
|
Specifying Angularity of an Axis |
|
|
97 | (1) |
|
|
97 | (1) |
|
|
98 | (1) |
|
|
98 | (3) |
|
|
101 | (4) |
|
|
105 | (26) |
|
|
105 | (1) |
|
|
105 | (1) |
|
The Tolerance of Position |
|
|
106 | (1) |
|
Specifying the Position Tolerance |
|
|
107 | (5) |
|
Specifying the Position Tolerance at RFS |
|
|
107 | (2) |
|
Specifying the Position Tolerance at MMC |
|
|
109 | (3) |
|
Datum Features of Size Specified with a Regardless of Material Boundary (RMB) Modifier |
|
|
112 | (1) |
|
Datum Features of Size Specified with a Maximum Material Boundary (MMB) Modifier |
|
|
112 | (6) |
|
MMB Modifier Explained in More Detail |
|
|
113 | (5) |
|
Locating Features of Size with a Least Material Condition (LMC) Modifier |
|
|
118 | (1) |
|
Calculation of Wall Thickness |
|
|
119 | (1) |
|
|
120 | (1) |
|
Zero Positional Tolerance at MMC |
|
|
121 | (3) |
|
|
124 | (1) |
|
|
125 | (2) |
|
|
127 | (4) |
|
|
131 | (34) |
|
|
131 | (1) |
|
|
131 | (3) |
|
Clearance Hole LMC Diameter |
|
|
133 | (1) |
|
Clearance Hole Location Tolerance T |
|
|
133 | (1) |
|
Clearance Hole MMC Diameter H |
|
|
134 | (1) |
|
|
134 | (4) |
|
Clearance Hole LMC Diameter |
|
|
136 | (1) |
|
Threaded Hole Location Tolerance tl |
|
|
136 | (1) |
|
Clearance Hole Location Tolerancet2 |
|
|
136 | (1) |
|
Clearance Hole MMC Diameter H |
|
|
137 | (1) |
|
Projected Tolerance Zones |
|
|
138 | (2) |
|
|
139 | (1) |
|
|
139 | (1) |
|
Multiple Patterns of Features |
|
|
140 | (2) |
|
Composite Positional Tolerancing |
|
|
142 | (5) |
|
Multiple Single-Segment Positional Tolerancing |
|
|
147 | (1) |
|
|
148 | (1) |
|
|
148 | (2) |
|
Noncircular Features at MMC |
|
|
150 | (2) |
|
Symmetrical Features at MMC |
|
|
152 | (1) |
|
|
152 | (1) |
|
|
153 | (2) |
|
|
155 | (10) |
|
|
165 | (10) |
|
|
165 | (1) |
|
|
165 | (1) |
|
Comparison Between Coaxiality Controls |
|
|
166 | (1) |
|
Specifying Coaxiality at Maximum Material Condition |
|
|
167 | (1) |
|
Composite Positional Control of Coaxial Features |
|
|
168 | (1) |
|
Coaxial Features Controlled Without Datum References |
|
|
169 | (1) |
|
Tolerancing a Plug and Socket |
|
|
170 | (1) |
|
|
170 | (1) |
|
|
171 | (1) |
|
|
171 | (4) |
|
10 Concentricity and Symmetry |
|
|
175 | (10) |
|
|
175 | (1) |
|
|
175 | (2) |
|
|
175 | (1) |
|
|
175 | (2) |
|
Applications of Concentricity |
|
|
177 | (1) |
|
|
177 | (3) |
|
|
177 | (1) |
|
|
178 | (2) |
|
|
180 | (1) |
|
|
180 | (1) |
|
|
181 | (1) |
|
|
182 | (3) |
|
|
185 | (10) |
|
|
185 | (1) |
|
|
185 | (1) |
|
|
185 | (1) |
|
|
186 | (1) |
|
Specifying Runout and Partial Runout |
|
|
186 | (1) |
|
|
187 | (1) |
|
Face and Diameter Datum Features |
|
|
188 | (1) |
|
Geometric Controls to Refine Datum Features |
|
|
188 | (1) |
|
Relationship Between Feature Surfaces |
|
|
189 | (1) |
|
|
189 | (1) |
|
|
190 | (1) |
|
|
191 | (1) |
|
|
192 | (3) |
|
|
195 | (20) |
|
|
195 | (1) |
|
|
195 | (1) |
|
Specifying Profile Tolerance |
|
|
195 | (3) |
|
Application of Datum Features |
|
|
198 | (1) |
|
A Radius Refinement with Profile |
|
|
199 | (1) |
|
Combining Profile Tolerances with Other Geometric Controls |
|
|
200 | (1) |
|
|
201 | (2) |
|
Profile of a Conical Feature |
|
|
203 | (1) |
|
Composite Profile Tolerancing |
|
|
204 | (1) |
|
Multiple Single-Segment Profile Tolerancing |
|
|
204 | (4) |
|
|
208 | (1) |
|
|
208 | (1) |
|
|
209 | (1) |
|
|
210 | (5) |
|
|
215 | (16) |
|
|
215 | (1) |
|
Advantages of Graphic Analysis |
|
|
215 | (1) |
|
Accuracy of Graphic Analysis |
|
|
216 | (1) |
|
Analysis of a Composite Geometric Tolerance |
|
|
216 | (4) |
|
Analysis of a Pattern of Features Controlled to a Datum Feature of Size |
|
|
220 | (4) |
|
|
224 | (1) |
|
|
225 | (1) |
|
|
226 | (5) |
|
14 A Strategy for Tolerancing Parts |
|
|
231 | (22) |
|
|
231 | (1) |
|
Features of Size Located to Plane Surface Features |
|
|
231 | (6) |
|
Features of Size Located to Features of Size |
|
|
237 | (4) |
|
A Pattern of Features Located to a Second Pattern of Features |
|
|
241 | (4) |
|
|
245 | (1) |
|
|
246 | (3) |
|
|
249 | (4) |
Appendix |
|
253 | (6) |
Index |
|
259 | |