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Norm

ÖNORM EN ISO 4491-4

Issue date: 2019 11 15

Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019)

This document specifies a method for the determination of the total oxygen content of metallic powders by reduction-extraction at high temperature. By agreement, this me...
Valid
Publisher:
Austrian Standards International
Format:
Digital | 12 Pages
Language:
German | English | Download GER/ENG
Optionally co-design standards:
This document specifies a method for the determination of the total oxygen content of metallic powders by reduction-extraction at high temperature. By agreement, this method is also applicable to the determination of the total oxygen content of sintered metal materials. The method is applicable to all powders of metals, alloys, carbides, and mixtures thereof which are non-volatile under the test conditions. The sample can be in powder or compact form. The analysis is carried out on the powder as supplied, but the method is not applicable if the powder contains a lubricant or binder. If such substances are present, the method may be used only if they can first be completely removed by a method not affecting the oxygen content of the powder. This document is to be read in conjunction with ISO 4491-1.
ÖNORM EN ISO 4491-4
2019 11 15
Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by re...
Norm
ÖNORM EN ISO 4491-4
2013 11 01
Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by re...
Norm
ÖNORM EN 24491-4
1994 05 01
Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by re...
Norm
Norm
ISO 4491-4:2019
Issue date : 2019 04 01
Metallic powders — Determination of oxygen content by reduction methods — Part 4: Total oxygen by reduction-extraction
Norm
ISO 4491-1:1989
Issue date : 1989 09 28
Metallic powders — Determination of oxygen content by reduction methods — Part 1: General guidelines