ISO 24817:2017
(Main)Petroleum, petrochemical and natural gas industries — Composite repairs for pipework — Qualification and design, installation, testing and inspection
Petroleum, petrochemical and natural gas industries — Composite repairs for pipework — Qualification and design, installation, testing and inspection
ISO 24817:2017 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.
Industries du pétrole, de la pétrochimie et du gaz naturel — Réparations en matériau composite pour canalisations — Qualification et conception, installation, essai et inspection
L'ISO 24817:2017 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.
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INTERNATIONAL ISO
STANDARD 24817
Second edition
2017-08
Corrected version
2018-01
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 24817:2017(E)
©
ISO 2017
---------------------- Page: 1 ----------------------
ISO 24817:2017(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2017, 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 2017 – All rights reserved
---------------------- Page: 2 ----------------------
ISO 24817:2017(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 .14
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.16
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 .30
7.5.10 Dent and/or gouge type defects .34
7.5.11 Fretting type defects .34
7.5.12 Delamination or blister type defects .34
7.5.13 Repair of other components .35
7.5.14 Design output .38
7.6 Re-qualification of the repair system .38
7.6.1 Overview .38
7.6.2 For type A defect repairs .38
7.6.3 For type B defect repairs .38
8 Installation .39
8.1 Storage conditions .39
8.2 Documentation prior to repair application .39
8.2.1 Method statement .39
8.2.2 Work pack .39
8.3 Installer qualifications .40
8.4 Installation procedure .40
8.5 Repair completion documentation .41
8.6 Live repairs .43
8.7 Repair of clamps, piping components, tanks, or vessels .43
8.8 Environmental considerations .43
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ISO 24817:2017(E)
9 Testing and inspection .43
9.1 General .43
9.2 Allowable defects for the repair system .44
9.3 Repair of defects within the repair system .47
9.4 Inspection methods .48
9.5 Repair system maintenance and remedial options .48
9.5.1 Overview .48
9.5.2 Condition of the repair - visual inspection .48
9.5.3 Condition of the pipe substrate .49
9.5.4 Remedial options .49
9.5.5 Extension (revalidation) of repair design lifetime .49
9.5.6 Future modifications .50
10 System testing .50
11 Decommissioning .51
Annex A (normative) Design data sheet.52
Annex B (normative) Qualification data .55
Annex C (normative) Short-term pipe spool survival test .59
Annex D (normative) Measurement of γ for through-wall defect calculation .61
LCL
Annex E (normative) Measurement of performance test data .64
Annex F (normative) Measurement of impact performance .67
Annex G (normative) Measurement of the degradation factor .68
Annex H (informative) Axial extent of repair look-up table .70
Annex I (normative) Installer qualification .72
Annex J (informative) Installation requirements and guidance .75
Annex K (informative) Design considerations.77
Annex L (informative) Management of the integrity of composite repair systems to
pipework and vessels .82
Bibliography .86
iv © ISO 2017 – All rights reserved
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ISO 24817:2017(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 67, Materials, equipment and offshore
structures for petroleum, petrochemical and natural gas industries, Subcommittee SC 6, Processing
equipment and systems.
This second edition cancels and replaces the first edition (ISO 24817:2015), which has been technically
revised.
This corrected version of ISO 24817:2017 incorporates the following correction:
4
— in 7.5.7, Formula (15), “D4” has been replaced by “D ”.
