ISO 4937:2024

International Standard   Current Edition · Approved on 02 December 2024

Steel and iron — Determination of chromium content — Potentiometric or visual titration method

ISO 4937:2024 Files

English 15 Pages
Current Edition
46.03 BHD

ISO 4937:2024 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.

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