Restrained joint systems for ductile iron pipelines — Design rules and type testing

ISO 10804:2018 specifies the design rules and type testing for restrained joint systems to be used on ductile iron pipelines complying with ISO 2531 and ISO 7186, in order to determine their mechanical properties and leaktightness.

Assemblages verrouillés pour canalisations en fonte ductile — Règles de conception et essais de type

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Status
Published
Publication Date
02-Jan-2018
Current Stage
9020 - International Standard under periodical review
Start Date
15-Apr-2028
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ISO 10804:2018 - Restrained joint systems for ductile iron pipelines -- Design rules and type testing
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INTERNATIONAL ISO
STANDARD 10804
Second edition
2018-01
Restrained joint systems for ductile
iron pipelines — Design rules and
type testing
Assemblages verrouillés pour canalisations en fonte ductile — Règles
de conception et essais de type
Reference number
ISO 10804:2018(E)
©
ISO 2018

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ISO 10804:2018(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2018
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, Switzerland
Tel. +41 22 749 01 11
Fax +41 22 749 09 47
copyright@iso.org
www.iso.org
Published in Switzerland
ii © ISO 2018 – All rights reserved

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ISO 10804:2018(E)

Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Design rules . 2
5 Type testing. 2
5.1 General . 2
5.2 Test conditions . 3
5.3 Test method for positive internal pressure . 3
5.4 Test method for negative internal pressure . 4
5.5 Test method for dynamic (cyclic) internal pressure. 4
5.6 Test report . 4
Bibliography . 5
© ISO 2018 – All rights reserved iii

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ISO 10804:2018(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 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 the following
URL: www.iso.org/iso/foreword.html.
This document was prepared by Technical Committee ISO/TC 5, Ferrous metal pipes and metallic fittings,
Subcommittee SC 2, Cast iron pipes, fittings and their joints.
This second edition cancels and replaces the first edition (ISO 10804-1:2010), which has been technically
revised. The main changes compared to the previous edition are as follows:
— the positive internal pressure type test in the configuration of minimum design radial gap has been
introduced for joints restrained by gasket with hard anchor teeth;
— the references and presentation have been reviewed and improved.
iv © ISO 2018 – All rights reserved

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INTERNATIONAL STANDARD ISO 10804:2018(E)
Restrained joint systems for ductile iron pipelines —
Design rules and type testing
1 Scope
This document specifies the design rules and type testing for restrained joint systems to be used on
ductile iron pipelines complying with ISO 2531 and ISO 7186, in order to determine their mechanical
properties and leaktightness.
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 6708, Pipework components — Definition and selection of DN (nominal size)
3 Terms and definitions
For the purposes of this document, the terms and definitions given in ISO 6708 and the following apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.org/obp
— IEC Electropedia: available at https://www.electropedia.org/
3.1
restrained joint
joint in which a means is provided to prevent separation of the assembled joint
3.2
allowable operating pressure
PFA
maximum internal pressure, excluding surge, which a component can safely withstand in permanent
service
3.3
allowable maximum operating pressure
PMA
maximum internal pressure, including surge, which a component can safely withstand in service
3.4
type test
proof-of-design test which is performed once and repeated only after change of design
3.5
allowable angular deflection
angular deflection that a joint between two components can safely withstand in service under the
allowable operating pressure (PFA) (3.2)
© ISO 2018 – All rights reserved 1

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ISO 10804:2018(E)

4 Design rules
4.1 All restrained joints for ductile iron pipes, fittings and other components shall be designed in
accordance with this clause. If the design of a restrained joint has been tested and successfully used for a
minimum of 10 years, a type test as described in Clause 5 is only required for a significant change in the
design
...

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