© ISO 2017 – All rights reserved v
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ISO 24817:2017(E)
Introduction
The objective of this document is to ensure that pipework, pipelines, tanks and vessels repaired using
composite systems that are qualified, designed, installed and inspected using this document 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 document 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 2017 – All rights reserved
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INTERNATIONAL STANDARD ISO 24817:2017(E)
Petroleum, petrochemical and natural gas industries —
Composite repairs for pipework — Qualification and
design, installation, testing and inspection
1 Scope
This document 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 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 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 2017 – All rights reserved 1
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ISO 24817:2017(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.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at http://www.iso.org/obp
— IEC Electropedia: available at http://www.electropedia.org/
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
2 © ISO 2017 – All rights reserved
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ISO 24817:2017(E)
3.6
cure
curing
setting of a thermosetting resin system, such as polyester or epoxy, by an irreversible chemical reaction
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 the substrate where at the end of service life the remaining wall
thickness is less than 1 mm
3.10
defined lifetime
actual application or service lifetime of the repair
3.11
delamination
area between the repair laminate and the substrate which should be bonded together but where no
bond exists, or an area of separation between layers in the repair laminate
3.12
design lifetime
maximum application lifetime of the repair
3.13
differential scanning calorimetry
DSC
method of determining the glass transition temperature of a thermosetting resin
3.14
dry spot or un-impregnated/dry fibre
area of fibre not impregnated with resin, with bare, exposed fibre visible
3.15
engineered repair
repair which has been designed and applied under a specified, controlled process so that under the
design conditions, there is a high degree of confidence that the repair will maintain its integrity over
the design lifetime
3.16
exposed fibre
area of fibre not impregnated with resin that projects from the body of the repair
3.17
foreign matter
any substance other than the reinforcing fibre or other materials that form part of the repair system
3.18
finishing materials
final layer of material to help compact the repair laminate, typically a polymeric film or a fabric
Note 1 to entry: They should be fully removed after the repair has hardened and before the repair is inspected or
painted.
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ISO 24817:2017(E)
3.19
glass transition temperature
temperature at which a resin undergoes a marked change in physical properties
3.20
hardener
component added to a thermosetting resin to effect cure
3.21
heat distortion temperature
HDT
temperature at which a standard test bar deflects by a specified amount under a given load
3.22
installer
person who is qualified to apply a composite repair system
3.23
filler material
material used to repair external surface imperfections prior to the application of the composite laminate
3.24
laminate
repair laminate
part of a repair system that is the composite
Note 1 to entry: Most composites considered in this document are composed of discrete lamina or layers which
are wrapped or stacked, one on top of the other. This stacked construction is the laminate.
3.25
layer
individual layer or wrap within the composite laminate
3.26
leak
condition of a substrate wall that can allow the contents to make contact with and act directly upon the
(composite) repair laminate
Note 1 to entry: This does not refer to a fluid leaking through a hole or breach in the substrate.
3.27
occasional load
load that occurs rarely and during a short time
Note 1 to entry: Occasional loads typically occur less than 10 times in the life of the component and each load
duration is less than 30 min.
3.28
owner
organization that owns or operates the substrate to be repaired
3.29
pin hole
pin-prick hole in the resin rich surface, not extending into the laminate
3.30
pipeline
pipe with components subject to the same design conditions used to transport fluids between plants
Note 1 to entry: Components include bends, flanges and valves.
4 © ISO 2017 – All rights reserved
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ISO 24817:2017(E)
3.31
pipework
interconnected piping subject to the same set or sets of design conditions
3.32
piping
piping system
assemblies of piping components used to convey fluids within a plant
Note 1 to entry: Components include pipe, fittings, flanges, gaskets, bolting and valves. A piping system is often
above ground but sometimes buried.
3.33
pit
depression in the surface of the laminate
3.34
ply
single wrap or layer (lamina) of a repair laminate
3.35
post cure
additional elevated-temperature cure applied after resin has hardened to ensure the required glass
transition temperature is achieved
3.36
qualification application procedure
application procedure used to apply the repair system for the qualification tests
3.37
qualification test temperature
test temperature at which qualification testing of the repair system is performed
3.38
reinforcement
fibre embedded in the resin system
Note 1 to entry: Possible fibre materials include aramid, carbon, glass, polyester, or similar materials.
Reinforcement results in mechanical properties superior to those of the base resin.
3.39
repair system
system comprised of the substrate, composite material (repair laminate), filler material, adhesive and
including surface preparation and installation methods, used for repair of pipework
3.40
repair system installer
company that installs the repair system
3.41
repair system supplier
company that designs and supplies the repair system
3.42
resin system
all of the components that make up the matrix portion of a composite
Note 1 to entry: Often this includes a resin, filler(s), pigment, mechanical property modifiers and catalyst or
hardener.
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ISO 24817:2017(E)
3.43
risk
event encompassing what can happen (scenario), its likelihood (probability) and its level or degree of
damage (consequences)
3.44
substrate
surface on which a repair is carried out
Note 1 to entry: The surface may belong to original pipework, pipework component, pipeline, tank, or vessel.
3.45
supervisor
experienced installer who is qualified by succ
...
