Petroleum, petrochemical and natural gas industries - Composite repairs for pipework - Qualification and design, installation, testing and inspection (ISO 24817:2015)

This International Standard gives requirements and recommendations for the qualification and
design, installation, testing, and inspection for the external application of composite repair systems to
corroded or damaged pipework, pipelines, tanks, and vessels used in the petroleum, petrochemical, and
natural gas industries.

Erdöl-, petrochemische und Erdgasindustrie - Reparatur von Rohrleitungen mit Verbundwerkstoffen - Bewertung und Ausführung, Montage, Test und Inspektion (ISO 24817:2015)

Industries du pétrole, de la pétrochimie et du gaz naturel - Réparations en matériau composite pour canalisations: Conformité aux exigences de performance et conception, installation, essai et inspection (ISO 24817:2015)

L'ISO 24817:2015 spécifie les exigences et les recommandations relatives à la qualification, la conception, l'installation, les essais et le contrôle lors de l'application externe de systèmes de réparation composites à des tuyauteries, conduites de transport, réservoirs et appareils à pression corrodés ou endommagés utilisés dans les industries du pétrole, de la pétrochimie et du gaz naturel.

Petrokemična industrija ter industrija za predelavo nafte in zemeljskega plina - Popravila cevovodov s kompozitnimi materiali - Ocenitev in načrtovanje, montaža, preskušanje in nadzor (ISO 24817:2015)

Ta mednarodni standard določa zahteve in priporočila za ocenitev in načrtovanje, montažo, preskušanje ter nadzor zunanje uporabe sistemov popravila s kompozitnimi materiali korodiranih ali poškodovanih cevovodov, cevovodnih sistemov, rezervoarjev in kotlov, ki se uporabljajo v industriji za predelavo nafte in zemeljskega plina ter petrokemični industriji.

General Information

Status
Withdrawn
Public Enquiry End Date
30-Jul-2014
Publication Date
30-Aug-2015
Withdrawal Date
13-Sep-2017
Technical Committee
Current Stage
9900 - Withdrawal (Adopted Project)
Start Date
14-Sep-2017
Due Date
07-Oct-2017
Completion Date
14-Sep-2017

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Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN ISO 24817:2015
01-oktober-2015
1DGRPHãþD
SIST-TS CEN ISO/TS 24817:2012
3HWURNHPLþQDLQGXVWULMDWHULQGXVWULMD]DSUHGHODYRQDIWHLQ]HPHOMVNHJDSOLQD
3RSUDYLODFHYRYRGRYVNRPSR]LWQLPLPDWHULDOL2FHQLWHYLQQDþUWRYDQMHPRQWDåD
SUHVNXãDQMHLQQDG]RU ,62
Petroleum, petrochemical and natural gas industries - Composite repairs for pipework -
Qualification and design, installation, testing and inspection (ISO 24817:2015)
Erdöl-, petrochemische und Erdgasindustrie - Reparatur von Rohrleitungen mit
Verbundwerkstoffen - Bewertung und Ausführung, Montage, Test und Inspektion (ISO
24817:2015)
Industries du pétrole, de la pétrochimie et du gaz naturel - Réparations en matériau
composite pour canalisations: Conformité aux exigences de performance et conception,
installation, essai et inspection (ISO 24817:2015)
Ta slovenski standard je istoveten z: EN ISO 24817:2015
ICS:
75.180.20 Predelovalna oprema Processing equipment
SIST EN ISO 24817:2015 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 24817:2015

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SIST EN ISO 24817:2015

EUROPEAN STANDARD
EN ISO 24817

NORME EUROPÉENNE

EUROPÄISCHE NORM
August 2015
ICS 75.180.20 Supersedes CEN ISO/TS 24817:2011
English Version
Petroleum, petrochemical and natural gas industries - Composite
repairs for pipework - Qualification and design, installation,
testing and inspection (ISO 24817:2015)
Industries du pétrole, de la pétrochimie et du gaz naturel - Erdöl-, petrochemische und Erdgasindustrie - Reparatur
Réparations en matériau composite pour canalisations: von Rohrleitungen mit Verbundwerkstoffen - Bewertung und
Conformité aux exigences de performance et conception, Ausführung, Montage, Test und Inspektion (ISO
installation, essai et inspection (ISO 24817:2015) 24817:2015)
This European Standard was approved by CEN on 6 June 2015.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European
Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national
standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same
status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United
Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2015 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 24817:2015 E
worldwide for CEN national Members.

