I.S. EN 24946:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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STEEL AND CAST IRON - DETERMINATION OF COPPER CONTENT - 2,2'-DIQUINOLYL SPECTROPHOTOMETRIC METHOD (ISO 4946:1984)
Hardcopy , PDF
27-03-2016
English
01-01-1991
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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Foreword
1 Scope and field of application
2 Reference
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
8 Expression of results
9 Precision
10 Test report
Annex A - Additional information on the international
co-operative tests
Annex B - Graphical representation of precision data
Defines a 2,2'-diquinolyl spectrophotometric method for the determination of copper in steel and cast iron.
| DevelopmentNote |
COR 1991 issued on 30-09-2011. (10/2011)
|
| DocumentType |
Standard
|
| Pages |
15
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 4946:2016 | Identical |
| ISO 377:2017 | Steel and steel products — Location and preparation of samples and test pieces for mechanical testing |
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