INTERNATIONAL ISO
STANDARD 24817
Second edition
2017-08
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 24817:2017(E)
©
ISO 2017
---------------------- Page: 1 ----------------------
ISO 24817:2017(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2017, 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 2017 – All rights reserved
---------------------- Page: 2 ----------------------
ISO 24817:2017(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 .14
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.16
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 .30
7.5.10 Dent and/or gouge type defects .34
7.5.11 Fretting type defects .34
7.5.12 Delamination or blister type defects .34
7.5.13 Repair of other components .35
7.5.14 Design output .38
7.6 Re-qualification of the repair system .38
7.6.1 Overview .38
7.6.2 For type A defect repairs .38
7.6.3 For type B defect repairs .38
8 Installation .39
8.1 Storage conditions .39
8.2 Documentation prior to repair application .39
8.2.1 Method statement .39
8.2.2 Work pack .39
8.3 Installer qualifications .40
8.4 Installation procedure .40
8.5 Repair completion documentation .41
8.6 Live repairs .43
8.7 Repair of clamps, piping components, tanks, or vessels .43
8.8 Environmental considerations .43
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ISO 24817:2017(E)
9 Testing and inspection .43
9.1 General .43
9.2 Allowable defects for the repair system .44
9.3 Repair of defects within the repair system .47
9.4 Inspection methods .48
9.5 Repair system maintenance and remedial options .48
9.5.1 Overview .48
9.5.2 Condition of the repair - visual inspection .48
9.5.3 Condition of the pipe substrate .49
9.5.4 Remedial options .49
9.5.5 Extension (revalidation) of repair design lifetime .49
9.5.6 Future modifications .50
10 System testing .50
11 Decommissioning .51
Annex A (normative) Design data sheet.52
Annex B (normative) Qualification data .55
Annex C (normative) Short-term pipe spool survival test .59
Annex D (normative) Measurement of γ for through-wall defect calculation .61
LCL
Annex E (normative) Measurement of performance test data .64
Annex F (normative) Measurement of impact performance .67
Annex G (normative) Measurement of the degradation factor .68
Annex H (informative) Axial extent of repair look-up table .70
Annex I (normative) Installer qualification .72
Annex J (informative) Installation requirements and guidance .75
Annex K (informative) Design considerations.77
Annex L (informative) Management of the integrity of composite repair systems to
pipework and vessels .82
Bibliography .86
iv © ISO 2017 – All rights reserved
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ISO 24817:2017(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: w w w . i s o .org/ iso/ foreword .html.
This document was prepared by Technical Committee ISO/TC 67, Materials, equipment and offshore
structures for petroleum, petrochemical and natural gas industries, Subcommittee SC 6, Processing
equipment and systems.
This second edition cancels and replaces the first edition (ISO 24817:2015), which has been technically
revised.
© ISO 2017 – All rights reserved v
---------------------- Page: 5 ----------------------
ISO 24817:2017(E)
Introduction
The objective of this document is to ensure that pipework, pipelines, tanks and vessels repaired using
composite systems that are qualified, designed, installed and inspected using this document 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 document 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 2017 – All rights reserved
---------------------- Page: 6 ----------------------
INTERNATIONAL STANDARD ISO 24817:2017(E)
Petroleum, petrochemical and natural gas industries —
Composite repairs for pipework — Qualification and
design, installation, testing and inspection
1 Scope
This document 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 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 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 2017 – All rights reserved 1
---------------------- Page: 7 ----------------------
ISO 24817:2017(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.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at http:// www .iso .org/ obp
— IEC Electropedia: available at http:// www .electropedia .org/
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
2 © ISO 2017 – All rights reserved
---------------------- Page: 8 ----------------------
ISO 24817:2017(E)
3.6
cure
curing
setting of a thermosetting resin system, such as polyester or epoxy, by an irreversible chemical reaction
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 the substrate where at the end of service life the remaining wall
thickness is less than 1 mm
3.10
defined lifetime
actual application or service lifetime of the repair
3.11
delamination
area between the repair laminate and the substrate which should be bonded together but where no
bond exists, or an area of separation between layers in the repair laminate
3.12
design lifetime
maximum application lifetime of the repair
3.13
differential scanning calorimetry
DSC
method of determining the glass transition temperature of a thermosetting resin
3.14
dry spot or un-impregnated/dry fibre
area of fibre not impregnated with resin, with bare, exposed fibre visible
3.15
engineered repair
repair which has been designed and applied under a specified, controlled process so that under the
design conditions, there is a high degree of confidence that the repair will maintain its integrity over
the design lifetime
3.16
exposed fibre
area of fibre not impregnated with resin that projects from the body of the repair
3.17
foreign matter
any substance other than the reinforcing fibre or other materials that form part of the repair system
3.18
finishing materials
final layer of material to help compact the repair laminate, typically a polymeric film or a fabric
Note 1 to entry: They should be fully removed after the repair has hardened and before the repair is inspected or
painted.
