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BSI BS EN ISO 4491-3:2025

Metallic powders. Determination of oxygen content by reduction methods -- Hydrogen-reducible oxygen
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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.
SDO BSI: British Standards Institution
Document Number ISO 4491-3
Publication Date Sept. 26, 2025
Language en - English
Page Count 18
Revision Level
Supercedes
Committee W/-
Publish Date Document Id Type View
Sept. 26, 2025 BS EN ISO 4491-3:2025 Revision
April 28, 2006 BS EN ISO 4491-3:2006 Revision
April 28, 2006 BS EN ISO 4491-3:2006 Revision