ISO/FDIS 11531

Metallic materials — Sheet and strip — Earing test

ISO 11531:2015 specifies a method for determining the ear height of metal sheet and strip of nominal thickness from 0,1 mm to 3 mm after deep drawing.

Matériaux métalliques — Tôles et bandes — Essai de corne

General Information

• Status: Not Published
• ICS: 77.040.10 - Mechanical testing of metals
• Technical Committee: ISO/TC 164/SC 2 - Ductility testing
• Drafting Committee: ISO/TC 164/SC 2 - Ductility testing
• Current Stage: 5020 - FDIS ballot initiated: 2 months. Proof sent to secretariat
• Due Date: 13-Jun-2022
• Completion Date: 13-Jun-2022

RELATIONS

• Revises: ISO 11531:2015 - Metallic materials — Sheet and strip — Earing test
• Effective Date: 06-Jun-2022

Standards Content (sample)

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ISO/FDIS 11531:2022(E) Style Definition
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ISO TC 164/SC 2
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Date: 2022-04-25
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Secretariat: JISC
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Metallic materials — Sheet and strip — Earing test
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Warning for WDs and CDs
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This document is not an ISO International Standard. It is distributed for review and comment. It is subject to

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change without notice and may not be referred to as an International Standard.
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Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of

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which they are aware and to provide supporting documentation.
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A model manuscript of a draft International Standard (known as “The Rice Model”) is available at

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https://www.iso.org/iso/model_document-rice_model.pdf
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ISO/FDIS 11531:2022(E)
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© ISO 2022
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All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part

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of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or

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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

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in the country of the requester.
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ISO copyright office
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CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
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Kingdom)
Email: [e-mail]
Website: www.iso.orgwww.iso.org
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Kingdom)
Published in Switzerland
2 © ISO 2022 – All rights reserved
ii © ISO 2022 – All rights reserved
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ISO/FDIS 11531:2022(E)
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Foreword ................................................................................................................................................................ iv

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text, Don't adjust space between Asian text and

1 Scope .......................................................................................................................................................... 1

numbers

2 Normative references .......................................................................................................................... 1

3 Terms and definitions .......................................................................................................................... 1

4 Symbols and designations .................................................................................................................. 1

5 Principle .................................................................................................................................................... 4

6 Test equipment .............................................................................................................................................. 4

7 Test piece .......................................................................................................................................................... 5

8 Procedure ......................................................................................................................................................... 5

9 Interpretation of results .............................................................................................................................. 6

10 Test report ...................................................................................................................................................... 6

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numbers
© ISO 2022 – All rights reserved 3
© ISO 2022 – All rights reserved iii
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ISO/FDIS 11531:2022(E)
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Foreword
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ISO (the International Organization for Standardization) is a worldwide federation of national standards

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...

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

Formatted: Font color: Auto, English (United States)

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 2 (see

www.iso.org/directives).
Formatted: Font color: Auto, English (United States)

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/patentswww.iso.org/patents).

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Any trade name used in this document is information given for the convenience of users and does not

constitute an endorsement.
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For an explanation of the voluntary nature of standards, the meaning of ISO specific terms and

expressions related to conformity assessment, as well as information about ISO's adherence to the World

Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT), see

www.iso.org/iso/foreword.htmlwww.iso.org/iso/foreword.html. Formatted: Font color: Auto, English (United States)

Formatted: Font color: Auto

This document was prepared by Technical Committee ISO/TC 164, Mechanical testing of metals,

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Subcommittee SC 2, Ductility testing.
text, Don't adjust space between Asian text and
numbers

This third edition cancels and replaces the second edition (ISO 11531:2015), of which it constitutes a

minor revision.
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The main changes compared to the previous edition are as follows:
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Latin and Asian text, Don't adjust space between Asian

— Clause 2 "Normative reference" and clause Clause 3 "Terms and definitions" have been added;

text and numbers, Tab stops: 0.7 cm, Left + 1.4 cm, Left
+ 2.1 cm, Left + 2.8 cm, Left + 3.5 cm, Left + 4.2 cm,

— The previous clause Clause 2 "Symbols and their meanings" has been modified to Clause 4 "Symbols

Left + 4.9 cm, Left + 5.6 cm, Left + 6.3 cm, Left + 7
and designations";
cm, Left

— the title of Table1Table 1 has been modified to "Symbols and designations"; Formatted

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— In figure Figure 2, "5 test piece" has been added.
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— Clause 9 has been modified editorially and divided into two part of 9.1 and 9.2.

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4 © ISO 2022 – All rights reserved
iv © ISO 2022 – All rights reserved
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ISO/FDIS 11531:2022(E)

Any feedback or questions on this document should be directed to the user’s national standards body. A

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complete listing of these bodies can be found at
www.iso.org/members.htmlwww.iso.org/members.html.
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text and numbers
© ISO 2022 – All rights reserved 5
© ISO 2022 – All rights reserved v
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FINAL DRAFT INTERNATIONAL STANDARD ISO/FDIS 11531:2022(E)
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Metallic materials — Sheet and strip — Earing test
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1 Scope between Latin and Asian text, Don't adjust space
between Asian text and numbers

This document specifies a method for determining the ear height of metal sheet and strip of nominal

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thickness from 0,1 mm to 3 mm after deep drawing.
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text, Don't adjust space between Asian text and
numbers
2 Normative references
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There are no normative references in this document.
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3 Terms and definitions
No terms and definitions are listed in this document.