© ISO 2017 – All rights reserved 3
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ISO 24817:2017(E)
3.19
glass transition temperature
temperature at which a resin undergoes a marked change in physical properties
3.20
hardener
component added to a thermosetting resin to effect cure
3.21
heat distortion temperature
HDT
temperature at which a standard test bar deflects by a specified amount under a given load
3.22
installer
person who is qualified to apply a composite repair system
3.23
filler material
material used to repair external surface imperfections prior to the application of the composite laminate
3.24
laminate
repair laminate
part of a repair system that is the composite
Note 1 to entry: Most composites considered in this document are composed of discrete lamina or layers which
are wrapped or stacked, one on top of the other. This stacked construction is the laminate.
3.25
layer
individual layer or wrap within the composite laminate
3.26
leak
condition of a substrate wall that can allow the contents to make contact with and act directly upon the
(composite) repair laminate
Note 1 to entry: This does not refer to a fluid leaking through a hole or breach in the substrate.
3.27
occasional load
load that occurs rarely and during a short time
Note 1 to entry: Occasional loads typically occur less than 10 times in the life of the component and each load
duration is less than 30 min.
3.28
owner
organization that owns or operates the substrate to be repaired
3.29
pin hole
pin-prick hole in the resin rich surface, not extending into the laminate
3.30
pipeline
pipe with components subject to the same design conditions used to transport fluids between plants
Note 1 to entry: Components include bends, flanges and valves.
4 © ISO 2017 – All rights reserved
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ISO 24817:2017(E)
3.31
pipework
interconnected piping subject to the same set or sets of design conditions
3.32
piping
piping system
assemblies of piping components used to convey fluids within a plant
Note 1 to entry: Components include pipe, fittings, flanges, gaskets, bolting and valves. A piping system is often
above ground but sometimes buried.
3.33
pit
depression in the surface of the laminate
3.34
ply
single wrap or layer (lamina) of a repair laminate
3.35
post cure
additional elevated-temperature cure applied after resin has hardened to ensure the required glass
transition temperature is achieved
3.36
qualification application procedure
application procedure used to apply the repair system for the qualification tests
3.37
qualification test temperature
test temperature at which qualification testing of the repair system is performed
3.38
reinforcement
fibre embedded in the resin system
Note 1 to entry: Possible fibre materials include aramid, carbon, glass, polyester, or similar materials.
Reinforcement results in mechanical properties superior to those of the base resin.
3.39
repair system
system comprised of the substrate, composite material (repair laminate), filler material, adhesive and
including surface preparation and installation methods, used for repair of pipework
3.40
repair system installer
company that installs the repair system
3.41
repair system supplier
company that designs and supplies the repair system
3.42
resin system
all of the components that make up the matrix portion of a composite
Note 1 to entry: Often this includes a resin, filler(s), pigment, mechanical property modifiers and catalyst or
hardener.
© ISO 2017 – All rights reserved 5
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ISO 24817:2017(E)
3.43
risk
event encompassing what can happen (scenario), its likelihood (probability) and its level or degree of
damage (consequences)
3.44
substrate
surface on which a repair is carried out
Note 1 to entry: The surface may belong to original pipework, pipework component, pipeline, tank, or vessel.
3.45
supervisor
experienced installer who is qualified by successfully completing the supervisor training course
3.46
Shore hardness
measure of surface hardness using a surface impresser or durometer
3.47
...
