Corrosion control engineering life cycle -- Risk assessment

This document specifies the general requirements for risk assessment in the life cycle of corrosion control engineering. This document is applicable to a risk assessment of all types of corrosion control engineering programmes.

Ingénierie du contrôle de la corrosion au cours du cycle de vie -- Évaluation des risques

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Published
Publication Date
01-Dec-2020
Current Stage
6060 - International Standard published
Start Date
03-Nov-2020
Completion Date
02-Dec-2020
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INTERNATIONAL ISO
STANDARD 23222
First edition
2020-12
Corrosion control engineering life
cycle — Risk assessment
Ingénierie du contrôle de la corrosion au cours du cycle de vie —
Évaluation des risques
Reference number
ISO 23222:2020(E)
ISO 2020
---------------------- Page: 1 ----------------------
ISO 23222:2020(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2020

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting

on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address

below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved
---------------------- Page: 2 ----------------------
ISO 23222:2020(E)
Contents Page

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

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

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

3 Terms and definitions ..................................................................................................................................................................................... 1

4 General principles ............................................................................................................................................................................................... 2

4.1 Objectives..................................................................................................................................................................................................... 2

4.2 Principles ..................................................................................................................................................................................................... 2

5 Risk assessment procedure ...................................................................................................................................................................... 2

5.1 General ........................................................................................................................................................................................................... 2

5.2 Risk identification ................................................................................................................................................................................ 2

5.3 Risk analysis .............................................................................................................................................................................................. 2

5.3.1 Objectives ............................................................................................................................................................................... 2

5.3.2 Corrosion sources ........................................................................................................................................................... 3

5.3.3 Design ........................................................................................................................................................................................ 3

5.3.4 Research and development ..................................................................................................................................... 3

5.3.5 Materials, technology, manufacturing, construction, storage and

transportation, installation and commissioning, and repair ..................................................... 4

5.3.6 Acceptance inspection ................................................................................................................................................ 4

5.3.7 Operation ................................................................................................................................................................................ 4

5.3.8 Maintenance ........................................................................................................................................................................ 4

5.3.9 Scrap and disposal .......................................................................................................................................................... 4

5.3.10 Documents and records ............................................................................................................................................. 4

5.3.11 Resource management ............................................................................................................................................... 5

5.3.12 Comprehensive assessment ................................................................................................................................... 5

5.4 Risk evaluation ........................................................................................................................................................................................ 5

5.4.1 Evaluation principle ...................................................................................................................................................... 5

5.4.2 Evaluation method ......................................................................................................................................................... 5

5.4.3 Risk assessment report .............................................................................................................................................. 5

6 Quantitative analysis of risk ..................................................................................................................................................................... 6

Annex A (informative) Corrosion control engineering life cycle risk assessment form .................................7

Annex B (informative) Quantitative analysis of risk .........................................................................................................................20

Bibliography .............................................................................................................................................................................................................................21

© ISO 2020 – All rights reserved iii
---------------------- Page: 3 ----------------------
ISO 23222:2020(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 of 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 www .iso .org/

iso/ foreword .html.

This document was prepared by Technical Committee ISO/TC 156, Corrosion of metals and alloys,

Subcommittee SC 1, Corrosion control engineering life cycle.

Any feedback or questions on this document should be directed to the user’s national standards body. A

complete listing of these bodies can be found at www .iso .org/ members .html.
iv © ISO 2020 – All rights reserved
---------------------- Page: 4 ----------------------
INTERNATIONAL STANDARD ISO 23222:2020(E)
Corrosion control engineering life cycle — Risk assessment
1 Scope

This document specifies the general requirements for risk assessment in the life cycle of corrosion

control engineering.

This document is applicable to a risk assessment of all types of corrosion control engineering

programmes.
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 23123, Corrosion control engineering life cycle — General requirements
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 https:// www .iso .org/ obp
— IEC Electropedia: available at http:// www .electropedia .org/
3.1
risk assessment

overall process of risk identification (3.2), risk analysis (3.3) and risk evaluation (3.4)

3.2
risk identification

process of finding, recognizing and describing the corrosion risk of all elements in the corrosion control

engineering life cycle
3.3
risk analysis
process to understand the nature of the corrosion risk and the degree of damage
Note 1 to entry: Risk analysis is the basis of risk assessment (3.1).
3.4
risk evaluation

process of comparing the results of the risk analysis (3.3) and summarizing the traceability and

supporting documents to determine whether the corrosion risk of all elements in the corrosion control

engineering life cycle and/or its magnitude is acceptable or tolerable
3.5
consequence
outcome of an event affecting objectives

Note 1 to entry: A consequence can be certain or uncertain and can have positive or negative direct or indirect

effects on objectives.
© ISO 2020 – All rights reserved 1
---------------------- Page: 5 ----------------------
ISO 23222:2020(E)
Note 2 to entry: Consequences can be expressed qualitatively or quantitatively.

