Geometrical product specifications (GPS). Inspection by measurement of workpieces and measuring equipment. Part 3: Guidelines for achieving agreements on measurement uncertainty statements (ISO 14253-3:2011)
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ISO 14253-3:2011 provides guidelines and defines procedures for assisting the customer and supplier to reach amicable agreements on disputed measurement uncertainty statements regulated in accordance with ISO 14253-1, and so avoid costly and time-consuming disputes.
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Sisällysluettelo
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Reaching an agreement on a stated expanded uncertainty
4.1 Early agreement on the stated measurement uncertainty
4.2 Possibilities for solving disagreements over a stated measurement uncertainty
5 Sequential procedure for evaluating and reaching agreement on an uncertainty statement
5.1 General
5.2 Agreement on measuring task — Measurand (specification operator)
5.3 Agreement on acceptability of actual verification operator (ISO 14253-2:2011, 9.2 and 9.3)
5.4 Agreement on assumptions (box 7 of Figure 2)
5.5 Agreement on uncertainty modelling (box 8 of Figure 2)
5.6 Agreement on list of uncertainty contributors/components (box 9 of Figure 2)
5.7 Agreement on possible corrections
5.8 Agreement on magnitude of uncertainty contributors (box 9 of Figure 2)
5.9 Agreement on correlation between contributors (box 10a of Figure 2)
5.10 Agreement on summation rules (ISO 14253-2:2011, 8.6, 8.7 and 9.3.8)
5.11 Agreement on k value — Resulting distribution — Level of confidence (ISO 14253-2:2011, 8.7 and 8.8)
5.12 Agreement on expanded uncertainty, U
Annex A Relation to the GPS matrix model (informative)
ISO 14253-1:1998 Geometrical Product Specifications (GPS) -- Inspection by measurement of workpieces and measuring equipment -- Part 1: Decision rules for proving conformance or non-conformance with specifications
ISO 14253-2:2011 Geometrical product specifications (GPS) -- Inspection by measurement of workpieces and measuring equipment -- Part 2: Guidance for the estimation of uncertainty in GPS measurement, in calibration of measuring equipment and in product verification
ISO 14978:2006 Geometrical product specifications (GPS) -- General concepts and requirements for GPS measuring equipment
ISO 14253-1:1998 Geometrical Product Specifications (GPS) -- Inspection by measurement of workpieces and measuring equipment -- Part 1: Decision rules for proving conformance or non-conformance with specifications
ISO 14253-2:2011 Geometrical product specifications (GPS) -- Inspection by measurement of workpieces and measuring equipment -- Part 2: Guidance for the estimation of uncertainty in GPS measurement, in calibration of measuring equipment and in product verification
ISO 14978:2006 Geometrical product specifications (GPS) -- General concepts and requirements for GPS measuring equipment
ISO 17450-1:2011 Geometrical product specifications (GPS) -- General concepts -- Part 1: Model for geometrical specification and verification
ISO 17450-2:2012 Geometrical product specifications (GPS) -- General concepts -- Part 2: Basic tenets, specifications, operators, uncertainties and ambiguities
ISO/IEC Guide 98-3:2008 Uncertainty of measurement -- Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
ISO/IEC Guide 99:2007 International vocabulary of metrology -- Basic and general concepts and associated terms (VIM)