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SIST EN ISO 24817:2015
EN ISO 24817:2015 (E)
Contents Page
European foreword .3

2

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SIST EN ISO 24817:2015
EN ISO 24817:2015 (E)
European foreword
This document (EN ISO 24817:2015) has been prepared by Technical Committee ISO/TC 67 "Materials,
equipment and offshore structures for petroleum, petrochemical and natural gas industries" in collaboration
with Technical Committee CEN/TC 12 “Materials, equipment and offshore structures for petroleum,
petrochemical and natural gas industries” the secretariat of which is held by AFNOR.
This European Standard shall be given the status of a national standard, either by publication of an identical
text or by endorsement, at the latest by February 2016, and conflicting national standards shall be withdrawn
at the latest by February 2016.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights.
This document supersedes CEN ISO/TS 24817:2011.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following
countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech
Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece,
Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,
Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.
Endorsement notice
The text of ISO 24817:2015 has been approved by CEN as EN ISO 24817:2015 without any modification.
3

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SIST EN ISO 24817:2015

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SIST EN ISO 24817:2015
INTERNATIONAL ISO
STANDARD 24817
First edition
2015-08-01
Petroleum, petrochemical and natural
gas industries — Composite repairs for
pipework — Qualification and design,
installation, testing and inspection
Industries du pétrole, de la pétrochimie et du gaz naturel —
Réparations en matériau composite pour canalisations: Conformité aux
exigences de performance et conception, installation, essai et inspection
Reference number
ISO 24817:2015(E)
©
ISO 2015

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SIST EN ISO 24817:2015
ISO 24817:2015(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2015, Published in Switzerland
All rights reserved. Unless otherwise specified, 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
Ch. de Blandonnet 8 • CP 401
CH-1214 Vernier, Geneva, Switzerland
Tel. +41 22 749 01 11
Fax +41 22 749 09 47
copyright@iso.org
www.iso.org
ii © ISO 2015 – All rights reserved

---------------------- Page: 8 ----------------------

SIST EN ISO 24817:2015
ISO 24817:2015(E)

Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 Symbols and abbreviated terms . 6
4.1 Symbols . 6
4.2 Abbreviated terms . 9
5 Applications . 9
6 Summary of key issues .11
7 Qualification and design .13
7.1 Repair feasibility assessment .13
7.2 Repair class .13
7.3 Repair design lifetime .14
7.4 Required data .15
7.4.1 Background.15
7.4.2 Original equipment design data .15
7.4.3 Maintenance and operational histories .15
7.4.4 Service condition data .15
7.4.5 Repair system qualification data.15
7.5 Design methodology.17
7.5.1 Overview .17
7.5.2 Environmental compatibility .19
7.5.3 Design temperature effects .19
7.5.4 Design based on substrate load sharing (defect type A) .21
7.5.5 Design based on repair laminate allowable strains (defect type A) .23
7.5.6 Design based on repair-allowable stresses determined by performance
testing (defect type A) .24
7.5.7 Design of repairs for through-wall defects (defect type B) .25
7.5.8 Axial extent of repair .28
7.5.9 Optional design considerations .29
7.5.10 Dent and/or gouge type defects .33
7.5.11 Fretting type defects .33
7.5.12 Delamination or blister type defects .33
7.5.13 Repair of other components .34
7.5.14 Design output .37
7.6 Re-qualification of the repair system .37
7.6.1 Overview .37
7.6.2 For type A defect repairs .37
7.6.3 For type B defect repairs .37
8 Installation .38
8.1 Storage conditions .38
8.2 Documentation prior to repair application .38
8.2.1 Method statement .38
8.2.2 Work pack .38
8.3 Installer qualifications .39
8.4 Installation procedure .39
8.5 Repair completion documentation .40
8.6 Live repairs .41
8.7 Repair of clamps, piping components, tanks, or vessels .42
8.8 Environmental considerations .42
© ISO 2015 – All rights reserved iii

