prEN ISO 7623

Steel cord conveyor belts - Cord-to-coating bond test - Initial test and after thermal treatment (ISO/DIS 7623:2022)

ISO 7623:2015 specifies a method for determining the bond strength of metal cords to their surrounding coating, either in the initial state or after thermal treatment.
It applies exclusively to metal-carcass conveyor belts.

Stahlseil-Fördergurte – Haftung zwischen den Seilen und der Kernschicht – Prüfung im Anlieferungszustand und nach thermischer Behandlung (ISO/DIS 7623:2022)

Courroies transporteuses à câbles d'acier - Essai d'adhérence des câbles dans l'enrobage - Essai initial et après traitement thermique (ISO/DIS 7623:2022)

ISO 7623:2015 spécifie une méthode pour la détermination de l´adhérence des câbles métalliques dans l´enrobage soit à l´état original, soit après traitement thermique.
Elle est applicable exclusivement aux courroies transporteuses à câbles d´acier.

Naprave za kontinuirni transport - Trakovi tračnih transporterjev z jeklenim vložkom - Sprijemnost med vložkom in prevleko - Preskus novega traku in traku po toplotni obdelavi (ISO/DIS 7623:2022)

General Information

• Status: Not Published
• ICS: 53.040.20 - Components for conveyors
• Technical Committee: CEN/TC 188 - Conveyor belts
• Current Stage: 4599 - Dispatch of FV draft to CMC - Finalization for Vote
• Due Date: 14-Jul-2022
• Completion Date: 14-Jul-2022
• Ref Project: oSIST prEN ISO 7623:2022 - Steel cord conveyor belts - Cord-to-coating bond test - Initial test and after thermal treatment (ISO/DIS 7623:2022)

RELATIONS

• Revised: EN ISO 7623:2015 - Steel cord conveyor belts - Cord-to-coating bond test - Initial test and after thermal treatment (ISO 7623:2015)
• Effective Date: 15-Dec-2021

Standards Content (sample)

SLOVENSKI STANDARD
oSIST prEN ISO 7623:2022
01-junij-2022
Naprave za kontinuirni transport - Trakovi tračnih transporterjev z jeklenim
vložkom - Sprijemnost med vložkom in prevleko - Preskus novega traku in traku
po toplotni obdelavi (ISO/DIS 7623:2022)

Steel cord conveyor belts - Cord-to-coating bond test - Initial test and after thermal

treatment (ISO/DIS 7623:2022)

Stahlseil-Fördergurte – Haftung zwischen den Seilen und der Kernschicht – Prüfung im

Anlieferungszustand und nach thermischer Behandlung (ISO/DIS 7623:2022)
Courroies transporteuses à câbles d'acier - Essai d'adhérence des câbles dans
l'enrobage - Essai initial et après traitement thermique (ISO/DIS 7623:2022)
Ta slovenski standard je istoveten z: prEN ISO 7623
ICS:
53.040.20 Deli za transporterje Components for conveyors
oSIST prEN ISO 7623:2022 en,fr,de

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN ISO 7623:2022
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oSIST prEN ISO 7623:2022
DRAFT INTERNATIONAL STANDARD
ISO/DIS 7623
ISO/TC 41/SC 3 Secretariat: SAC
Voting begins on: Voting terminates on:
2022-03-24 2022-06-16
Steel cord conveyor belts — Cord-to-coating bond test —
Initial test and after thermal treatment

Courroies transporteuses à câbles d'acier — Adhérence des câbles dans l'enrobage — Essais à l'état

original et après traitement thermique
ICS: 53.040.20
This document is circulated as received from the committee secretariat.
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENT AND APPROVAL. IT IS
ISO/CEN PARALLEL PROCESSING
THEREFORE SUBJECT TO CHANGE AND MAY
NOT BE REFERRED TO AS AN INTERNATIONAL
STANDARD UNTIL PUBLISHED AS SUCH.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL,
TECHNOLOGICAL, COMMERCIAL AND
USER PURPOSES, DRAFT INTERNATIONAL
STANDARDS MAY ON OCCASION HAVE TO
BE CONSIDERED IN THE LIGHT OF THEIR
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
Reference number
NATIONAL REGULATIONS.
ISO/DIS 7623:2022(E)
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 SUPPORTING DOCUMENTATION. © ISO 2022
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oSIST prEN ISO 7623:2022
ISO/DIS 7623:2022(E)
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.
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 2022 – All rights reserved
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oSIST prEN ISO 7623:2022
ISO/DIS 7623:2022(E)
Contents Page

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

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

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

3 Principle ........................................................................................................................................................................................................................ 1

4 Apparatus .................................................................................................................................................................................................................... 1

4.1 4.1 ....................................................................................................................................................................

Dynamometric tensile testing machine with jaws, in accordance with that

described in ISO 7622-2. ...................................................................... ........................................................................................... 1

4.2 4.2 ....................................................................................................................................................................

Press, having two heated platens, temperature controlled to 145 °C ± 5 °C, and
capable of applying a pressure on the specimen (see Clause 6) of between 1 MPa

and 5 MPa. ................................................................................................................................................................................................... 1

5 Test conditions .......................................................................................................................................................................................................1

5.1 5.1 ....................................................................................................................................................................

Test in the initial state, carry out the test described in Clause 8 at least five days

after manufacture of the belt. ................................................................................................................................................... 1

5.2 5.2 ....................................................................................................................................................................

Test after thermal treatment, carry out the test described in Clause 8 after
thermal treatment of a sample of the belt by heating it between the two platens

of the press (4.2) for 150 min ± 1 min, at a temperature of 145 °C ± 5 °C and at a

surface pressure of about 1 MPa but not exceeding 5 MPa. ........................................................................... 2

6 Specimens.................................................................................................................................................................................................................... 2

7 Conditioning ............................................................................................................................................................................................................. 2

8 Procedure ....................................................................................................................................................................................................................2

9 Expression of results ....................................................................................................................................................................................... 3

10 Test report .................................................................................................................................................................................................................. 3

iii
© ISO 2022 – All rights reserved
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oSIST prEN ISO 7623:2022
ISO/DIS 7623:2022(E)
Foreword

ISO (the International Organization for Standardization) is a worldwide federation of national standards

bodies (ISO member bodies). The work of preparing Inte
...