NORME ISO
INTERNATIONALE 24817
Deuxième édition
2017-08
Industries du pétrole, de la
pétrochimie et du gaz naturel —
Réparations en matériau composite
pour canalisations — Qualification
et conception, installation, essai et
inspection
Petroleum, petrochemical and natural gas industries — Composite
repairs for pipework — Qualification and design, installation, testing
and inspection
Numéro de référence
ISO 24817:2017(F)
©
ISO 2017
---------------------- Page: 1 ----------------------
ISO 24817:2017(F)
DOCUMENT PROTÉGÉ PAR COPYRIGHT
© ISO 2017
Tous droits réservés. Sauf prescription différente ou nécessité dans le contexte de sa mise en oeuvre, aucune partie de cette
publication ne peut être reproduite ni utilisée sous quelque forme que ce soit et par aucun procédé, électronique ou mécanique,
y compris la photocopie, ou la diffusion sur l’internet ou sur un intranet, sans autorisation écrite préalable. Une autorisation peut
être demandée à l’ISO à l’adresse ci-après ou au comité membre de l’ISO dans le pays du demandeur.
ISO copyright office
Case postale 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Tél.: +41 22 749 01 11
Fax: +41 22 749 09 47
E-mail: copyright@iso.org
Web: www.iso.org
Publié en Suisse
ii © ISO 2017 – Tous droits réservés
---------------------- Page: 2 ----------------------
ISO 24817:2017(F)
Sommaire Page
Avant-propos .v
Introduction .vi
1 Domaine d'application . 1
2 Références normatives . 1
3 Termes et définitions . 2
4 Symboles et abréviations . 6
4.1 Symboles . 6
4.2 Abréviations . 9
5 Applications .10
6 Synthèse des principaux facteurs à considérer .12
7 Qualification et conception .14
7.1 Étude de faisabilité d’une réparation .14
7.2 Classe de réparation .15
7.3 Durée de vie théorique de la réparation .15
7.4 Données requises .16
7.4.1 Informations de base.16
7.4.2 Données de conception initiale des équipements.16
7.4.3 Historiques de suivi et de service.16
7.4.4 Données sur les conditions de service .16
7.4.5 Données de qualification du système de réparation .17
7.5 Méthodologie de conception .18
7.5.1 Vue d’ensemble .18
7.5.2 Compatibilité environnementale .20
7.5.3 Effets de la température de calcul .20
7.5.4 Conception basée sur la répartition des charges dans le substrat (défaut
de type A) .22
7.5.5 Dimensionnement basé sur les déformations admissibles du composite
de réparation (défaut de type A) .24
7.5.6 Conception basée sur les contraintes admissibles de la réparation
déterminées par des essais de performance (défaut de type A) .26
7.5.7 Dimensionnement des réparations pour les défauts traversants (défaut de
type B) .27
7.5.8 Étendue axiale de la réparation .29
7.5.9 Autres facteurs à prendre en compte pour le dimensionnement .31
7.5.10 Défauts de type enfoncement et/ou griffure .35
7.5.11 Défauts de type érosion .35
7.5.12 Défaut de type délaminage ou cloque .36
7.5.13 Réparation des autres composants .36
7.5.14 Données de sortie de dimensionnement .39
7.6 Re-qualification du système de réparation . .40
7.6.1 Vue d’ensemble .40
7.6.2 Pour les réparations de défauts du type A .40
7.6.3 Pour les réparations de défauts du type B .40
8 Installation .40
8.1 Conditions de stockage .40
8.2 Documentation avant application de la réparation .41
8.2.1 Procédure de mise en œuvre .41
8.2.2 Descriptif des travaux .41
8.3 Qualifications des installateurs .42
8.4 Mode opératoire d’installation .42
8.5 Documentation à fournir après réparation .43
© ISO 2017 – Tous droits réservés iii
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ISO 24817:2017(F)
8.6 Réparations en charge .44
8.7 Réparation des colliers, composants de canalisations, réservoirs ou appareils
à pression .45
8.8 Aspects environnementaux.45
9 Essais et contrôle .45
9.1 Généralités .45
9.2 Défauts admissibles pour le système de réparation .46
9.3 Réparation de défauts dans le système de réparation .49
9.4 Méthodes d’inspection .49
9.5 Suivi du système de réparation et actions correctives en option .49
9.5.1 Vue d’ensemble .49
9.5.2 État de la réparation - contrôle visuel .49
9.5.3 État du substrat de tube .50
9.5.4 Actions correctives en option .51
9.5.5 Extension (revalidation) de la durée de vie théorique d’une réparation .51
9.5.6 Futures modifications.52
10 Essais du système .52
11 Mise hors service .52
Annexe A (normative) Fiche de données de calcul .53
Annexe B (normative) Données de qualification .56
Annexe C (normative) Essai de survie à court terme d’un tronçon de tube .61
Annexe D (normative) Mesurage de γ pour le calcul des défauts traversants .63
LCL
Annexe E (normative) Mesurage des données d’essais de performances .67
Annexe F (normative) Mesurage de la résilience (tenue à l’impact).71
