ISO 4491-3:2025

International Standard   Current Edition · Approved on 17 September 2025

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

ISO 4491-3:2025 Files

English 9 Pages
Current Edition
31.11 OMR

ISO 4491-3:2025 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.

Best Sellers

GSO 150-2:2013
 
Gulf Standard
Expiration dates for food products - Part 2 : Voluntary expiration dates
OS GSO 150-2:2013
GSO 150-2:2013 
Omani Standard
Expiration dates for food products - Part 2 : Voluntary expiration dates
OS GSO 2055-1:2015
GSO 2055-1:2015 
Omani Standard
HALAL FOOD - Part 1 : General Requirements
GSO 2055-1:2015
 
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements

Recently Published

ISO 9241-171:2025
 
International Standard
Ergonomics of human-system interaction — Part 171: Software accessibility
ISO 21557:2025
 
International Standard
Mining — Mining methods — Classification and specification
ISO 8347:2025
 
International Standard
Measurement procedures associated with the chain of custody in native tropical forest management areas
ISO 37306:2025
 
International Standard
Liquid petroleum products — Determination of distillation characteristics at atmospheric pressure — Micro-distillation