ISO and IEC maintain terminology databases for use in standardization at the following addresses:

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— — ISO Online browsing platform: available at https://www.iso.org/obphttps://www.iso.org/obp Formatted: Font: Times New Roman, 12 pt, Font color:

Auto, English (United States)

— — IEC Electropedia: available at https://www.electropedia.org/https://www.electropedia.org/

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4 Symbols and designations
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English (United States)

The symbols and designations used in the earing test are given in Table 1 and illustrated in Figure 1 and

Figure 2.
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English (United States)
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© ISO 2022 – All rights reserved 1
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ISO/FDIS 11531:2022(E)
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Table 1 — Symbols and designations
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Symbol Designations Unit
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a Thickness of test piece mm
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d Diameter of punch mm Formatted
1 ...
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R Corner radius of punch mm
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d Inside diameter of die mm
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R Corner radius of die mm
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d Diameter of circular blank mm
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h Distance between outside bottom of cup and mm
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any ear peak
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Mean value of h mm
h h t
t Formatted
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h Maximum value of h mm
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t,max t
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h Distance between outside bottom of cup and mm
any ear valley
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Mean value of h mm Formatted
h h v ...
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h Minimum value of h mm
v,min v
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Mean ear hei
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FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 11531
ISO/TC 164/SC 2
Metallic materials — Sheet and strip
Secretariat: JISC
— Earing test
Voting begins on:
2022-06-13
Matériaux métalliques — Tôles et bandes — Essai de corne
Voting terminates on:
2022-08-08
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 11531:2022(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. © ISO 2022
---------------------- Page: 1 ----------------------
ISO/FDIS 11531:2022(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 11531
ISO/TC 164/SC 2
Metallic materials — Sheet and strip
Secretariat: JISC
— Earing test
Voting begins on:
Matériaux métalliques — Tôles et bandes — Essai de corne
Voting terminates on:
COPYRIGHT PROTECTED DOCUMENT
© ISO 2022

All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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.
RECIPIENTS OF THIS DRAFT ARE INVITED TO
ISO copyright office
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
CP 401 • Ch. de Blandonnet 8
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
CH-1214 Vernier, Geneva
DOCUMENTATION.
Phone: [phone]
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: [e-mail]
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/FDIS 11531:2022(E)
Website: www.iso.org
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
Published in Switzerland
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN­
DARDS TO WHICH REFERENCE MAY BE MADE IN
© ISO 2022 – All rights reserved
NATIONAL REGULATIONS. © ISO 2022
---------------------- Page: 2 ----------------------
ISO/FDIS 11531:2022(E)
Contents Page

Foreword ........................................................................................................................................................................................................................................iv

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ..................................................................................................................................................................................... 1

3 Terms and definitions .................................................................................................................................................................................... 1

4 Symbols and designations ......................................................................................................................................................................... 1

5 Principle ........................................................................................................................................................................................................................ 3

6 Test equipment ......................................................................................................................................................................................................3

7 Test piece ..................................................................................................................................................................................................................... 4

8 Procedure ....................................................................................................................................................................................................................4

9 Interpretation of results .............................................................................................................................................................................. 5

10 Test report .................................................................................................................................................................................................................. 6

iii
© ISO 2022 – All rights reserved
---------------------- Page: 3 ----------------------
ISO/FDIS 11531:2022(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 non­governmental, 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 of the voluntary nature of standards, the meaning of ISO specific terms and

expressions related to conformity assessment, as well as information about ISO's adherence to

the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT), see

www.iso.org/iso/foreword.html.

This document was prepared by Technical Committee ISO/TC 164, Mechanical testing of metals,

Subcommittee SC 2, Ductility testing.

This third edition cancels and replaces the second edition (ISO 11531:2015), of which it constitutes a

minor revision.
The main changes compared to the previous edition are as follows:

— Clause 2 "Normative reference" and Clause 3 "Terms and definitions" have been added;

— The previous Clause 2 "Symbols and their meanings" has been modified to Clause 4 "Symbols and

designations";
— the title of Table 1 has been modified to "Symbols and designations";
— In Figure 2, "5 test piece" has been added.

— Clause 9 has been modified editorially and divided into two part of 9.1 and 9.2.

Any feedback or questions on this document should be directed to the user’s national standards body. A

complete listing of these bodies can be found at www.iso.org/members.html.
© ISO 2022 – All rights reserved
---------------------- Page: 4 ----------------------
FINAL DRAFT INTERNATIONAL STANDARD ISO/FDIS 11531:2022(E)
Metallic materials — Sheet and strip — Earing test
1 Scope

This document specifies a method for determining the ear height of metal sheet and strip of nominal

thickness from 0,1 mm to 3 mm after deep drawing.
2 Normative references
There are no normative references in this document.
3 Terms
...