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SIST EN ISO 24817:2015
ISO 24817:2015(E)

9 Testing and inspection .42
9.1 General .42
9.2 Allowable defects for the repair system .43
9.3 Repair of defects within the repair system .46
9.4 Inspection methods .46
9.5 Repair system maintenance and remedial options .46
9.5.1 Overview .46
9.5.2 Condition of the repair - visual inspection .46
9.5.3 Condition of the pipe substrate .47
9.5.4 Remedial options .47
9.5.5 Extension (re-validation) of repair design lifetime .47
9.5.6 Future modifications .48
10 System testing .48
11 Decommissioning .49
Annex A (normative) Design data sheet.50
Annex B (normative) Qualification data .53
Annex C (normative) Short-term pipe spool survival test .57
Annex D (normative) Measurement of γ for through-wall defect calculation .59
LCL
Annex E (normative) Measurement of performance test data .62
Annex F (normative) Measurement of impact performance .65
Annex G (normative) Measurement of the degradation factor .66
Annex H (informative) Axial extent of repair look-up table .68
Annex I (normative) Installer qualification .70
Annex J (informative) Installation requirements and guidance .73
Annex K (informative) Design considerations.75
Annex L (informative) Management of the integrity of composite repair systems to
pipework and vessels .80
Bibliography .84
iv © ISO 2015 – All rights reserved

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SIST EN ISO 24817:2015
ISO 24817:2015(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 meaning of ISO specific terms and expressions related to conformity
assessment, as well as information about ISO’s adherence to the WTO principles in the Technical
Barriers to Trade (TBT) see the following URL: Foreword - Supplementary information
The committee responsible for this document is ISO/TC 67, Materials, equipment and offshore structures for
petroleum, petrochemical and natural gas industries, Subcommittee SC 6, Processing equipment and systems.
This first edition cancels and replaces ISO/TS 24817:2006, which has been technically revised.
© ISO 2015 – All rights reserved v

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SIST EN ISO 24817:2015
ISO 24817:2015(E)

Introduction
The objective of this International Standard is to ensure that pipework, pipelines, tanks, and vessels
repaired using composite systems that are qualified, designed, installed, and inspected using this
International Standard will meet the specified performance requirements. Repair systems are designed
for use within the petroleum, petrochemical, and natural gas industries and also within utility service
applications. The main users of this International Standard will be plant and equipment owners of the
pipework and vessels, design contractors, suppliers contracted to provide the repair system, certifying
authorities, installation, maintenance, and inspection contractors.
vi © ISO 2015 – All rights reserved