Note 3 to entry: Any consequence can escalate through cascading and cumulative effects.

[SOURCE: ISO 31000:2018, 3.6]
4 General principles
4.1 Objectives
The purpose of risk assessment is to:

a) improve the integration, systematization, mutual coordination and optimization of all elements of

the corrosion control engineering life cycle;

b) create and protect the benefits of human health and safety, cost-effectiveness, long-term operation

and environmental protection.
4.2 Principles

For risk assessment to be effective, an organization should, at all levels, conform to the following

principals:

a) risk assessment should be based on ISO 23123 or other risk criteria, and should be performed on all

elements of the corrosion control engineering life cycle;
b) risk assessment is transparent and inclusive;
c) risk assessment is dynamic, iterative and responsive to change;
d) risk assessment takes human factors into account;
e) risk assessment is systematic, structured and timely.
5 Risk assessment procedure
5.1 General

The risk assessment process of a corrosion control engineering life cycle includes the following steps.

a) Identify the corresponding actual risk of all elements in the corrosion control engineering life cycle.

b) Research and analyse whether all elements are implemented in accordance with ISO 23123.

c) Analyse the evaluation result and submit the identified assessment report.
5.2 Risk identification

The risk of all elements of the corrosion control engineering life cycle should be identified collectively and

accurately in accordance with the actual situation of the main programme.
5.3 Risk analysis
5.3.1 Objectives
The objectives should be analysed as follows.

a) Whether the corrosion control engineering is implemented in accordance with the principles given

in Clause 4.
2 © ISO 2020 – All rights reserved
---------------------- Page: 6 ----------------------
ISO 23222:2020(E)

b) Whether the objectives are implemented into the risk analysis of all elements of the corrosion

control engineering life cycle, and communicated, and maintained in all aspects of the life cycle.

In addition, whether the objectives adapt the corrosion control engineering life cycle and the

protected main programme life cycle. The corrosion control engineering life cycle depends on,

serves and assists the main programme. In some cases, it is also restricted to the main programme.

5.3.2 Corrosion sources
The corrosion sources should be analysed as follows.

a) Whether the internal and external corrosion sources are identified comprehensively and accurately.

b) Whether new corrosion sources generated in the implementation process are identified

comprehensively and accurately.

c) Whether the conditions of the main programme and the influence of the corrosion control

engineering body are taken into account.
d) Whether an established procedure has been identified.

e) How the corrosion and its sources are monitored and mitigated, which shall be analysed during the

lifetime of the assessment.
5.3.3 Design
The design should be analysed as follows.

a) Whether the design takes into account all elements, links and nodes throughout the entire life cycle

of the corrosion control process.

b) Whether the design takes into account the integration, systematization, mutual coordination and

optimization during the entire life cycle of corrosion control engineering.
c) Whether a green plan has been made.

d) Whether the design system is constantly improved to meet the requirements of the main

programme.

e) Whether the design documents are subject to the acceptance of established procedures, and

whether they are to be documented and archived.
5.3.4 Research and development
The research and development should be analysed as follows.

a) Whether all elements, links and nodes during the entire life cycle of corrosion control engineering

are continuously studied, improved and developed in the implementation process and achieve the

optimum benefits of safety, cost-effectiveness, long-term operation and environmental protection.

b) Whether the entire research and development process is carried out in accordance with established

procedures.

c) Whether new materials and new technologies have been developed when existing materials

and technologies fail to meet the corrosion control requirements, so that they can meet the

requirements for material selection and technical application.

d) Whether the data documentation for research and development is built for traceability.

© ISO 2020 – All rights reserved 3
---------------------- Page: 7 ----------------------
ISO 23222:2020(E)

5.3.5 Materials, technology, manufacturing, construction, storage and transportation,

installation and commissioning, and repair
Each of these elements should be analysed as follows.

a) Whether the selected element is corrosion-resistant and can achieve the optimum benefits of

safety, cost-effectiveness, long-term operation and environmental protection.
b) Whether the selected element is based on the relevant inspection standards.

c) Whether the selected element has corresponding specific performance and supporting

implementation cases.

d) Whether the selected element is coordinated, optimized and supported with other elements.

e) Whether the selected element has been identified by established procedures, and whether it is to

be documented and archived.
5.3.6 Acceptance inspection

The acceptance inspection should be analysed as to whether it has been implemented in accordance

with ISO 23123 before operation.
5.3.7 Operation

The operation should be analysed as to whether to increase monitoring during the operation of the

corrosion control engineering life cycle on the basis of the acceptance inspection to ensure a real-time

forewarning.
5.3.8 Maintenance

The maintenance should be analysed as to whether to carry it out in accordance with the corresponding

maintenance manual, and whether to maintain the monitoring equipment in good condition.

