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ISO 4947:2020

Steel and cast iron — Determination of vanadium content — Potentiometric titration method ISO 4947:2020

Publication date:   Jun 24, 2020

General information

90.93   Standard confirmed   Sep 23, 2025

ISO

ISO/TC 17/SC 1 Methods of determination of chemical composition

International Standard

77.080.01   Ferrous metals in general

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Published

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Scope

This document specifies a potentiometric titration method for the determination of vanadium in steel and cast iron.
The method is applicable to vanadium contents between 0,04 % (mass fraction) and 2 % (mass fraction).

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4947:1986

NOW

PUBLISHED
ISO 4947:2020
90.93 Standard confirmed
Sep 23, 2025




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