EN 24491-4:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)
01-05-2013
07-04-1993
Cooperating organizations
National foreword
Foreword
Introduction
Method
1 Scope
2 Normative reference
3 Principle
4 Apparatus and materials
5 Test portion
6 Procedure
7 Expression of results
8 Test report
Annexes
A (normative) Examples of conditions of extraction for
selected metal powders
ZA (normative) Normative references to international
publications with their relevant European
publications
Table
1 Reduction temperatures and times
Figure
1 Diagram of suitable test arrangement
National annexes
NA (informative) Committees responsible
NB (informative) Cross-reference
The test method is applicable to all powders of metals, alloys, carbides and mixtures thereof which are non-volatile under the test conditions. The sample may be in powder or compact form. The test is not applicable if the powder contains a lubricant or binder. This part of ISO 4491 shall be read in conjunction with ISO 4491-1.
| Committee |
CEN/BT
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| SNV NF EN 24491-4 : 1993 | Identical |
| NEN ISO 4491-4 : 1993 | Identical |
| UNE-EN 24491-4:2006 | Identical |
| BS EN 24491-4:1993 | Identical |
| I.S. EN 24491-4:1994 | Identical |
| DIN ISO 4491-4:1990-06 | Identical |
| SN EN 24491-4 : 1993 | Identical |
| NF EN 24491-4 : 1993 | Identical |
| UNI EN 24491-4 : 1993 | Identical |
| NBN EN 24491-4 : 1993 | Identical |
| PN EN 24491-4 : 2000 | Identical |
| ISO 4491-4:2013 | Identical |
| DIN ISO 4491-4:1990-06 | Corresponds |
| UNE-EN 24491-4:1993 | Identical |
| ISO 4491:1978 | Metallic powders Determination of loss of mass on hydrogen reduction (hydrogen loss) |
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