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SIST EN ISO 24817:2015
INTERNATIONAL STANDARD ISO 24817:2015(E)
Petroleum, petrochemical and natural gas industries —
Composite repairs for pipework — Qualification and
design, installation, testing and inspection
1 Scope
This International Standard gives requirements and recommendations for the qualification and
design, installation, testing, and inspection for the external application of composite repair systems to
corroded or damaged pipework, pipelines, tanks, and vessels used in the petroleum, petrochemical, and
natural gas industries.
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
ISO 75-3, Plastics — Determination of temperature of deflection under load — Part 3: High-strength
thermosetting laminates and long-fibre-reinforced plastics
ISO 527-1, Plastics — Determination of tensile properties — Part 1: General principles
ISO 527-4, Plastics — Determination of tensile properties — Part 4: Test conditions for isotropic and
orthotropic fibre-reinforced plastic composites
ISO 868, Plastics and ebonite — Determination of indentation hardness by means of a durometer
(Shore hardness)
ISO 10952, Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes and fittings —
Determination of the resistance to chemical attack for the inside of a section in a deflected condition
ISO 11357-2, Plastics — Differential scanning calorimetry (DSC) — Part 2: Determination of glass transition
temperature and glass transition step height
ISO 11359-2, Plastics — Thermomechanical analysis (TMA) — Part 2: Determination of coefficient of linear
thermal expansion and glass transition temperature
ISO 14692, Petroleum and natural gas industries — Glass-reinforced plastics (GRP) piping
ASTM C581, Standard Practice for Determining Chemical Resistance of Thermosetting Resins Used in Glass-
Reinforced Structures Intended for Liquid Service
ASTM D543, Standard Practices for Evaluating the Resistance of Plastics to Chemical Reagents
ASTM D696, Standard Test Method for Coefficient of Linear Thermal Expansion of Plastics Between Minus
30°C and 30°C with a Vitreous Silica Dilatometer
ASTM D1598, Standard Test Method for Time-to-Failure of Plastic Pipe under Constant Internal Pressure
ASTM D1599, Standard Test Method for Resistance to Short-Time Hydraulic Pressure of Plastic Pipe,
Tubing, and Fittings
ASTM D2583, Standard Test Method for Indentation Hardness of Rigid Plastics by Means of a Barcol Impressor
ASTM D2992, Standard Practice for Obtaining Hydrostatic or Pressure Design Basis for Fiberglass (Glass-
Fiber-Reinforced Thermosetting-Resin) Pipe and Fittings
© ISO 2015 – All rights reserved 1

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SIST EN ISO 24817:2015
ISO 24817:2015(E)

ASTM D3039, Standard Test Method for Tensile Properties of Polymer Matrix Composite Materials
ASTM D3165, Standard Test Method for Strength Properties of Adhesives in Shear by Tension Loading of
Single-Lap-Joint Laminated Assemblies
ASTM D3681, Standard Test Method for Chemical Resistance of Fiberglass (Glass-Fiber-Reinforced
Thermosetting Resin) Pipe in a Deflected Condition
ASTM D5379, Standard Test Method for Shear Properties of Composite Materials by the V-Notched Beam
Method
ASTM D6604, Standard Practice for Glass Transition Temperatures of Hydrocarbon Resins by Differential
Scanning Calorimetry
ASTM E831, Standard  Test  Method  for  Linear  Thermal  Expansion  of  Solid  Materials  by
Thermomechanical Analysis
ASTM E1640, Standard Test Method for Assignment of the Glass Transition Temperature by Dynamic
Mechanical Analysis
ASTM E2092, Standard  Test  Method  for  Distortion  Temperature  in  Three-Point  Bending  by
Thermomechanical Analysis
ASTM G8, Standard Test Methods for Cathodic Disbonding of Pipeline Coatings
BS 7910, Guide to methods for assessing the acceptability of flaws in metallic structures
EN 59, Methods of testing plastics — Glass reinforced plastics — Measurement of hardness by means of a
Barcol impressor (BS 2782-10, Method 1001, Measurement of hardness by means of a Barcol impresser)
EN 1465, Adhesives — Determination of tensile lap shear strength of rigid-to-rigid bonded assemblies
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
anisotropic
exhibiting different physical properties in different directions
3.2
Barcol hardness
measure of surface hardness using a surface impresser
3.3
blister
air void between layers within the laminate visible on the surface as a raised area
3.4
composite
thermoset resin system that is reinforced by fibres
3.5
crack
split in the laminate extending through the wall (perpendicular to the surface) such that there is actual
separation with opposite surfaces visible
3.6
cure
curing
setting of a thermosetting resin system, such as polyester or epoxy, by an irreversible chemical reaction
2 © ISO 2015 – All rights reserved

---------------------- Page: 14 ----------------------

SIST EN ISO 24817:2015
ISO 24817:2015(E)

3.7
cure schedule
time-temperature profile qualified to generate a specified T or HDT
g
3.8
defect type A
defect within the substrate, not through-wall and not expected to become through-wall within the
repair design lifetime of the repair system
3.9
defect type B
through-wall defect or a defect within
...

