Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and designations
5 Principle
6 Apparatus
6.1 Bolted joint model device
6.1.1 General
6.1.2 Bolted joint model A
6.1.3 Bolted joint model bolt B
6.2 Extension measuring device
6.2.1 Measuring device for the overall length
6.2.2 Measuring device for the strain
6.3 Heating device
6.3.1 General purpose
6.3.2 Permissible temperature deviations
6.3.3 Temperature measurement
6.3.4 Calibration of the thermocouples and temperature
measuring system
7 Shape, dimensions and preparation of bolted joint models
7.1 Shape and dimensions
7.2 Preparation
7.3 Determination of the original cross-sectional area
8 Test procedure
8.1 General
8.2 Tensioning of the bolt
8.2.1 General
8.2.2 Tensioning with bolted joint model A
8.2.3 Tensioning with bolted joint model B
8.3 Determination of the initial stress of the bolt
8.4 Heating, holding at temperature and cooling of the bolted
joint model
8.5 Determination of the residual elastic strain
8.5.1 General
8.5.2 Unloading the bolt
8.5.3 Residual elastic strain with bolted joint model A
8.5.4 Residual elastic strain with bolted joint model B
8.5.5 Determination of the residual stress
9 Accuracy of the results
9.1 Expression of the results
9.2 Uncertainty
10 Test report
Annex A (informative) Information concerning different types of
thermocouples
Annex B (informative) Information concerning methods of calibration
of thermocouples
Bibliography