EN ISO 17947:2023
(Main)Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of fine silicon nitride powders (ISO 17947:2014)
Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of fine silicon nitride powders (ISO 17947:2014)
This document specifies the methods for the chemical analysis of fine silicon nitride powders used as the raw material for fine ceramics. It stipulates the determination methods of total silicon, total nitrogen, aluminium, iron, calcium, oxygen, carbon, fluorine, and chlorine in fine silicon nitride powders.
Hochleistungskeramik - Verfahren zur chemischen Analyse von feinen Pulvern aus Siliciumnitrid (ISO 17947:2014)
Diese Internationale Norm legt die Verfahren für die chemische Analyse von feinen Pulvern aus Siliciumnitrid, die als Ausgangsstoffe für Hochleistungskeramik verwendet werden, fest.
Diese Internationale Norm legt die Verfahren zur Bestimmung des Gesamtsiliciumgehalts, des Gesamtstickstoffgehalts, des Gehalts an Aluminium, Eisen, Calcium, Sauerstoff, Kohlenstoff, Fluor und Chlor in feinen Pulvern aus Siliciumnitrid fest.
Céramiques techniques - Méthodes pour l'analyse chimique de poudres fines de nitrure de silicium (ISO 17947:2014)
Ce document spécifie les méthodes d'analyse chimique des poudres fines de nitrure de silicium utilisées comme matière première pour les céramiques techniques.
Ce document décrit les méthodes de détermination des teneurs en silicium total, azote total, aluminium, fer, calcium, oxygène, carbone, fluor et chlore dans les poudres fines de nitrure de silicium.
Fina keramika (sodobna keramika, sodobna tehnična keramika) - Metode za kemijsko analizo finih praškov silicijevega nitrida (ISO 17947:2014)
Ta mednarodni standard določa metode za kemično analizo finih praškov silicijevega nitrida, ki se uporabljajo kot surovina za fino keramiko.
Ta mednarodni standard določa metode za določanje celotnega silicija, celotnega dušika, aluminija, železa, kalcija, kisika, ogljika, fluora in klora v finih praških silicijevega nitrida.
General Information
Standards Content (Sample)
SLOVENSKI STANDARD
01-maj-2023
Fina keramika (sodobna keramika, sodobna tehnična keramika) - Metode za
kemijsko analizo finih praškov silicijevega nitrida (ISO 17947:2014)
Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for
chemical analysis of fine silicon nitride powders (ISO 17947:2014)
Hochleistungskeramik - Verfahren zur chemischen Analyse von feinen Pulvern aus
Siliciumnitrid (ISO 17947:2014)
Céramiques techniques - Méthodes pour l'analyse chimique de poudres fines de nitrure
de silicium (ISO 17947:2014)
Ta slovenski standard je istoveten z: EN ISO 17947:2023
ICS:
81.060.30 Sodobna keramika Advanced ceramics
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 17947
EUROPEAN STANDARD
NORME EUROPÉENNE
March 2023
EUROPÄISCHE NORM
ICS 81.060.30
English Version
Fine ceramics (advanced ceramics, advanced technical
ceramics) - Methods for chemical analysis of fine silicon
nitride powders (ISO 17947:2014)
Céramiques techniques - Méthodes pour l'analyse Hochleistungskeramik - Verfahren zur chemischen
chimique de poudres fines de nitrure de silicium (ISO Analyse von feinen Pulvern aus Siliciumnitrid (ISO
17947:2014) 17947:2014)
This European Standard was approved by CEN on 10 March 2023.
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, Türkiye 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
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 17947:2023 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
The text of ISO 17947:2014 has been prepared by Technical Committee ISO/TC 206 "Fine ceramics” of
the International Organization for Standardization (ISO) and has been taken over as EN ISO 17947:2023
by Technical Committee CEN/TC 184 “Advanced technical ceramics” the secretariat of which is held by
DIN.
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 September 2023, and conflicting national standards
shall be withdrawn at the latest by September 2023.
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.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
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, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 17947:2014 has been approved by CEN as EN ISO 17947:2023 without any modification.
INTERNATIONAL ISO
STANDARD 17947
First edition
2014-09-01
Fine ceramics (advanced ceramics,
advanced technical ceramics) —
Methods for chemical analysis of fine
silicon nitride powders
Céramiques techniques — Méthodes pour l’analyse chimique de
poudres de nitrure de silicium
Reference number
ISO 17947:2014(E)
©
ISO 2014
ISO 17947:2014(E)
© ISO 2014
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
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ii © ISO 2014 – All rights reserved
ISO 17947:2014(E)
Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Analytes and ranges . 2
4 Preparation of test sample . 2
4.1 Sampling . 2
4.2 Drying . 2
4.3 Weighing . 2
5 Apparatus and reagents . 2
6 Blank test . 2
7 Determination of total silicon . 3
7.1 Classification of determination methods . 3
7.2 Fusion-dehydration/insolubilization separation-gravimetry and ICP-OES . 3
7.3 XRF using fused cast-bead method . 5
8 Determination of total nitrogen . 5
8.1 Classification of determination methods . 5
8.2 Acid pressure decomposition-distillation separation-acidimetric titration method . 5
8.3 Inert gas fusion-thermal conductivity method .10
8.4 Fusion-ammonia separation-acidimetric titration method .13
9 Determination of aluminium, iron, and calcium .13
9.1 Principle .13
9.2 Reagents.13
9.3 Apparatus and instrument .14
9.4 Procedure .14
9.5 Blank test .15
9.6 Drawing calibration curve .15
9.7 Calculation .15
10 Determination of oxygen .16
10.1 Principle .16
10.2 Reagents.16
10.3 Apparatus .16
10.4 Instrument .16
10.5 Procedure .16
10.6 Blank test .16
10.7 Calculation of calibration coefficient .16
10.8 Calculation .17
11 Determination of carbon .17
11.1 Classification of determination methods .17
11.2 Combustion (RF furnace)-IR absorption spectrometry .17
11.3 Combustion (resistance furnace)-coulometry .20
11.4 Combustion (resistance furnace)-gravimetry .20
11.5 Combustion (resistance furnace)-conductometry .20
12 Determination of fluorine and chlorine .20
12.1 Principle .20
12.2 Reagents.
...
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