Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical properties of ceramic composites - Determination of thermal expansion (ISO 17139:2014)

ISO 17139:2014 describes methods for the determination of linear thermal expansion characteristics of ceramic matrix composite materials up to 2 300 K, and is applicable to 1D, 2D, and nD materials. The method describes general principles of construction, calibration, and operation of the equipment.

Hochleistungskeramik - Thermophysikalische Eigenschaften keramischer Verbundwerkstoffe - Bestimmung der Wärmeausdehnung (ISO 17139:2014)

Céramiques techniques - Propriétés thermophysiques des composites céramiques - Détermination de la dilatation thermique (ISO 17139:2014)

ISO 17139:2014 décrit les méthodes de détermination des caractéristiques de dilatation thermique linéique des matériaux composites à matrice céramique jusqu'à une température de 2 300 K, et est applicable aux matériaux 1D, 2D et nD. La méthode décrit les principes généraux de construction, d'étalonnage et d'utilisation de l'appareillage.

Fina keramika (sodobna keramika, sodobna tehnična keramika) - Termofizikalne lastnosti keramičnih kompozitov - Določanje toplotne razteznosti (ISO 17139:2014)

ISO 17139:2014 opisuje metode za določanje lastnosti linearne toplotne razteznosti kompozitnih matričnih materialov do 2300 K in se uporablja za 1D-, 2D- in nD-materiale. Metoda opisuje splošna načela konstrukcije, kalibracije in delovanja opreme.

General Information

Status
Published
Public Enquiry End Date
31-Jan-2022
Publication Date
18-Apr-2022
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
13-Apr-2022
Due Date
18-Jun-2022
Completion Date
19-Apr-2022

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SLOVENSKI STANDARD
SIST EN ISO 17139:2022
01-junij-2022
Nadomešča:
SIST EN 1159-1:2004
SIST EN 1159-1:2004/AC:2007
Fina keramika (sodobna keramika, sodobna tehnična keramika) - Termofizikalne
lastnosti keramičnih kompozitov - Določanje toplotne razteznosti (ISO 17139:2014)
Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical
properties of ceramic composites - Determination of thermal expansion (ISO
17139:2014)
Hochleistungskeramik - Thermophysikalische Eigenschaften keramischer
Verbundwerkstoffe - Bestimmung der Wärmeausdehnung (ISO 17139:2014)
Céramiques techniques - Propriétés thermophysiques des composites céramiques -
Détermination de la dilatation thermique (ISO 17139:2014)
Ta slovenski standard je istoveten z: EN ISO 17139:2022
ICS:
81.060.30 Sodobna keramika Advanced ceramics
SIST EN ISO 17139:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 17139:2022

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SIST EN ISO 17139:2022


EN ISO 17139
EUROPEAN STANDARD

NORME EUROPÉENNE

April 2022
EUROPÄISCHE NORM
ICS 81.060.30 Supersedes EN 1159-1:2003
English Version

Fine ceramics (advanced ceramics, advanced technical
ceramics) - Thermophysical properties of ceramic
composites - Determination of thermal expansion (ISO
17139:2014)
Céramiques techniques - Propriétés thermophysiques Hochleistungskeramik - Thermophysikalische
des composites céramiques - Détermination de la Eigenschaften keramischer Verbundwerkstoffe -
dilatation thermique (ISO 17139:2014) Bestimmung der Wärmeausdehnung (ISO 17139:2014)
This European Standard was approved by CEN on 27 March 2022.

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
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 17139:2022 E
worldwide for CEN national Members.

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SIST EN ISO 17139:2022
EN ISO 17139:2022 (E)
Contents Page
European foreword . 3

2

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SIST EN ISO 17139:2022
EN ISO 17139:2022 (E)
European foreword
The text of ISO 17139:2014 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 17139:2022
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 October 2022, and conflicting national standards shall
be withdrawn at the latest by October 2022.
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 1159-1:2003.
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, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 17139:2014 has been approved by CEN as EN ISO 17139:2022 without any modification.

3

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SIST EN ISO 17139:2022

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SIST EN ISO 17139:2022
INTERNATIONAL ISO
STANDARD 17139
First edition
2014-06-15
Fine ceramics (advanced ceramics,
advanced technical ceramics) —
Thermophysical properties of ceramic
composites — Determination of
thermal expansion
Céramiques techniques — Propriétés thermophysiques des composites
céramiques — Détermination de la dilatation thermique
Reference number
ISO 17139:2014(E)
©
ISO 2014

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SIST EN ISO 17139:2022
ISO 17139:2014(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2014
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
ISO copyright office
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Published in Switzerland
ii © ISO 2014 – All rights reserved

---------------------- Page: 8 ----------------------
SIST EN ISO 17139:2022
ISO 17139:2014(E)

Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 2
4.1 General . 2
4.2 Direct measurement . 2
4.3 Differential method . 2
5 Apparatus . 2
5.1 Construction materials . 2
5.2 Heating and cooling device. 2
5.3 Temperature measurement . 2
5.4 Test piece mounting . 2
5.5 System for measuring and recording the thermal expansion . 3
5.6 Test piece measurement . 3
6 Specimens . 3
6.1 Test pieces . 3
6.2 Reference pieces . 3
6.3 Dimensions . 3
7 Procedure. 4
8 Calculations. 5
8.1 Direct measurement . 5
8.2 Differential method . 5
9 Test report . 6
Annex A (normative) Direct measurement apparatus . 9
Annex B (normative) Differential type measurement apparatus .11
Bibliography .12
© ISO 2014 – All rights reserved iii

---------------------- Page: 9 ----------------------
SIST EN ISO 17139:2022
ISO 17139:2014(E)

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of
any patent rights identified during the development of the document will be in the Introduction and/or
on the ISO list of patent declarations received (see www.iso.org/patents).
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanation on the meaning of ISO specific terms and expressions related to conformity
assessment, as well as information about ISO’s adherence to the WTO principles in the Technical Barriers
to Trade (TBT) see the following URL: Foreword - Supplementary information
The committee responsible for this document is ISO/TC 206, Fine ceramics.
iv © ISO 2014 – All rights reserved

---------------------- Page: 10 ----------------------
SIST EN ISO 17139:2022
INTERNATIONAL STANDARD ISO 17139:2014(E)
Fine ceramics (advanced ceramics, advanced technical
ceramics) — Thermophysical properties of ceramic
composites — Determination of thermal expansion
1 Scope
This International Standard describes methods for the determination of linear thermal expansion
characteristics of ceramic matrix composite materials up to 2 300 K, and is applicable to 1D, 2D, and nD
materials.
The method describes general principles of construction, calibration, and operation of the equipment.
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
ISO/IEC 17025, General requirements for the competence of testing and calibration laboratories
IEC 60584-1, Thermocouples — Part 1: Reference tables
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
linear thermal expansion
positive or negative change in one dimension that occurs when a material is subjected to a change in
temperature
3.2
linear thermal expansion coefficient at temperature T
derivative of the length L with respect to temperature at the temperature T, divided by the length at
temperature T
1 dL
 
α =
T  
L dT
 
3.3
mean linear thermal expansion coefficient between temperatures T and T
1 2
linear thermal expansion between temperatures T and T divided by the temperature increment T to
1 2 1
T and the length at temperature T
2 1
LT −LT
() () 1
21
α TT, = ×
()
12
LT TT−
() ()
12 1
3.4
representative volume element
RVE
minimum volume which is representative of the material considered
© ISO 2014 – All rights reserved 1

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SIST EN ISO 17139:2022
ISO 17139:2014(E)

4 Principle
4.1 General
A test piece is heated and subsequently cooled, either at a specified uniform rate or using defined
temperature increments. Its change of length and its temperature are measured continuously, or at
regular frequent intervals during the imposed temperature cycle.
One of two methods can be used to determine the linear thermal expansion coefficient, either by direct
measurement or by a differential method.
4.2 Direct measurement
In this method, the variation in length of the test piece is measured directly. It i
...

SLOVENSKI STANDARD
oSIST prEN ISO 17139:2022
01-januar-2022
Fina keramika (sodobna keramika, sodobna tehnična keramika) - Termofizikalne
lastnosti keramičnih kompozitov - Določanje toplotne razteznosti (ISO 17139:2014)
Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical
properties of ceramic composites - Determination of thermal expansion (ISO
17139:2014)
Hochleistungskeramik - Thermophysikalische Eigenschaften keramischer
Verbundwerkstoffe - Bestimmung der Wärmeausdehnung (ISO 17139:2014)
Céramiques techniques - Propriétés thermophysiques des composites céramiques -
Détermination de la dilatation thermique (ISO 17139:2014)
Ta slovenski standard je istoveten z: prEN ISO 17139
ICS:
81.060.30 Sodobna keramika Advanced ceramics
oSIST prEN ISO 17139:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
oSIST prEN ISO 17139:2022

---------------------- Page: 2 ----------------------
oSIST prEN ISO 17139:2022
INTERNATIONAL ISO
STANDARD 17139
First edition
2014-06-15
Fine ceramics (advanced ceramics,
advanced technical ceramics) —
Thermophysical properties of ceramic
composites — Determination of
thermal expansion
Céramiques techniques — Propriétés thermophysiques des composites
céramiques — Détermination de la dilatation thermique
Reference number
ISO 17139:2014(E)
©
ISO 2014

---------------------- Page: 3 ----------------------
oSIST prEN ISO 17139:2022
ISO 17139:2014(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2014
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
ISO copyright office
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Published in Switzerland
ii © ISO 2014 – All rights reserved

---------------------- Page: 4 ----------------------
oSIST prEN ISO 17139:2022
ISO 17139:2014(E)

Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 2
4.1 General . 2
4.2 Direct measurement . 2
4.3 Differential method . 2
5 Apparatus . 2
5.1 Construction materials . 2
5.2 Heating and cooling device. 2
5.3 Temperature measurement . 2
5.4 Test piece mounting . 2
5.5 System for measuring and recording the thermal expansion . 3
5.6 Test piece measurement . 3
6 Specimens . 3
6.1 Test pieces . 3
6.2 Reference pieces . 3
6.3 Dimensions . 3
7 Procedure. 4
8 Calculations. 5
8.1 Direct measurement . 5
8.2 Differential method . 5
9 Test report . 6
Annex A (normative) Direct measurement apparatus . 9
Annex B (normative) Differential type measurement apparatus .11
Bibliography .12
© ISO 2014 – All rights reserved iii

---------------------- Page: 5 ----------------------
oSIST prEN ISO 17139:2022
ISO 17139:2014(E)

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of
any patent rights identified during the development of the document will be in the Introduction and/or
on the ISO list of patent declarations received (see www.iso.org/patents).
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanation on the meaning of ISO specific terms and expressions related to conformity
assessment, as well as information about ISO’s adherence to the WTO principles in the Technical Barriers
to Trade (TBT) see the following URL: Foreword - Supplementary information
The committee responsible for this document is ISO/TC 206, Fine ceramics.
iv © ISO 2014 – All rights reserved

---------------------- Page: 6 ----------------------
oSIST prEN ISO 17139:2022
INTERNATIONAL STANDARD ISO 17139:2014(E)
Fine ceramics (advanced ceramics, advanced technical
ceramics) — Thermophysical properties of ceramic
composites — Determination of thermal expansion
1 Scope
This International Standard describes methods for the determination of linear thermal expansion
characteristics of ceramic matrix composite materials up to 2 300 K, and is applicable to 1D, 2D, and nD
materials.
The method describes general principles of construction, calibration, and operation of the equipment.
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
ISO/IEC 17025, General requirements for the competence of testing and calibration laboratories
IEC 60584-1, Thermocouples — Part 1: Reference tables
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
linear thermal expansion
positive or negative change in one dimension that occurs when a material is subjected to a change in
temperature
3.2
linear thermal expansion coefficient at temperature T
derivative of the length L with respect to temperature at the temperature T, divided by the length at
temperature T
1 dL
 
α =
T  
L dT
 
3.3
mean linear thermal expansion coefficient between temperatures T and T
1 2
linear thermal expansion between temperatures T and T divided by the temperature increment T to
1 2 1
T and the length at temperature T
2 1
LT −LT
() () 1
21
α TT, = ×
()
12
LT TT−
() ()
12 1
3.4
representative volume element
RVE
minimum volume which is representative of the material considered
© ISO 2014 – All rights reserved 1

---------------------- Page: 7 ----------------------
oSIST prEN ISO 17139:2022
ISO 17139:2014(E)

4 Principle
4.1 General
A test piece is heated and subsequently cooled, either at a specified uniform rate or using defined
temperature increments. Its change of length and its temperature are measured continuously, or at
regular frequent intervals during the imposed temperature cycle.
One of two methods can be used to determine the linear thermal expansion coefficient, either by direct
measurement or by a differential method.
4.2 Direct measurement
In this method, the variation in length of the test piece is measured directly. It is necessary to know the
change in dimensions of the test piece support system by previous calibration.
The test piece is placed in a specimen holder and is made to contact a displacement transducer by using
a push rod, made of the same material as the holder. This assembly is put in a furnace. The differential
expansion between the test piece and the test piece holder is measured during the increase and the
decrease in temperature.
The apparatus is shown in Figure 1.
4.3 Differential method
This method consists of measuring the changes in length between a reference piece (6.2) and the test
piece. It is not therefore necessary to know the change in dimensions of the test piece support system.
The apparatus is shown in Figure 2.
5 Apparatus
5.1 Construction materials
The test piece holder and the push rod shall be made from thermomechanically stable materials of the
same type, which shall be chemically inert and thermally compatible with the test piece material under
the environmental conditions of the test.
NOTE For temperatures above 1 400 °C, it is necessary to employ a vacuum or inert gas atmosphere, with a
non-oxide material appropriate for the test environment, such as a grade of dense graphite.
5.2 Heating and cooling device
Furnace, capable of working in a controlled atmosphere when required, and of controlling the
temperature of the test piece to within 1 % of its mean temperature, expressed in K.
5.3 Temperature measurement
Thermocouples, in accordance with IEC 60584-1, subject to the upper temperature requirements
and environmental consideration, except for tungsten-rhenium couples which may be used at higher
temperatures but are not covered by IEC 60584-1, should be individually calibrated. For temperature in
excess of 2 000 K, infrared detectors or any suitable device may be used.
5.4 Test piece mounting
The device used shall allow free axial movement of the test piece and of the reference piece in case
of differential measurement. The mechanical environment shall minimize stresses. For vertical
2 © ISO 2014 – All rights reserved

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oSIST prEN ISO 17139:2
...

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