5.3.9 Scrap and disposal
The scrap and disposal should be analysed as follows.

a) Whether scrap and disposal are carried out in accordance with the green plan formulated at the

design stage.
b) Whether the recyclable equipment is recycled.

c) Whether the social responsibility for the equipment to be scrapped and disposed is clearly defined

to prevent environmental pollution.

d) Whether scrap and disposal are subject to the acceptance of the established procedures, and

whether they are to be documented and archived.
5.3.10 Documents and records
The documents and records should be analysed as follows.

a) Whether the documents and records established for all elements of the corrosion control

engineering life cycle are reasonable, scientific and traceable.

b) Whether the documents and records are audited regularly to ensure the corrosion control

information has been completed.
4 © ISO 2020 – All rights reserved
---------------------- Page: 8 ----------------------
ISO 23222:2020(E)
5.3.11 Resource management
The resource management should be analysed as follows.

a) Whether each element, link and node has relevant requirements for corresponding and appropriate

personnel, process tooling, testing equipment, work site and supervision, etc.

b) Whether the human resources, equipment, materials, technology, methods, environment and other

resources have been managed in an overall way to meet the principles given in Clause 4.

5.3.12 Comprehensive assessment
The comprehensive assessment should be analysed as follows.

a) Whether all elements of the corrosion control engineering life cycle have a comprehensive

assessment in accordance with the specified requirements.

b) Whether to provide assessment reports, which can be used to guide the improvement of the

engineering design of the life cycle of corrosion control engineering.
5.4 Risk evaluation
5.4.1 Evaluation principle

In order to achieve the objectives given in 4.1, ensure that the risk assessment of the integration, cost-

effectiveness, effectiveness and remedial measures of the corrosion control engineering life cycle is

conducted in accordance with ISO 23123.
5.4.2 Evaluation method

5.4.2.1 The risk evaluation should be carried out in accordance with the actual situation of the main

programme. The corrosion control engineering should be carried out in accordance with ISO 23123.

5.4.2.2 The risk evaluation method should be carried out and analysed as follows.

a) Whether its implementation has the corresponding basis.
b) Whether it has traceable and supporting documents.
c) A spot check and trace should be carried out.

d) The data quality, completeness, sensitivity and consistency of the conclusion should be

checked during the process of risk evaluation.

e) The conclusion of the risk evaluation should be subject to the acceptance of the corresponding

procedures and should be completely transparent.

f) The assessment records can be carried out item by item in accordance with the risk assessment

form provided in Annex A.
5.4.3 Risk assessment report
5.4.3.1 A risk assessment report should be issued.

5.4.3.2 The risk assessment report should provide clear conclusions on whether all elements in

the corrosion control engineering life cycle have been implemented in accordance with ISO 23123,

and should offer suggestions and new supplements.
© ISO 2020 – All rights reserved 5
---------------------- Page: 9 ----------------
...

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 23222
ISO/TC 156/SC 1
Corrosion control engineering life
Secretariat: SAC
cycle — Risk assessment
Voting begins on:
2020­09­07
Voting terminates on:
2020­11­02
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/FDIS 23222:2020(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN­
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. ISO 2020
---------------------- Page: 1 ----------------------
ISO/FDIS 23222:2020(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2020

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting

on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address

below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH­1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved
---------------------- Page: 2 ----------------------
ISO/FDIS 23222:2020(E)
Contents Page

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

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

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

3 Terms and definitions ..................................................................................................................................................................................... 1

4 General principles ............................................................................................................................................................................................... 2

4.1 Objectives..................................................................................................................................................................................................... 2

4.2 Principles ..................................................................................................................................................................................................... 2

5 Risk assessment procedure ...................................................................................................................................................................... 2

5.1 General ........................................................................................................................................................................................................... 2

5.2 Risk identification ................................................................................................................................................................................ 2

5.3 Risk analysis .............................................................................................................................................................................................. 3

5.3.1 Objectives ............................................................................................................................................................................... 3

5.3.2 Corrosion sources ........................................................................................................................................................... 3