SLOVENSKI STANDARD
oSIST prEN ISO 24817:2014
01-julij-2014
3HWURNHPLþQDLQGXVWULMDWHULQGXVWULMD]DSUHGHODYRQDIWHLQ]HPHOMVNHJDSOLQD
3RSUDYLODFHYRYRGRYVNRPSR]LWQLPLPDWHULDOL2FHQLWHYLQQDþUWRYDQMHPRQWDåD
SUHVNXãDQMHLQQDG]RU ,62',6
Petroleum, petrochemical and natural gas industries - Composite repairs for pipework -
Qualification and design, installation, testing and inspection (ISO/DIS 24817:2014)
Erdöl-, petrochemische und Erdgasindustrie - Reparatur von Rohrleitungen mit
Verbundwerkstoffen - Bewertung und Ausführung, Montage, Test und Inspektion
(ISO/DIS 24817:2014)
Industries du pétrole, de la pétrochimie et du gaz naturel - Réparations en matériau
composite pour canalisations: Conformité aux exigences de performance et conception,
installation, essai et inspection (ISO/DIS 24817:2014)
Ta slovenski standard je istoveten z: prEN ISO 24817
ICS:
75.180.20 Predelovalna oprema Processing equipment
oSIST prEN ISO 24817:2014 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
oSIST prEN ISO 24817:2014

---------------------- Page: 2 ----------------------
oSIST prEN ISO 24817:2014
DRAFT INTERNATIONAL STANDARD
ISO/DIS 24817
ISO/TC 67/SC 6 Secretariat: AFNOR
Voting begins on: Voting terminates on:
2014-04-24 2014-09-24
Petroleum, petrochemical and natural gas industries —
Composite repairs for pipework — Qualification and
design, installation, testing and inspection
Industries du pétrole, de la pétrochimie et du gaz naturel — Réparations en matériau composite pour
canalisations: Conformité aux exigences de performance et conception, installation, essai et inspection
[Revision of first edition (ISO/TS 24817:2006)]
ICS: 75.180.20
ISO/CEN PARALLEL PROCESSING
This draft has been developed within the International Organization for
Standardization (ISO), and processed under the ISO lead mode of collaboration
as defined in the Vienna Agreement.
This draft is hereby submitted to the ISO member bodies and to the CEN member
bodies for a parallel five month enquiry.
Should this draft be accepted, a final draft, established on the basis of comments
received, will be submitted to a parallel two-month approval vote in ISO and
THIS DOCUMENT IS A DRAFT CIRCULATED
formal vote in CEN.
FOR COMMENT AND APPROVAL. IT IS
THEREFORE SUBJECT TO CHANGE AND MAY
NOT BE REFERRED TO AS AN INTERNATIONAL
STANDARD UNTIL PUBLISHED AS SUCH.
To expedite distribution, this document is circulated as received from the
IN ADDITION TO THEIR EVALUATION AS
committee secretariat. ISO Central Secretariat work of editing and text
BEING ACCEPTABLE FOR INDUSTRIAL,
composition will be undertaken at publication stage.
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 24817:2014(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 2014

---------------------- Page: 3 ----------------------
oSIST prEN ISO 24817:2014
ISO/DIS 24817:2014(E)

