ISO 6819

Steel wire rod for bridge cable wire

Fil machine en acier pour câbles de ponts

General Information

• Status: Not Published
• ICS: 77.140.65 - Steel wire, wire ropes and link chains
• ICS: 93.040 - Bridge construction
• Technical Committee: ISO/TC 17/SC 17 - Steel wire rod and wire products
• Drafting Committee: ISO/TC 17/SC 17 - Steel wire rod and wire products
• Current Stage: 6000 - International Standard under publication
• Completion Date: 06-Sep-2023

Standards Content (Sample)

ISO/DIS PRF 6819:2022(E)
ISO/TC 17/SC 17
Secretariat: SAC
ISO TC 17/SC17/WG18
Date:2022-10-28 2023-08-09
Steel wire rod for bridge cable wire
Fil machine en acier pour câbles de ponts
FDIS stage

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ISO/DIS PRF 6819:20222023(E)
© ISO 20222023
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.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: + 41 22 749 01 11
EmailE-mail: [e-mail]
Website: www.iso.orgwww.iso.org
Published in Switzerland
ii © ISO 2022 – All rights reserved
ii © ISO 2023 – All rights reserved

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ISO/DIS PRF 6819:20222023(E)

© ISO 2022 – All rights reserved iii
© ISO 2023 – All rights reserved iii

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ISO/DIS PRF 6819:20222023(E)
Contents
Foreword .vi i
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Designation . 2
5 Ordering information . 2
6 Production process . 2
7 Requirements . 3
7.1 General . 3
7.2 Dimensions and tolerances . 3
7.3 Coil weight . 3
7.4 Chemical composition . 3
7.5 Mechanical properties . 4
7.6 Delivery condition . 4
7.7 Internal soundness and surface quality . 4
7.8 Surface discontinuities . 4
7.9 Decarburization . 4
7.10 Non-metallic inclusions . 4
7.11 Microstructure . 4
7.11.1 Resolvable pearlite . 4
7.11.2 Cementite network . 5
7.12 Core segregation . 5
8 Inspection . 5
9 Test methods . 5
9.1 General . 5
9.2 Tolerances in diameter and out-of-roundness . 5
9.3 Chemical composition . 5
9.4 Tensile strength . 5
9.5 Decarburization . 5
9.6 Non-metallic inclusions . 5
9.7 Core segregation . 6
10 Retests . 6
11 Marking . 6
12 Disputes . 6
Annex A (informative) Mechanical properties . 7
Bibliography . 8
iv © ISO 2022 – All rights reserved
iv © ISO 2023 – All rights reserved

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ISO/DIS PRF 6819:20222023(E)

Foreword iv
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Designation 2
5 Ordering Information 2
6 Production Process 2
7 Requirements 2
7.1 General 2
7.2 Dimensions and tolerances 2
7.3 Coil weight 3
7.4 Chemical composition 3
7.5 Mechanical Properties 4
7.6 Delivery condition 4
7.7 Internal soundness and surface quality 4
7.8 Surface discontinuities 4
7.9 Decarburization 5
7.10 Non-metallic inclusions 5
7.11 Microstructure 5
7.11.1 Resolvable pearlite 5
7.11.2 Cementite network 5
7.12 Core segregation 5
8 Inspection 5
9 Test methods 5
9.1 General 5
9.2 Tolerances in diameter and out-of-roundness 6
9.3 Chemical composition 6
9.4 Tensile strength 6
9.5 Decarburization 6
9.6 Non-metallic inclusions 6
9.7 Core segregation 6
10 Retests 6
11 Marking 6
12 Disputes 7
Annex A(informative) Mechanical properties 8
Bibliography 9
© ISO 2022 – All rights reserved v
© ISO 2023 – All rights reserved v

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ISO/DIS PRF 6819:20222023(E)

vi © ISO 2022 – All rights reserved
vi © ISO 2023 – All rights reserved

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ISO/DIS PRF 6819:20222023(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 documentsdocument 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).
Field Code Changed
Attention is drawnISO draws attention to the possibility that some of the elementsimplementation of this
document may beinvolve the subjectuse of (a) patent(s). ISO takes no position concerning the evidence,
validity or applicability of any claimed patent rights. in respect thereof. As of the date of publication of
this document, ISO had not received notice of (a) patent(s) which may be required to implement this
document. However, implementers are cautioned that this may not represent the latest information,
which may be obtained from the patent database available at www.iso.org/patents. 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.htmlwww.iso.org/iso/foreword.html.
This document was prepared by Technical Committee ISO/TC 17, Steel, Subcommittee SC 17, Steel wire
rod and wire products.
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.
Field Code Changed

