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ISO 4496:2017

Metallic powders — Determination of acid-insoluble content in iron, copper, tin and bronze powders ISO 4496:2017

Publication date:   Jul 12, 2017

General information

90.93 Standard confirmed   Jan 12, 2023

ISO

ISO/TC 119/SC 2 Sampling and testing methods for powders (including powders for hardmetals)

International Standard

77.160   Powder metallurgy

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Scope

ISO 4496:2017 specifies methods for determining, in iron, copper, tin and bronze powders, the approximate content of non-metallic materials which are insoluble in the ordinary mineral acids.
The insoluble matter referred to is generally considered to be acid-insoluble silica and silicates, carbides, alumina, clays or other refractory oxides which are either present in the raw material from which the powders are manufactured or introduced during the manufacturing process.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4496:1978

NOW

PUBLISHED
ISO 4496:2017
90.93 Standard confirmed
Jan 12, 2023