Copyright notice
This ISO document is a Draft International Standard and is copyright-protected by ISO. Except as
permitted under the applicable laws of the user’s country, neither this ISO draft nor any extract
from it may be reproduced, stored in a retrieval system or transmitted in any form or by any means,
electronic, photocopying, recording or otherwise, without prior written permission being secured.
Requests for permission to reproduce should be addressed to either ISO at the address below or ISO’s
member body in the country of the requester.
ISO copyright office
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Reproduction may be subject to royalty payments or a licensing agreement.
Violators may be prosecuted.
ii © ISO 2014 – All rights reserved

---------------------- Page: 4 ----------------------
oSIST prEN ISO 24817:2014
ISO/CD 24817
Contents Page
1  Scope . 1
2  Normative references . 1
3  Terms and definitions . 2
4  Symbols and abbreviated terms . 6
4.1  Symbols . 6
4.2  Abbreviated terms . 9
5  Applications . 10
6  Summary of key issues . 11
7  Qualification and design . 13
7.1  Repair feasibility assessment . 13
7.2  Repair class . 14
7.3  Repair design lifetime . 15
7.4  Required data . 15
7.4.1  Background . 15
7.4.2  Original equipment design data . 15
7.4.3  Maintenance and operational histories . 16
7.4.4  Service condition data . 16
7.4.5  Repair system qualification data . 16
7.5  Design methodology . 17
7.5.1  Overview . 17
7.5.2  Environmental compatibility . 20
7.5.3  Design temperature effects . 20
7.5.4  Design based on substrate load sharing (defect type A) . 21
7.5.5  Design based on repair laminate allowable strains (defect type A) . 23
7.5.6  Design based on repair-allowable stresses determined by performance testing (defect
type A). 25
7.5.7  Design of repairs for through-wall defects (defect type B) . 26
7.5.8  Axial extent of repair . 28
7.5.9  Optional design considerations . 30
7.5.10  Dent and/or gouge type defects . 33
7.5.11  Fretting type defects . 34
7.5.12  Delamination or blister type defects . 34
7.5.13  Repair of other components . 34
7.5.14  Design output . 37
7.6  Re-qualification of the repair system . 37
7.6.1  Overview . 37
7.6.2  For type A defect repairs . 37
7.6.3  For type B defect repairs . 38
8  Installation . 38
8.1  Storage conditions . 38
8.2  Documentation prior to repair application . 38
8.2.1  Method statement . 38
8.2.2  Work pack . 38
8.3  Installer qualifications . 39
8.4  Installation procedure . 39
8.5  Repair completion documentation . 40
8.6  Live repairs . 42
8.7  Repair of clamps, piping components, tanks or vessels . 42
8.8  Environmental considerations . 42
9  Testing and inspection . 42
© ISO 2013 – All rights reserved iii

