ISO 6435:2024

Stainless steel bars for the reinforcement of concrete

This document specifies technical requirements for hot rolled stainless steel plain bars and ribbed bars used as reinforcement in concrete. It is applicable to steel delivered in the form of bars, coils and de-coiled products. It does not apply to ribbed bars produced from finished products The production process is at the discretion of the manufacturer.

Barres en aciers inoxydables pour l'armature du béton

General Information

• Status: Published
• Publication Date: 11-Apr-2024
• ICS: 77.140.15 - Steels for reinforcement of concrete
• Technical Committee: ISO/TC 17/SC 16 - Steels for the reinforcement and prestressing of concrete
• Drafting Committee: ISO/TC 17/SC 16 - Steels for the reinforcement and prestressing of concrete
• Current Stage: 6060 - International Standard published
• Start Date: 12-Apr-2024
• Due Date: 12-Dec-2024
• Completion Date: 12-Apr-2024

Standards Content (Sample)

International
Standard
ISO 6435
First edition
Stainless steel bars for the
2024-04
reinforcement of concrete
Barres en aciers inoxydables pour l'armature du béton
Reference number
ISO 6435:2024(en) © ISO 2024

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ISO 6435:2024(en)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2024
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

© ISO 2024 – All rights reserved
ii

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ISO 6435:2024(en)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols . 2
5 Dimensions, mass per unit length and permissible deviations . 2
6 Requirements for ribs . 5
7 Chemical composition . 5
8 Mechanical properties . 7
8.1 Tensile properties .7
8.2 Bending properties .9
8.3 Rebending properties after ageing .9
8.4 Impact properties on austenitic-ferritic steels .9
8.5 Magnetic permeability.10
8.6 Corrosion resistance properties .10
9 Testing. 10
9.1 Tensile test .10
9.2 Bend test .10
9.3 Rebend test .
...

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 6435
ISO/TC 17/SC 16
Stainless steel bars for the
Secretariat: SN
reinforcement of concrete
Voting begins on:
2023-12-07
Barres en aciers inoxydables pour l'armature du béton
Voting terminates on:
2024-02-01
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 6435:2023(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 2023

---------------------- Page: 1 ----------------------
ISO/FDIS 6435:2023(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 6435
ISO/TC 17/SC 16
Stainless steel bars for the
Secretariat: SN
reinforcement of concrete
Voting begins on:
Barres en aciers inoxydables pour l'armature du béton
Voting terminates on:
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.
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 6435:2023(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
ii
  © ISO 2023 – All rights reserved
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 2 ----------------------
ISO/FDIS 6435:2023(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols . 2
5 Dimensions, mass per unit length and permissible deviations . 2
6 Requirements for ribs .5
7 Chemical composition .5
8 Mechanical properties .7
8.1 Tensile properties . 7
8.2 Bending properties . 9
8.3 Rebending properties after ageing . 9
8.4 Impact properties on austenitic­ferritic steels .
...

ISO/DISFDIS 6435:2023(E)
ISO/TC 17/SC 16
Secretariat: SN
Date: 2023-03-0711-23
Stainless steel bars for the reinforcement of concrete
Barres en acier inoxydableaciers inoxydables pour le renforcementl'armature du béton

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COPYRIGHT PROTECTED DOCUMENT
FDIS stage

---------------------- Page: 2 ----------------------
ISO/DISFDIS 6435:2023(E)
© 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: + 41 22 749 01 11
Fax: [phone]
EmailE-mail: [e-mail]
Website: www.iso.orgwww.iso.org
Published in Switzerland
© ISO 2023 – All rights reserved iii
© ISO 2023 – All rights reserved iii

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ISO/DISFDIS 6435:2023(E)

iv © ISO 2023 – All rights reserved
iv © ISO 2023 – All rights reserved

---------------------- Page: 4 ----------------------
ISO/DISFDIS 6435:2023(E)
Contents Page
Foreword . viii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols . 2
5 Dimensions, mass per unit length and permissible deviations . 2
6 Requirements for ribs . 6
7 Chemical composition . 6
8 Mechanical properties . 9
8.1 Tensile properties . 9
8.2 Bending properties . 11
8.3 Rebending properties after ageing . 11
8.4 Impact properties on austenitic-ferritic steels . 11
8.5 Magnetic permeability . 11
8.6 Corrosion resistance properties . 11
9 Testing . 12
9.1 Tensile test . 12
9.2 Bend test . 12
9.3 Rebend test . 12
9.4 Chemical composition . 12
9.5 Impact property test . 13
9.6 Magnetic permeability . 13
9.7 Corrosion resis
...