prEN ISO 4937

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

Publication date:   Mar 7, 2024

General information

40.60 Close of voting   May 27, 2024

CEN

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

European Norm

77.040.30   Chemical analysis of metals

Buying

Draft

Language in which you want to receive the document.

Scope

The method is applicable to chromium contents between 0.25 % (m/m) and 35 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international co-operative tests, and Annex B represents the precision data graphically.

Life cycle

PREVIOUSLY

PUBLISHED
EN 24937:1990

PUBLISHED
EN 24937:1990/AC:1991

NOW

IN_DEVELOPMENT
prEN ISO 4937
40.60 Close of voting
May 27, 2024