5.3.3 Design ........................................................................................................................................................................................ 3

5.3.4 Research and development ..................................................................................................................................... 3

5.3.5 Materials, technology, manufacturing, construction, storage and

transportation, installation and commissioning, and repair ..................................................... 4

5.3.6 Acceptance inspection ................................................................................................................................................ 4

5.3.7 Operation ................................................................................................................................................................................ 4

5.3.8 Maintenance ........................................................................................................................................................................ 4

5.3.9 Scrap and disposal .......................................................................................................................................................... 4

5.3.10 Documents and records ............................................................................................................................................. 5

5.3.11 Resource management ............................................................................................................................................... 5

5.3.12 Comprehensive assessment ................................................................................................................................... 5

5.4 Risk evaluation ........................................................................................................................................................................................ 5

5.4.1 Evaluation principle ...................................................................................................................................................... 5

5.4.2 Evaluation method ......................................................................................................................................................... 5

5.4.3 Risk assessment report .............................................................................................................................................. 6

6 Quantitative analysis of risk ..................................................................................................................................................................... 6

Annex A (informative) Corrosion control engineering life cycle risk assessment form .................................7

Annex B (informative) Quantitative analysis of risk .........................................................................................................................20

Bibliography .............................................................................................................................................................................................................................21

© ISO 2020 – All rights reserved iii
---------------------- Page: 3 ----------------------
ISO/FDIS 23222:2020(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 non­governmental, 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 of 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 www .iso .org/

iso/ foreword .html.

This document was prepared by Technical Committee ISO/TC 156, Corrosion of metals and alloys,

Subcommittee SC 1, Corrosion control engineering life cycle.

Any feedback or questions on this document should be directed to the user’s national standards body. A

complete listing of these bodies can be found at www .iso .org/ members .html.
iv © ISO 2020 – All rights reserved
---------------------- Page: 4 ----------------------
FINAL DRAFT INTERNATIONAL STANDARD ISO/FDIS 23222:2020(E)
Corrosion control engineering life cycle — Risk assessment
1 Scope

This document specifies the general requirements for risk assessment in the life cycle of corrosion

control engineering.

This document is applicable to a risk assessment of all types of corrosion control engineering

programmes.
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 23123 , Corrosion control engineering life cycle — General requirements
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 https:// www .iso .org/ obp
— IEC Electropedia: available at http:// www .electropedia .org/
3.1
risk assessment

overall process of risk identification (3.2), risk analysis (3.3) and risk evaluation (3.4)

3.2
risk identification

process of finding, recognizing and describing the corrosion risk of all elements in the corrosion control

engineering life cycle
3.3
risk analysis
process to understand the nature of the corrosion risk and the degree of damage
Note 1 to entry: Risk analysis is the basis of risk assessment (3.1).
3.4
risk evaluation

process of comparing the results of the risk analysis (3.3) and summarizing the traceability and

supporting documents to determine whether the corrosion risk of all elements in the corrosion control

engineering life cycle and/or its magnitude is acceptable or tolerable
1) Under preparation.
© ISO 2020 – All rights reserved 1
---------------------- Page: 5 ----------------------
ISO/FDIS 23222:2020(E)
3.5
consequence
outcome of an event affecting objectives

Note 1 to entry: A consequence can be certain or uncertain and can have positive or negative direct or indirect

effects on objectives.
Note 2 to entry: Consequences can be expressed qualitatively or quantitatively.

Note 3 to entry: Any consequence can escalate through cascading and cumulative effects.

[SOURCE: ISO 31000:2018, 3.6]
4 General principles
4.1 Objectives
The purpose of risk assessment is to:

a) improve the integration, systematization, mutual coordination and optimization of all elements of

the corrosion control engineering life cycle;

b) create and protect the benefits of human health and safety, cost-effectiveness, long-term operation

and environmental protection.
4.2 Principles

For risk assessment to be effective, an organization should, at all levels, conform to the following

principals:

a) risk assessment should be based on ISO 23123 or other risk criteria, and should be performed on all

elements of the corrosion control engineering life cycle;
b) risk assessment is transparent and inclusive;
c) risk assessment is dynamic, iterative and responsive to change;
d) risk assessment takes human factors into account;
e) risk assessment is systematic, structured and timely.
5 Risk assessment procedure
5.1 General

The risk assessment process of a corrosion control engineering life cycle includes the following steps.

a) Identify the corresponding actual risk of all elements in the corrosion control engineering life cycle.

b) Research and analyse whether all elements are implemented in accordance with ISO 23123.

c) Analyse the evaluation result and submit the identified assessment report.
5.2 Risk identification

The risk of all elements of the corrosion control engineering life cycle should be identified collectively and

accurately in accordance with the actual situation of the main programme.
2 © ISO 2020 – All rights reserved
---------------------- Page: 6 ----------------------
ISO/FDIS 23222:2020(E)
5.3 Risk analysis
5.3.1 Objectives
The objectives should be analysed as follows.

a) Whether the corrosion control engineering is implemented in accordance with the principles given

in Clause 4.

b) Whether the objectives are implemented into the risk analysis of all elements of the corrosion

control engineering life cycle, and communicated, and maintained in all aspects of the life cycle.

