EN ISO 4937:2024

Steel and iron - Determination of chromium content - Potentiometric or visual titration method (ISO 4937:2024) EN ISO 4937:2024

Publication date:   Sep 5, 2024

General information

60.60 Standard published   Dec 11, 2024

CEN

CEN/TC 459/SC 2 Methods of chemical analysis for iron and steel

European Norm

77.080.01   Ferrous metals in general

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Scope

This document specifies a method for the determination of chromium in steel and iron by potentiometric or visual titration.
The method is applicable to chromium contents between 0,25 % (mass fraction) and 35 % (mass fraction). If vanadium is present, the visual titration is applicable only to test portions containing less than 3 mg of vanadium.
NOTE   The visual titration can be applicable to test portion containing between 3 mg and 6 mg of vanadium.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 24937:1990

WITHDRAWN
EN 24937:1990/AC:1991

NOW

PUBLISHED
EN ISO 4937:2024
60.60 Standard published
Dec 11, 2024