ISO 4491-1:1989Withdrawn

Metallic powders — Determination of oxygen content by reduction methods — Part 1: General guidelines

Poudres métalliques — Dosage de l'oxygène par les méthodes de réduction — Partie 1: Directives générales

This edition has been replaced by ISO 4491-1:2023.

Abstract / scope

Gives some recommendations for the correct interpretation of the results obtained. The test methods are applicable generally to all powders of metals, alloys, carbides and mixtures thereof. The constituents of the powder shall be non-volatile and free of lubricant or organic binder. The limitations of the methods which depend upon the nature of the analysed metal are discussed in clause 4.

Life cycle

Replaced by

ISO 4491-1:2023PublishedMetallic powders — Determination of oxygen content by reduction methods — Part 1: General guidelinesInternational Standard · Published 24 Mar 2023 · ISO/TC 119/SC 2