ENV 10247 : 1998 COR 2000
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
MICROGRAPHIC EXAMINATION OF THE NONMETALLIC INCLUSION CONTENT OF STEEL USING STANDARD PICTURES
04-01-2007
01-12-2013
National Foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Principles
4 Definitions
5 Symbols and designations
6 Sampling
7 Test method
8 Types of assessment
9 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 graticule
Annex G (normative) Manufacturing of Eyepiece graticule
Annex H (normative) Calculation basis for the pictures of
the chart
Annex K (normative) Rules for classification
Annex L (informative) Comparison of inclusion types in
different standards
Annex M (informative) Worst inclusion assessment
Annex N (informative) Worst field assessment
Annex P (informative) Average field assessment
Annex Q (normative) Calculation basis for the assessment
Annex R (normative) Determination of precision and scanning
parameters for average field assessment
Annex S (informative) Edge Error correction
Annex T (normative) Calculation of average values of
parameters for one class
Annex U (normative) Average values of parameters
Annex V (informative) Comments of the working group
Annex W (informative) Bibliography
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