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ISO/CD 24817
9.1  Introduction .42
9.2  Allowable defects for the repair system .43
9.3  Repair of defects within the repair system .46
9.4  Inspection methods .46
9.5  Repair system maintenance and remedial options .46
9.5.1  Overview .46
9.5.2  Condition of the repair - visual inspection .46
9.5.3  Condition of the pipe substrate .47
9.5.4  Remedial options .47
9.5.5  Extension (re-validation) of repair design lifetime .48
9.5.6  Future modifications .48
10  System testing .48
11  Decommissioning .49
Annex A (normative) Design data sheet .50
Annex B (normative) Qualification data .53
B.1  Introduction .53
B.2  Data for repair laminates .53
B.3  Data for interface adhesion strength .54
B.4  Requirements for repairs to substrates with non through-wall defects (Type A design
case) .54
B.5  Requirements for repairs to substrates with through-wall defects (Type B design case) .54
B.6  Performance testing .54
B.7  Other components .55
B.8  Summary qualification test reports .55
Annex C (normative) Short-term pipe spool survival test .57
C.1  Introduction .57
C.2  Method .57
C.3  Report .58
Annex D (normative) Measurement of  for through-wall defect calculation .59
LCL
D.1  Introduction .59
D.2  Method .59
D.3  Calculation of  .59
LCL
D.4  Qualification of other substrates .61
D.5  Test report .61
Annex E (normative) Measurement of performance test data .62
E.1  Introduction .62
E.2  Methods .62
E.2.1  Survival testing .62
E.2.2  Regression testing.63
E.2.3  Representative coupon testing .63
E.3  Test report .64
Annex F (normative) Measurement of impact performance .65
F.1  Introduction .65
F.2  Method .65
F.3  Test report .65
Annex G (normative) Measurement of the degradation factor .66
G.1  Introduction .66
G.2  Method .66
G.3  Calculation of the degradation factor .66
G.4  Test report .67
Annex H (informative) Axial extent of repair look-up table .68
Annex I (normative) Installer qualification .70
Annex J (informative) Installation requirements and guidance .73
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J.1  Introduction . 73
J.2  Surface preparation . 73
J.3  Laminate lay-up . 73
J.4  Cure . 74
Annex K (informative) Design considerations . 75
Annex L (informative) Management of the integrity of composite repair systems to pipework and
vessels . 80
L.1  Engineered composite repairs: Owner responsibilities . 80
L.1.1  Composite repair management system – Task 1 . 81
L.1.2  Pre-application requirements – Task 2 . 81
L.1.3  Immediately post-application requirements – Task 3 . 81
L.1.4  On-going integrity management through repair design life – Task 4 . 82
L.1.5  Decommissioning of engineered composite repair – Task 5 . 82

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oSIST prEN ISO 24817:2014
ISO/CD 24817
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.
International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.
The main task of technical committees is to prepare International Standards. Draft International Standards
adopted by the technical committees are circulated to the member bodies for voting. Publication as an
International Standard requires approval by at least 75 % of the member bodies casting a vote.
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.
ISO 24817 was prepared by Technical Committee ISO/TC 67, Petroleum, petrochemical and natural gas
industries, Subcommittee SC 6, .
This second/third/. edition cancels and replaces the first/second/. edition (), [clause(s) / subclause(s) /
table(s) / figure(s) / annex(es)] of which [has / have] been technically revised.
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oSIST prEN ISO 24817:2014
ISO/CD 24817
Introduction
The objective of ISO 24817 is to ensure that pipework, pipelines, tanks and vessels repaired using composite
systems that are qualified, designed, installed and inspected using ISO 24817 will meet the specified
performance requirements. Repair systems are designed for use within the petroleum, petrochemical and
natural gas industries and also within utility service applications. The main users of this standard will be plant
and equipment owners of the pipework and vessels, design contractors, suppliers contracted to provide the
repair system, certifying authorities, installation, maintenance and inspection contractors.
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oSIST prEN ISO 24817:2014

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oSIST prEN ISO 24817:2014
COMMITTEE DRAFT ISO/CD 24817