In addition, whether the objectives adapt the corrosion control engineering life cycle and the

protected main programme life cycle. The corrosion control engineering life cycle depends on,

serves and assists the main programme. In some cases, it is also restricted to the main programme.

5.3.2 Corrosion sources
The corrosion sources should be analysed as follows.

a) Whether the internal and external corrosion sources are identified comprehensively and accurately.

b) Whether new corrosion sources generated in the implementation process are identified

comprehensively and accurately.

c) Whether the conditions of the main programme and the influence of the corrosion control

engineering body are taken into account.
d) Whether an established procedure has been identified.

e) How the corrosion and its sources are monitored and mitigated, which shall be analysed during the

lifetime of the assessment.
5.3.3 Design
The design should be analysed as follows.

a) Whether the design takes into account all elements, links and nodes throughout the entire life cycle

of the corrosion control process.

b) Whether the design takes into account the integration, systematization, mutual coordination and

optimization during the entire life cycle of corrosion control engineering.
c) Whether a green plan has been made.

d) Whether the design system is constantly improved to meet the requirements of the main

programme.

e) Whether the design documents are subject to the acceptance of established procedures, and

whether they are to be documented and archived.
5.3.4 Research and development
The research and development should be analysed as follows.

a) Whether all elements, links and nodes during the entire life cycle of corrosion control engineering

are continuously studied, improved and developed in the implementation process and achieve the

optimum benefits of safety, cost-effectiveness, long-term operation and environmental protection.

b) Whether the entire research and development process is carried out in accordance with established

procedures.
© ISO 2020 – All rights reserved 3
---------------------- Page: 7 ----------------------
ISO/FDIS 23222:2020(E)

c) Whether new materials and new technologies have been developed when existing materials

and technologies fail to meet the corrosion control requirements, so that they can meet the

requirements for material selection and technical application.

d) Whether the data documentation for research and development is built for traceability.

5.3.5 Materials, technology, manufacturing, construction, storage and transportation,

installation and commissioning, and repair
Each of these elements should be analysed as follows.

a) Whether the selected element is corrosion-resistant and can achieve the optimum benefits of

safety, cost-effectiveness, long-term operation and environmental protection.
b) Whether the selected element is based on the relevant inspection standards.

c) Whether the selected element has corresponding specific performance and supporting

implementation cases.

d) Whether the selected element is coordinated, optimized and supported with other elements.

e) Whether the selected element has been identified by established procedures, and whether it is to

be documented and archived.
5.3.6 Acceptance inspection

The acceptance inspection should be analysed as to whether it has been implemented in accordance

with ISO 23123 before operation.
5.3.7 Operation

The operation should be analysed as to whether to increase monitoring during the operation of the

corrosion control engineering life cycle on the basis of the acceptance inspection to ensure a real-time

forewarning.
5.3.8 Maintenance

The maintenance should be analysed as to whether to carry it out in accordance with the corresponding

maintenance manual, and whether to maintain the monitoring equipment in good condition.

5.3.9 Scrap and disposal
The scrap and disposal should be analysed as follows.

a) Whether scrap and disposal are carried out in accordance with the green plan formulated at the

design stage.
b) Whether the recyclable equipment is recycled.

c) Whether the social responsibility for the equipment to be scrapped and disposed is clearly defined

to prevent environmental pollution.

d) Whether scrap and disposal are subject to the acceptance of the established procedures, and

whether they are to be documented and archived.
4 © ISO 2020 – All rights reserved
---------------------- Page: 8 ----------------------
ISO/FDIS 23222:2020(E)
5.3.10 Documents and records
The documents and records should be analysed as follows.

a) Whether the documents and records established for all elements of the corrosion control

engineering life cycle are reasonable, scientific and traceable.

b) Whether the documents and records are audited regularly to ensure the corrosion control

information has been completed.
5.3.11 Resource management
The resource management should be analysed as follows.

a) Whether each element, link and node has relevant requirements for corresponding and appropriate

personnel, process tooling, testing equipment, work site and supervision, etc.

b) Whether the human resources, equipment, materials, technology, methods, environment and other

resources have been managed in an overall way to meet the principles given in Clause 4.

