I.S. EN ISO 4491-2:1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
METALLIC POWDERS - DETERMINATION OF OXYGEN CONTENT BY REDUCTION METHODS - PART 2: LOSS OF MASS ON HYDROGEN REDUCTION (HYDROGEN LOSS)
Hardcopy , PDF
27-04-2023
English
01-01-1999
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
2 Normative references
3 Reagents and materials
4 Apparatus
5 Sampling
6 Procedure
7 Calculation and expression of test results
8 Test report
Annex A (normative) Interpretation of results
Annex ZA (normative) Normative references to international
publications with their relevant
European publications
Gives a method to determine the relative loss of mass which a metallic powder undergoes when heated in a stream of pure dry hydrogen under specific conditions.
| DevelopmentNote |
Supersedes I.S. EN 24491-2. (04/2005)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ONORM EN ISO 4491-2 : 1999 | Identical |
| UNE-EN ISO 4491-2:2000 | Identical |
| SN EN ISO 4491-2 : 1999 | Identical |
| NBN EN ISO 4491-2 : 2ED 99 | Identical |
| EN ISO 4491-2:1999 | Identical |
| BS EN ISO 4491-2:1999 | Identical |
| UNI EN ISO 4491-2 : 2001 | Identical |
| ISO 4491-2:1997 | Identical |
| NS EN ISO 4491-2 : 1ED 1999 | Identical |
| NEN EN ISO 4491-2 : 1999 | Identical |
| NF EN ISO 4491-2 : 1999 | Identical |
| ISO 4491-1:1989 | Metallic powders — Determination of oxygen content by reduction methods — Part 1: General guidelines |
| EN 24491-1:1993 | Metallic powders - Determination of oxygen content by reduction methods - Part 1: General guidelines (ISO 4491-1:1989) |
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