Petroleum, petrochemical and natural gas industries —
Composite repairs for pipework and vessels — Qualification
and design, installation, testing and inspection
1 Scope
ISO 24817 gives requirements and recommendations for the qualification and design, installation, testing and
inspection for the external application of composite repair systems to corroded or damaged pipework,
pipelines, tanks and vessels used in the petroleum, petrochemical and natural gas industries.
2 Normative references
The following referenced documents are indispensable for the application 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 75-3, Plastics — Determination of temperature of deflection under load — Part 3: High-strength
thermosetting laminates and long-fibre-reinforced plastics
ISO 527-1, Plastics — Determination of tensile properties — Part 1: General principles
ISO 527-4, Plastics — Determination of tensile properties — Part 4: Test conditions for isotropic and
orthotropic fibre-reinforced plastic composites
ISO 868, Plastics and ebonite — Determination of indentation hardness by means of a durometer (Shore
hardness)
ISO 10952, Plastics piping systems -- Glass-reinforced thermosetting plastics (GRP) pipes and fittings —
Determination of resistance to chemical attack on the inside of a section in deflected condition
ISO 11357-2, Plastics — Differential scanning calorimetry (DSC) — Part 2: Determination of glass transition
temperature
ISO 11359-2, Plastics — Thermomechanical analysis (TMA) — Part 2: Determination of coefficient of linear
thermal expansion and glass transition temperature
ISO 14692, Petroleum and natural gas industries — Glass-reinforced plastics (GRP) piping (all parts)
ASME FFS-1 / API RP 579, Fitness-For-Service (Recommended Practice)
ASME B31G, Manual, Determining Remaining Strength of Corroded Pipelines: Supplement to B31 Code-
Pressure Piping
ASME PCC-2-2011 Part 5 Article 5.1, Pressure and tightness testing of piping and equipment
ASTM C581, Standard Practice for Determining Chemical Resistance of Thermosetting Resins Used in Glass-
Reinforced Structures Intended for Liquid Service
ASTM D543, Standard Practices for Evaluating the Resistance of Plastics to Chemical Reagents
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oSIST prEN ISO 24817:2014
ISO/CD 24817
ASTM D696, Standard Test Method for Coefficient of Linear Thermal Expansion of Plastics Between Minus
30°C and 30°C with a Vitreous Silica Dilatometer
ASTM D1598, Standard Test Method for Time-to-Failure of Plastic Pipe under Constant Internal Pressure
ASTM D1599, Standard Test Method for Resistance to Short-Time Hydraulic Pressure of Plastic Pipe, Tubing,
and Fittings
ASTM D2583, Standard Test Method for Indentation Hardness of Rigid Plastics by Means of a Barcol
Impressor
ASTM D2992, Standard Practice for Obtaining Hydrostatic or Pressure Design Basis for Fiberglass (Glass-
Fiber-Reinforced Thermosetting-Resin) Pipe and Fittings
ASTM D3039, Standard Test Method for Tensile Properties of Polymer Matrix Composite Materials
ASTM D3165, Standard Test Method for Strength Properties of Adhesives in Shear by Tension Loading of
Single-Lap-Joint Laminated Assemblies
ASTM D3681, Standard Test Method for Chemical Resistance of Fiberglass (Glass-Fiber-Reinforced
Thermosetting Resin) Pipe in a Deflected Condition
ASTM D5379, Standard Test Method for Shear Properties of Composite Materials by the V-Notched Beam
Method
ASTM D6604, Standard Practice for Glass Transition Temperatures of Hydrocarbon Resins by Differential
Scanning Calorimetry
ASTM E831, Standard Test Method for Linear Thermal Expansion of Solid Materials by Thermomechanical
Analysis
ASTM E1640, Standard Test Method for Assignment of the Glass Transition Temperature by Dynamic
Mechanical Analysis
ASTM E2092, Standard Test Method for Distortion Temperature in Three-Point Bending by
Thermomechanical Analysis
ASTM G8, Standard Test Methods for Cathodic Disbonding of Pipeline Coatings
AWWA M45, Fiberglass Pipe Design
BS 7910, Guide to methods for assessing the acceptability of flaws in metallic structures
BS EN 13121, GRP tanks and vessels for use above ground.
EN 59, Methods of testing plastics — Glass reinforced plastics — Measurement of hardness by means of a
Barcol impressor (BS 2782-10, Method 1001, Measurement of hardness by means of a Barcol impresser)
EN 1465, Adhesives — Determination of tensile lap shear strength of rigid-to-rigid bonded assemblies
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
anisotropic
exhibiting different physical properties in different directions
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ISO/CD 24817
3.2
Barcol hardness
measure of surface hardness using a surface impresser
3.3
blister
an air void between layers within the laminate visible on the surface as a raised area
3.4
composite
thermoset resin system that is reinforced by fibres
3.5
crack
a split in the laminate extending through the wall (perpendicular to the surface) such that there is actual
separation with opposite surfaces visible
3.6
cure
curing
setting of a ther
...

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