EN ISO 4947:2020

Steel and cast iron - Determination of vanadium content - Potentiometric titration method (ISO 4947:2020)

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).

Stahl und Gusseisen - Bestimmung des Vanadium-Gehaltes - Potentiometrisches Titrierverfahren (ISO 4947:2020)

Dieses Dokument legt ein Verfahren zur Bestimmung des Vanadiumgehalts in Stahl und Gusseisen mittels potentiometrischer Titration fest.
Das Verfahren ist anwendbar für die Bestimmung von Massenanteilen von Vanadium zwischen 0,04 % (Masseanteil) und 2 % (Masseanteil).

Acier et fonte - Détermination des teneurs en vanadium - Méthode par titrage potentiométrique (ISO 4947:2020)

Le présent document spécifie une méthode de détermination du vanadium par titrage potentiométrique dans l'acier et la fonte.
La méthode est applicable aux teneurs en vanadium comprises entre 0,04 % (en masse) et 2 % (en masse).

Jeklo in lito železo - Določevanje vanadija - Potenciometrijska metoda titracije (ISO 4947:2020)

General Information

• Status: Published
• Publication Date: 14-Jul-2020
• Withdrawal Date: 30-Jan-2021
• ICS: 77.080.01 - Ferrous metals in general
• Technical Committee: ECISS/TC 102 - Methods of chemical analysis for iron and steel
• Drafting Committee: CEN/TC 459/SC 2/WG 4 - Determination of oxygen in steel
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 15-Jul-2020
• Completion Date: 15-Jul-2020
• Mandate: M/BC/CEN/89/10 - ECISS - 3rd programme
• Ref Project: SIST EN ISO 4947:2020 - Steel and cast iron - Determination of vanadium content - Potentiometric titration method (ISO 4947:2020)

Relations

• Replaces: EN 24947:1991 - Steel and cast iron - Determination of vanadium content - Potentiometric titration method (ISO 4947:1986)
• Effective Date: 25-Oct-2017

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN ISO 4947:2020
01-oktober-2020
Nadomešča:
SIST EN 24947:1998
Jeklo in lito železo - Določevanje vanadija - Potenciometrijska metoda titracije (ISO
4947:2020)
Steel and cast iron - Determination of vanadium content - Potentiometric titration method
(ISO 4947:2020)
Stahl und Gusseisen - Bestimmung des Vanadium-Gehaltes - Potentiometrisches
Titrierverfahren (ISO 4947:2020)
Aciers et fontes - Dosage du vanadium - Méthode par titrage potentiométrique (ISO
4947:2020)
Ta slovenski standard je istoveten z: EN ISO 4947:2020
ICS:
77.080.01 Železne kovine na splošno Ferrous metals in general
SIST EN ISO 4947:2020 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 4947:2020

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SIST EN ISO 4947:2020


EN ISO 4947
EUROPEAN STANDARD

NORME EUROPÉENNE

July 2020
EUROPÄISCHE NORM
ICS 77.080.01 Supersedes EN 24947:1991
English Version

Steel and cast iron - Determination of vanadium content -
Potentiometric titration method (ISO 4947:2020)
Acier et fonte - Détermination des teneurs en Stahl und Gusseisen - Bestimmung des Vanadium-
vanadium - Méthode par titrage potentiométrique (ISO Gehaltes - Potentiometrisches Titrierverfahren (ISO
4947:2020) 4947:2020)
This European Standard was approved by CEN on 9 May 2020.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 4947:2020 E
worldwide for CEN national Members.

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SIST EN ISO 4947:2020
EN ISO 4947:2020 (E)
Contents Page
European foreword . 3

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SIST EN ISO 4947:2020
EN ISO 4947:2020 (E)
European foreword
This document (EN ISO 4947:2020) has been prepared by Technical Committee ISO/TC 17 "Steel" in
collaboration with Technical Committee CEN/TC 459/SC 2 “Methods of chemical analysis for iron and
steel ” the secretariat of which is held by SIS.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by January 2021, and conflicting national standards shall
be withdrawn at the latest by January 2021.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 24947:1991.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 4947:2020 has been approved by CEN as EN ISO 4947:2020 without any modification.

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SIST EN ISO 4947:2020

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SIST EN ISO 4947:2020
INTERNATIONAL ISO
STANDARD 4947
Second edition
2020-06
Steel and cast iron — Determination of
vanadium content — Potentiometric
titration method
Acier et fonte — Déterminati
...