Annexe G (normative) Mesurage du facteur de dégradation .72
Annexe H (informative) Table de conversion de l’étendue axiale de la réparation .74
Annexe I (normative) Qualification des installateurs .76
Annexe J (informative) Exigences et lignes directrices pour l’installation .79
Annexe K (informative) Facteurs à prendre en compte pour le dimensionnement .81
Annexe L (informative) Gestion de l’intégrité des systèmes composites de réparation de
tuyauteries et d’appareils à pression .87
Bibliographie .92
iv © ISO 2017 – Tous droits réservés
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ISO 24817:2017(F)
Avant-propos
L'ISO (Organisation internationale de normalisation) est une fédération mondiale d'organismes
nationaux de normalisation (comités membres de l'ISO). L'élaboration des Normes internationales est
en général confiée aux comités techniques de l'ISO. Chaque comité membre intéressé par une étude
a le droit de faire partie du comité technique créé à cet effet. Les organisations internationales,
gouvernementales et non gouvernementales, en liaison avec l'ISO participent également aux travaux.
L'ISO collabore étroitement avec la Commission électrotechnique internationale (IEC) en ce qui
concerne la normalisation électrotechnique.
Les procédures utilisées pour élaborer le présent document et celles destinées à sa mise à jour sont
décrites dans les Directives ISO/IEC, Partie 1. Il convient, en particulier de prendre note des différents
critères d'approbation requis pour les différents types de documents ISO. Le présent document a été
rédigé conformément aux règles de rédaction données dans les Directives ISO/IEC, Partie 2 (voir www
.iso .org/ directives).
L'attention est attirée sur le fait que certains des éléments du présent document peuvent faire l'objet de
droits de propriété intellectuelle ou de droits analogues. L'ISO ne saurait être tenue pour responsable
de ne pas avoir identifié de tels droits de propriété et averti de leur existence. Les détails concernant
les références aux droits de propriété intellectuelle ou autres droits analogues identifiés lors de
l'élaboration du document sont indiqués dans l'Introduction et/ou dans la liste des déclarations de
brevets reçues par l'ISO (voir www .iso .org/ brevets).
Les appellations commerciales éventuellement mentionnées dans le présent document sont données
pour information, par souci de commodité, à l’intention des utilisateurs et ne sauraient constituer un
engagement.
Pour une explication de la nature volontaire des normes, la signification des termes et expressions
spécifiques de l'ISO liés à l'évaluation de la conformité, ou pour toute information au sujet de l'adhésion
de l'ISO aux principes de l’Organisation mondiale du commerce (OMC) concernant les obstacles
techniques au commerce (OTC), voir le lien suivant: www .iso .org/ avant -propos.
Le présent document a été élaboré par le comité technique ISO/TC 67, Matériel, équipement et structures
en mer pour les industries pétrolière, pétrochimique et du gaz naturel, sous-comité SC 6, Systèmes et
équipements de traitement.
Cette deuxième édition annule et remplace la première édition (ISO 24817:2015), qui a fait l’objet d’une
révision technique.
La présente version française de l'ISO 24817:2017 correspond à la version anglaise publiée le 2017-08
et corrigée le 2018-01.
© ISO 2017 – Tous droits réservés v
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ISO 24817:2017(F)
Introduction
L’objectif du présent document est de s’assurer que les tuyauteries, conduites de transport, réservoirs
et appareils à pression réparés en utilisant des systèmes composites qui sont qualifiés, conçus, installés
et contrôlés en utilisant le présent document satisferont aux exigences de performance spécifiées. Les
systèmes de réparation sont conçus pour être utilisés dans les industries du pétrole, de la pétrochimie
et du gaz naturel, ainsi que dans les applications de services généraux. Les principaux utilisateurs du
présent document seront les propriétaires/exploitants d’installations et d’équipements des tuyauteries
et des appareils à pression, les maîtres d’œuvre chargés de la conception, de l’installation, du suivi et
du contrôle, les sous-traitants chargés de la fourniture du système de réparation, et les organismes de
certification.
vi © ISO 2017 – Tous droits réservés
---------------------- Page: 6 ----------------------
NORME INTERNATIONALE ISO 24817:2017(F)
Industries du pétrole, de la pétrochimie et du gaz
naturel — Réparations en matériau composite pour
canalisations — Qualification et conception, installation,
essai et inspection
1 Domaine d'application
Le présent document 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.