5.3.12 Comprehensive assessment
The comprehensive assessment should be analysed as follows.

a) Whether all elements of the corrosion control engineering life cycle have a comprehensive

assessment in accordance with the specified requirements.

b) Whether to provide assessment reports, which can be used to guide the improvement of the

engineering design of the life cycle of corrosion control engineering.
5.4 Risk evaluation
5.4.1 Evaluation principle

In order to achieve the objectives given in 4.1, ensure that the risk assessment of the integration, cost­

effectiveness, effectiveness and remedial measures of the corrosion control engineering life cycle is

conducted in accordance with ISO 23123.
5.4.2 Evaluation method

5.4.2.1 The risk evaluation should be carried out in accordance with the actual situation of the main

programme. The corrosion control engineering should be carried out in accordance with ISO 23123.

5.4.2.2 The risk evaluation method should be carried out and analysed as follows.

a) Whether its implementation has the corresponding basis.
b) Whether it has traceable and supporting documents.
c) A spot check and trace should be carried out.

d) The data quality, completeness, sensitivity and consistency of the conclusion should be

checked during the process of risk evaluation.

e) The conclusion of the risk evaluation should be subject to the acceptance of the corresponding

procedures and should be completely transparent.

f) The assessment records can be carried out item by item in accordance with the risk assessment

form provided in Annex A.
© ISO 2020 – All rights reserved 5
...

DRAFT INTERNATIONAL STANDARD
ISO/DIS 23222
ISO/TC 156/SC 1 Secretariat: SAC
Voting begins on: Voting terminates on:
2020-02-14 2020-05-08
Corrosion control engineering life cycle — Risk assessment
ICS: 77.060
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENT AND APPROVAL. IT IS
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ISO/DIS 23222:2020(E)
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ISO/DIS 23222:2020(E)
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ii © ISO 2020 – All rights reserved
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ISO/DIS 23222:2020(E)
Contents Page

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

Introduction ..................................................................................................................................................................................................................................v

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

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

3 Terms and definitions ..................................................................................................................................................................................... 1

4 General Principles............................................................................................................................................................................................... 2

4.1 Objective ....................................................................................................................................................................................................... 2

4.2 Basis ................................................................................................................................................................................................................. 2

4.3 Object .............................................................................................................................................................................................................. 2

5 Risk assessment procedure ...................................................................................................................................................................... 2

5.1 Summarization ........................................................................................................................................................................................ 2

5.2 Risk identification ................................................................................................................................................................................ 2

5.3 Risk analysis .............................................................................................................................................................................................. 3

5.3.1 Risk analysis of all elements in the corrosion control engineering life cycle .............. 3

5.4 Risk evaluation ........................................................................................................................................................................................ 5

5.4.1 Evaluation principle ...................................................................................................................................................... 5

5.4.2 Evaluation method ......................................................................................................................................................... 5

5.4.3 Risk assessment report .............................................................................................................................................. 6

6 Quantitative analysis of risk ..................................................................................................................................................................... 6

Annex A (informative) The form of Corrosion Control Engineering Life Cycle-Risk Assessment .........7

Annex B (informative) Quantitative analysis of risk .........................................................................................................................19

© ISO 2020 – All rights reserved iii
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ISO/DIS 23222:2020(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 [or Project Committee] ISO/TC 156, [corrosion of

metals and alloys], Subcommittee SC 1, [corrosion control engineering life cycle].

iv © ISO 2020 – All rights reserved
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ISO/DIS 23222:2020(E)
Introduction

This standard is a general top-level standard supporting the document of ISO/CD 23123 in the standard

system. This standard whose assessed object is the risk of Corrosion control engineering life cycle is

based on ISO/CD 23123 to ensure the optimal benefits of safety, economy, long-term operation and

environmental protection and evaluate the risk of all risk elements in the whole process of corrosion

control engineering life cycle is carried out with the procedures specified in ISO/CD 23123. It is the

basic standard for risk assessment of the whole life cycle of corrosion control engineering existing in all

walks of life, and evaluate the risk of all elements in the whole process of corrosion control engineering

life cycle is implemented in accordance with the procedures specified in ISO/CD 23123, while achieving

all elements and elements, local and entire could link up with each other, optimize with each other,

coordinate with each other and support with each other in the interwoven or not at the same time, and

form a holistic, systematic, comprehensive by third party risk assessment. Therefore, it should be as

general as ISO/CD 23123.
© ISO 2020 – All rights reserved v
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DRAFT INTERNATIONAL STANDARD ISO/DIS 23222:2020(E)
Corrosion control engineering life cycle — Risk assessment
1 Scope

This document specifies the general requirements for risk assessment in the life cycle of corrosion

control engineering.

