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ISO 9647:2020

Steel — Determination of vanadium content — Flame atomic absorption spectrometric method (FAAS) ISO 9647:2020

Publication date:   Feb 7, 2020

General information

90.93   Standard confirmed   Aug 29, 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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Scope

This document specifies a flame atomic absorption spectrometric method (FAAS) for the determination of the vanadium content in steel.
The method is applicable to vanadium contents between 0,01 % (mass fraction) and 0,80 % (mass fraction), provided that the tungsten content in a 1,0 g test portion is not higher than 1,0 % and/or the titanium content is not higher than 0,5 %.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 9647:1989

NOW

PUBLISHED
ISO 9647:2020
90.93 Standard confirmed
Aug 29, 2025




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