© ISO 2022 – All rights reserved vii
© ISO 2023 – All rights reserved vii

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DRAFT INTERNATIONAL STANDARD ISO/DIS 6819:2022(E)

Steel wire rod for bridge cable wire
1 Scope
This document specifies requirements for wire rod for bridge cable wire, which are widely used in
parallel wire cables or semi-parallel wire cables for suspension bridges, stay bridges or other structures
involving the use of parallel wires.
ISO 16120-4 provides additional wire rod materials and their technical and qualitative requirements for
their possible application as bridge cable wire.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 377, Steel and steel products — Location and preparation of samples and test pieces for
mechanical testing
ISO 404:2013, Steel and steel products — General technica
...

INTERNATIONAL ISO
STANDARD 6819
First edition
Steel wire rod for bridge cable wire
Fil machine en acier pour câbles de ponts
PROOF/ÉPREUVE
Reference number
ISO 6819:2023(E)
© ISO 2023

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ISO 6819:2023(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
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.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
PROOF/ÉPREUVE © ISO 2023 – All rights reserved

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ISO 6819:2023(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Designation . 2
5 Ordering information . 2
6 Production process . 2
7 Requirements . 2
7.1 General . 2
7.2 Dimensions and tolerances . . . 3
7.3 Coil weight . 3
7.4 Chemical composition . 3
7.5 Mechanical properties . 4
7.6 Delivery condition . 4
7.7 Internal soundness and surface quality . 4
7.8 Surface discontinuities . 4
7.9 Decarburization . . 4
7.10 Non-metallic inclusions . 4
7.11 Microstructure . 4
7.11.1 Resolvable pearlite . 4
7.11.2 Cementite network . 4
7.12 Core segregation . 5
8 Inspection . 5
9 Test methods . 5
9.1 General . 5
9.2 Tolerances in diameter and out-of-roundness . 5
9.3 Chemical composition . 5
9.4 Tensile strength . 5
9.5 Decarburization . . 5
9.6 Non-metallic inclusions . 5
9.7 Core segregation . 5
10 Retests . 6
11 Marking . . 6
12 Disputes . 6
Annex A (informative) Mechanical properties . 7
Bibliography . 8
iii
© ISO 2023 – All rights reserved PROOF/ÉPREUVE

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ISO 6819:2023(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 document 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).
ISO draws attention to the possibility that the implementation of this document may involve the use
of (a) patent(s). ISO takes no position concerning the evidence, validity or applicability of any claimed
patent rights in respect thereof. As of the date of publication of this document, ISO had not received
notice of (a) patent(s) which may be required to implement this document. However, implementers are
cautioned that this may not represent the latest information, which may be obtained from the patent
database available at www.iso.org/patents. ISO shall not be held responsible for identifying any or all
such patent rights.
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 17, Steel, Subcommittee SC 17, Steel wire
rod and wire products.
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.
iv
PROOF/ÉPREUVE © ISO 2023 – All rights reserved

---------------------- Page: 4 ----------------------
INTERNATIONAL STANDARD ISO 6819:2023(E)
Steel wire rod for bridge cable wire
1 Scope
This document specifies requirements for wire rod for bridge cable wire, which are widely used in
parallel wire cables or semi-parallel wire cables for suspension bridges, stay bridges or other structures
involving the use of parallel wires.
ISO 16120-4 provides additional wire rod materials and their technical and qualitative requirements
for their possible application as bridge cable wire.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 377, Steel and steel products — Location and preparation of samples and test pieces for mechanical
testing
ISO 404:2013, Steel and steel products — General technical delivery requirements
ISO 3887, Steels — Determination of the depth of decarburization
ISO 4967, Steel — Determination of content of non-metallic inclusions — Micrographic method using
standard diagrams
ISO 6892-1
...