It is applicable to risk assessment of all types of corrosion control engineering programs.

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/CD 23123, Corrosion control engineering life cycle - General requirements
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
The list below is always included after each option:

ISO and IEC maintain terminological databases for use in standardization at the following addresses:

— IEC Electropedia: available at http:// www .electropedia .org/
— ISO Online browsing platform: available at https:// www .iso .org/ obp
3.1
Elements of corrosion control engineering life cycle

An essential part of all kinds of corrosion control engineering including corrosion sources,

materials, technology, design, research and development, manufacturing, construction, storage and

transportation, installation and commissioning, acceptance, operation, maintenance, repair, scrapping

and disposal, documents and records, resource management, comprehensive assessments, etc.

3.2
Risk assessment

Aiming at achieving the optimum benefits of safety, economy, long-term operation and environmental

protection, all elements in the whole process chain of corrosion control engineering are taken as objects,

and the principles and methods of evaluation are applied to identify and analyze whether all elements in

the corrosion control engineering life cycle are implemented and identified according to ISO/CD 23123.

The activities of risk assessment should predict the possibility and severity of the accident or damage to

people's life and property, and put forward control measures and draw conclusions of risk assessment.

Risk assessment includes three steps: risk identification, risk analysis and risk evaluation.

3.3
Risk identification

Process of finding, recognizing and describing corrosion risk of all elements in the corrosion control

engineering life cycle.

Note 1 to entry: risk identification takes all elements in the corrosion control engineering life cycle as the object.

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ISO/DIS 23222:2020(E)
3.4
Risk analysis
Process to comprehend the nature of corrosion risk and the degree of damage.
Note 1 to entry: risk analysis is the basis of risk assessment.
3.5
Risk evaluation

Process of comparing the results of risk analysis and summarize the traceability and supporting

documents to determine whether the corrosion risk of all elements in the corrosion control engineering

life cycle and/or its magnitude is acceptable or tolerable.
4 General Principles
4.1 Objective

The objective should be aim at achieving the optimum benefits of economy, long-term operation and

environmental protection on the basis of the operation of economic society which should ensure

human health, people's life and property safety, national security and ecological environment safety

(hereinafter referred to as safety).
4.2 Basis
This document is based on ISO/CD 23123.
4.3 Object

Corrosion control engineering life cycle is the object of this document. And risk assessment is performed

on all elements of ISO/CD 23123 that affect to achieve the optimum benefits of safety, economy, long-

term operation and environmental protection, the elements of risk assessment include corrosion

sources, materials, technology, research and development, design, manufacturing, construction,

storage and transportation, installation and commissioning, acceptance, operation, maintenance,

repair, lifetime extension, scrapping and disposal, documents and records, resource management,

comprehensive assessment of the corrosion control engineering life cycle.
5 Risk assessment procedure
5.1 Summarization
a) Risk assessment process of corrosion control engineering life cycle includes:

b) Identify the corresponding actual risk of all elements in the corrosion control engineering life cycle.

c) Research and analyze whether all elements are implemented according to ISO/CD 23123.

d) Analyze whether to achieve comprehensive and technical control management that makes all link

and link, node and node, element and element, local and entire optimization with each other,

coordination with each other and support with each other in the interwoven.
e) Analyze the evaluation result and submit the assessment report and confirm.
5.2 Risk identification

The risk of all elements in the corrosion control engineering life cycle should be identified collectively and

accurately according to the actual situation of the main project.
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ISO/DIS 23222:2020(E)
5.3 Risk analysis

5.3.1 Risk analysis of all elements in the corrosion control engineering life cycle

5.3.1.1 Risk analysis of objectives

a) It should be analyzed whether the corrosion control engineering is controlled according to the

principle of integrity, systematization, mutual coordination and optimization, and whether it

can achieve the optimum benefits of safety, economy, long-term operation and environmental

protection.

b) It should be analyzed whether the objectives are implemented into the risk analysis of all elements

in the life cycle, and be communicated, implemented, and maintained in all aspects of the life cycle.

