ISO 4491-3:2025

Metallic powders — Determination of oxygen content by reduction methods — Part 3: Hydrogen-reducible oxygen

Publication date: 17 sht 2025

General information

Current stage: 60.60 Effective date: 17 sht 2025

Originator: ISO

Owner: ISO/TC 119/SC 2

Type: International Standard

ICS: 77.160

Gjuha: anglisht frëngjisht

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Statusi: Publikuar

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Scope

This document specifies a method for the determination of the hydrogen-reducible oxygen content of metallic powders containing mass percentage of 0,05 % to 3 % oxygen.
This document is applicable to unalloyed, partially alloyed or completely alloyed metal powders and also to mixtures of carbides and binder metal. This document is not applicable to powders containing lubricants or organic binders.
This document can be extended to powders containing carbon by the use of a special catalytic device. This document is intended to be used in conjunction with ISO 760 and ISO 4491-1.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4491-3:1997

NOW

PUBLISHED
ISO 4491-3:2025
60.60 Standard published
17 sht 2025

National adoptions

prSSH EN ISO 4491-3:2025

DPS

Pluhura metalike - Përcaktimi përbërjes së oksigjenit me metodën e reduktimit - Pjesa 3: Hidrogjen-oksigjen i reduktuar (ISO 4491-3:1997)

40.20 DIS ballot initiated: 12 weeks

DPS/KT 133 më tepër