2 Références normatives
Les documents suivants cités dans le texte constituent, pour tout ou partie de leur contenu, des
exigences du présent document. Pour les références datées, seule l’édition citée s’applique. Pour les
références non datées, la dernière édition du document de référence s'applique (y compris les éventuels
amendements).
ISO 75-3, Plastiques — Détermination de la température de fléchissement sous charge — Partie 3: Stratifiés
thermodurcissables à haute résistance et plastiques renforcés de fibres longues
ISO 527-1, Plastiques — Détermination des propriétés en traction — Partie 1: Principes généraux
ISO 527-4, Plastiques — Détermination des propriétés en traction — Partie 4: Conditions d'essai pour les
composites plastiques renforcés de fibres isotropes et orthotropes
ISO 868, Plastiques et ébonite — Détermination de la dureté par pénétration au moyen d'un duromètre
(dureté Shore)
ISO 10952, Systèmes de canalisations en matières plastiques — Tubes et raccords en plastiques
thermodurcissables renforcés de verre (PRV) — Détermination de la résistance à une attaque chimique à
l'intérieur d'un tronçon de tube soumis à déflexion
ISO 11357-2, Plastiques — Analyse calorimétrique différentielle (DSC) — Partie 2: Détermination de la
température de transition vitreuse et de la hauteur de palier de transition vitreuse
ISO 11359-2, Plastiques — Analyse thermomécanique (TMA) — Partie 2: Détermination du coefficient de
dilatation thermique linéique et de la température de transition vitreuse
ISO 14692, Industries du pétrole et du gaz naturel — Canalisations en plastique renforcé de verre (PRV)
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
© ISO 2017 – Tous droits réservés 1
---------------------- Page: 7 ----------------------
ISO 24817:2017(F)
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
BS 7910, Guide to methods for assessing the acceptability of flaws in metallic structures
EN 59, Méthodes d’essai des matières plastiques — Matières plastiques renforcées de verre — Mesure de la
dureté au duromètre Barcol (BS 2782-10, Méthode 1001, Mesure de la dureté au duromètre Barcol)
EN 1465, Adhésifs — Détermination de la résistance au cisaillement en traction d’assemblages collés à
recouvrement simple
3 Termes et définitions
Pour les besoins du présent document, les termes et définitions suivants s’appliquent.
L’ISO et l’IEC tiennent à jour des bases de données terminologiques destinées à être utilisées en
normalisation, consultables aux adresses suivantes:
— ISO Online browsing platform: disponible à l’adresse https:// www .iso .org/ obp
— IEC Electropedia: disponible à l’adresse http:// www .electropedia .org/
3.1
anisotrope
qui présente des propriétés physiques différentes selon la direction considérée
3.2
dureté Barcol
mesurage de la dureté superficielle à l’aide d’une machine d’indentation en surface
3.3
cloque
vide d’air entre les couches d’un composite, apparaissant en surface sous la forme d’une zone surélevée
2 © ISO 2017 – Tous droits réservés
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ISO 24817:2017(F)
3.4
composite
système de résine thermodurcissable renforcé par des fibres
3.5
fissure
fente s’étendant à travers la paroi du composite (perpendiculairement à la surface) et laissant apparaître
une réelle séparation entre les surfaces opposées
3.6
polymériser (ou réticuler)
polymérisation
solidification d’un système de résine thermodurcissable (polyester ou époxy) par une réaction chimique
irréversible
3.7
vitesse de polymérisation
profil de temps-température qualifié pour générer une T ou HDT spécifiée
g
3.8
défaut de type A
défaut apparaissant à l’intérieur du substrat, ne traversant pas la paroi et ne devant pas la traverser
tout au long de la durée de vie théorique du système de réparation
3.9
défaut de type B
défaut traversant la paroi ou apparaissant à l’intérieur du substrat lorsque l’épaisseur de paroi
subsistant en fin de vie est inférieure à 1 mm
3.10
durée de vie définie
application effective ou durée de vie nominale de la réparation
3.11
délaminage
zone entre le composite de réparation et le substrat qui devrait être assemblée mais où aucune liaison