It should be analyzed whether the objectives make the life cycle of the corrosion control engineering

be adapted to the life cycle of the protected main project. Corrosion control engineering life cycle

depends on, serves, assists in the main project, in some cases it is also restricted to the main

project.
5.3.1.2 Risk analysis of corrosion sources

a) It should be analyzed whether the internal corrosion sources and external corrosion sources are

found out comprehensively and accurately.

b) It should be analyzed whether the new corrosion sources which are generated in implementation

process are found out comprehensively and accurately.

c) It should be analyzed whether the conditions of the main project and the influence of the corrosion

control engineering body are taken into account, and the corrosion sources are found out

comprehensively and accurately.
d)It should be analyzed whether a certain procedure has been identified.

e) It must be analysed how the corrosion and its sources are monitored and mitigated during the

lifetime of the assessment.
5.3.1.3 Risk analysis of design

a) It should be analyzed whether the design takes into account all the elements, links, and nodes

throughout the entire life cycle of the corrosion control project.

b) It should be analyzed whether the design takes into account the integrity, systematization, mutual

coordination and optimization in the entire life cycle of corrosion control engineering and makes

all link and link, node and node, element and element, local and entire optimization with each other,

coordination with each other and support with each other in the interwoven and achievements

from the optimum benefits of safety, economy, long-term operation and environmental protection.

c) It should be analyzed whether the green plans has been made.

d) It should be analyzed whether the design system is improved constantly to meet the requirements

of the main project.

e) It should be analyzed whether the design documents are reviewed in accordance with certain

procedures and documented.
5.3.1.4 Risk analysis of research and development

a) It should be analyzed whether all the elements, links and nodes in the entire life cycle of corrosion

control engineering are continuously studied, improved and developed in the implementation

process to achieve the optimum benefits of safety, economy, long-term operation and environmental

protection.
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ISO/DIS 23222:2020(E)

b) It should be analyzed whether the entire research and development process is carried out in

accordance with certain procedures and maintains the principles of science, technology and

economy.

c) It should be analyzed whether new materials and new technologies have been developed when

existing materials and technologies fail to meet the corrosion control requirements, so that they

can meet the requirements for material selection and technical application.

d) It should be analyzed whether the data documentation for research and development is built to

make it traceable.

5.3.1.5 Risk analysis of materials, technology, manufacturing, construction, storage and

transportation, installation and commissioning, repair.
The requirements of risk analysis for each element are as follows,

a) It should be analyzed whether the selected element is corrosion-resistant and achieves the optimum

benefits of safety, economy, long-term operation and environmental protection.

b) It should be analyzed whether the selected element is based on the relevant inspection

standards or not.

c) It should be analyzed whether the selected element has corresponding specific performance and

supporting implementation cases.

d) It should be analyzed whether the selected element is coordinated, optimized and supported with

other elements.

e) It should be analyzed whether the selected element has been identified by certain procedures.

5.3.1.6 Risk analysis of acceptance

It should be analyzed whether acceptance is implemented according to ISO/CD 23123 before operation.

5.3.1.7 Risk analysis of operation

It should be analyzed whether to increase monitoring during the operation of corrosion control

engineering life cycle on the basis of acceptance to ensure the real-time forewarning.

5.3.1.8 Risk analysis of maintenance

It should be analyzed whether to carry out maintenance according to the corresponding maintenance

manual and whether to maintain the monitoring equipments, devices and instruments in the corrosion

control engineering life cycle to keep them in a normal and sound state.
5.3.1.9 Risk analysis of scrapping and disposal

a) It should be analyzed whether scrapping and disposal is carried out according to the green plan

formulated at the design stage.
b) It should be analyzed whether the recyclable equipments are recycled or not.

c) It should be analyzed whether the social responsibility for the equipments to be scrapped and

disposed is clearly defined to prevent environmental pollution.

d) It should be analyzed whether to be subject to the acceptance of the corresponding procedures and

to form traceable and supporting documents.
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ISO/DIS 23222:2020(E)
5.3.1.10 Risk analysis of documents and records

a) It should be analyzed whether the documents and records are traceable and supportive for all

elements, nodes and links.

b) It should be analyzed whether the documents and records are periodically reviewed to obtain the

latest corrosion control information.
5.3.1.11 Risk analysis of resource management

a) It should be analyzed whether each element, link and node has relevant requirements for

corresponding and appropriate personnel, process tooling, testing equipment, work site and

supervision, etc.

b) It should be analyzed whether the human resources, equipment, materials, technology, methods,

environment and other resources have been managed in an overall way to meet the principles

of integrity, systematicness, mutual coordination and optimization, and to achieve the optimum

benefits of safety, economy, long-term operation and environmental protection.
5.3.1.12 Risk analysis of comprehensive assessment
...

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