ISO/FDIS 4937

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

General information

Current stage: 50.20 Effective date: Sep 5, 2024

Originator: ISO

Owner: ISO/TC 17/SC 1

Type: International Standard

ICS: 77.080.01

Languages: English

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Status: Draft

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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

Revises
ISO 4937:1986

NOW

IN_DEVELOPMENT
ISO/FDIS 4937
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Sep 5, 2024

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