DIN EN 10247:2017-09

National foreword
European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Principles
6 Brief practical guide
7 Sampling
8 Test method
9 Types of assessment
10 Test report
Annex A (normative) - Type of inclusions
Annex B (normative) - Parameters and assessments to be
        used if not otherwise specified
Annex C (informative) - Examples for inclusions of
        different types
Annex D (informative) - Shape factor
Annex E (informative) - Examples for magnification
Annex F (informative) - Details of the eyepiece graticules
Annex G (normative) - Manufacturing specifications of
        the eyepiece graticule
Annex H (normative) - Calculation basis for the pictures
        of the chart
Annex I (normative) - Rules for classification
Annex J (informative) - Comparison of inclusion types in
        different standards
Annex K (informative) - Worst inclusion assessment
Annex L (informative) - Worst field assessment
Annex M (informative) - Average field assessment
Annex N (normative) - Calculation basis for the assessment
Annex O (informative) - Edge Errors correction
Annex P (normative) - Calculation of average values of
        parameters for one class
Annex Q (normative) - Average values of parameters
Bibliography

Describes a method of microscopic non-metallic endogenous inclusion assessment using picture charts.