ISO 8015:2011(E)
© ISO 2011 – All rights reserved iii
Contents Page
Foreword ............................................................................................................................................................iv
Introduction.........................................................................................................................................................v
1 Scope ......................................................................................................................................................1
2 Normative references............................................................................................................................1
3 Terms and definitions ...........................................................................................................................1
4 Fundamental assumptions for the reading of specifications on drawings.....................................2
4.1 General ...................................................................................................................................................2
4.2 Functional limits ....................................................................................................................................2
4.3 Tolerance limits .....................................................................................................................................2
4.4 Workpiece functional level ...................................................................................................................2
5 Fundamental principles ........................................................................................................................2
5.1 Invocation principle...............................................................................................................................2
5.2 Principle of GPS standard hierarchy...................................................................................................3
5.3 Definitive drawing principle .................................................................................................................3
5.4 Feature principle....................................................................................................................................4
5.5 Independency principle ........................................................................................................................4
5.6 Decimal principle...................................................................................................................................4
5.7 Default principle ....................................................................................................................................4
5.8 Reference condition principle..............................................................................................................5
5.9 Rigid workpiece principle .....................................................................................................................5
5.10 Duality principle.....................................................................................................................................5
5.11 Functional control principle .................................................................................................................5
5.12 General specification principle ............................................................................................................6
5.13 Responsibility principle ........................................................................................................................6
6 Rules for indication of default specification operators.....................................................................6
6.1 General ...................................................................................................................................................6
6.2 General ISO default GPS specification ...............................................................................................6
6.3 Altered default GPS specification........................................................................................................7
7 Rules for indication of special specification operators ....................................................................8
7.1 General ...................................................................................................................................................8
7.2 Added complementary information (requirements) to the ISO basic specification.......................8
8 Rules for statements in parentheses ..................................................................................................8
Annex A (informative) Relation to the GPS matrix model...............................................................................9
Bibliography......................................................................................................................................................10
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