n’existe, ou zone de séparation entre les couches du composite de réparation
3.12
durée de vie théorique
durée de vie maximale de la réparation appliquée
3.13
analyse calorimétrique différentielle
DSC
méthode permettant de déterminer la température de transition vitreuse d’une résine
thermodurcissable
3.14
zone sèche ou fibre insuffisamment imprégnée/sèche
zone non imprégnée de résine et laissant apparaître la fibre exposée, à nu
3.15
réparation dimensionnée au cas par cas
réparation conçue et appliquée dans le cadre d’un processus contrôlé et spécifié de sorte que dans les
conditions de la conception, il existe un degré de confiance élevé dans le maintien de l’intégrité de la
réparation tout au long de sa durée de vie théorique
3.16
fibre exposée
zone de fibre non imprégnée de résine qui dépasse du corps de la réparation
© ISO 2017 – Tous droits réservés 3
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ISO 24817:2017(F)
3.17
corps étranger
toute substance autre que la fibre de renfort ou d’autres matériaux qui forment une partie du système
de réparation
3.18
matériaux de finition
couche finale de matériau pour aider à compacter le composite de réparation (un film polymère ou un
tissu, en général)
Note 1 à l'article: Il convient de les ôter entièrement après la polymérisation de la réparation et avant le contrôle
de dureté ou la mise en peinture de la réparation.
3.19
température de transition vitreuse
température à laquelle les propriétés physiques d’une résine changent de manière sensible
3.20
durcisseur
composant ajouté à une résine thermodurcissable afin de provoquer sa polymérisation
3.21
température de fléchissement sous charge
HDT
température à laquelle une éprouvette d’essai se déforme d’une ampleur spécifiée sous une charge
prescrite
3.22
installateur
personne qualifiée pour mettre en œuvre un système de réparation composite
3.23
matériau de remplissage
matière utilisée pour réparer les imperfections superficielles externes avant l’application du composite
3.24
composite
composite de réparation
partie d’un système de réparation constituée du composite
Note 1 à l'article: La plupart des composites examinés dans le présent document sont constitués de feuilles ou de
couches d’enrubannage ou empilées les unes sur les autres. Cette construction empilée forme un stratifié.
3.25
couche
couche individuelle ou enroulement à l’intérieur du composite
3.26
fuite
état de la paroi d’un substrat qui peut mettre en contact le contenu de la canalisation avec le composite
de réparation et agir directement sur ce dernier
Note 1 à l'article: Ce terme ne désigne pas un fluide qui s’échappe par un trou ou une brèche dans le substrat.
3.27
charge occasionnelle
charge qui apparaît rarement et sur une courte durée
Note 1 à l'article: Les charges occasionnelles apparaissent généralement moins de 10 fois au cours de la durée de
vie du composant et leur durée respective est inférieure à 30 min.
4 © ISO 2017 – Tous droits réservés
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ISO 24817:2017(F)
3.28
propriétaire/exploitant
organisation qui possède ou exploite le substrat à réparer
3.29
piqûre
trou d’épingle dans la couche de résine superficielle externe, ne se prolongeant pas dans le substrat
3.30
conduite de transport
tube dont les composants sont soumis aux mêmes conditions de conception que celles utilisées pour
transporter les fluides entre les installations
Note 1 à l'article: Les composants incluent par exemple les coudes, les brides et les vannes.
3.31
tuyauterie
tubes interconnectés soumis à un ou plusieurs ensembles de contraintes de dimensionnement
3.32
canalisation
système de canalisations
ensembles de composants de canalisation utilisés pour acheminer les fluides dans une installation
Note 1 à l'article: Les composants comprennent le tube, les raccords, les brides, les joints, la boulonnerie et les
vannes. Un système de canalisations est souvent au-dessus du sol, mais peut parfois être enterré.
3.33
creux
sous-épaisseur localisée en surface du composite
3.34
couche
feuille ou film individuel d’un composite de réparation
3.35
traitement de polymérisation (ou post-cuisson)
traitement additionnel à te
...
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