EN ISO 18796-1:2020

SLOVENSKI STANDARD
01-december-2020
Petrokemična industrija ter industrija za predelavo nafte in zemeljskega plina -
Notranji premazi in obloge posod za proizvodnjo ogljikovega jekla - 1. del:
Tehnične zahteve (ISO 18796-1:2018)
Petroleum, petrochemicals and natural gas industries - Internal coating and lining of
carbon steel process vessels - Part 1: Technical requirements (ISO 18796-1:2018)
Erdöl-, petrochemische und Erdgasindustrie - Innere Schutzbeschichtungen und
Auskleidungen für Prozessbehälter aus unlegiertem Stahl - Teil 1: Allgemeine
Anforderungen (ISO 18796-1:2018)
Industries du pétrole, de la pétrochimie et du gaz naturel - Revêtement de protection
interne et doublure des récipients de production en acier au carbone - Partie 1:
Exigences techniques (ISO 18796-1:2018)
Ta slovenski standard je istoveten z: EN ISO 18796-1:2020
ICS:
75.180.20 Predelovalna oprema Processing equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 18796-1
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2020
EUROPÄISCHE NORM
ICS 75.180.20
English Version
Petroleum, petrochemicals and natural gas industries -
Internal coating and lining of carbon steel process vessels -
Part 1: Technical requirements (ISO 18796-1:2018)
Industries du pétrole, de la pétrochimie et du gaz Erdöl-, petrochemische und Erdgasindustrie - Innere
naturel - Revêtement de protection interne et doublure Schutzbeschichtungen und Auskleidungen für
des récipients de production en acier au carbone - Prozessbehälter aus unlegiertem Stahl - Teil 1:
Partie 1: Exigences techniques (ISO 18796-1:2018) Allgemeine Anforderungen (ISO 18796-1:2018)
This European Standard was approved by CEN on 4 October 2020.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 18796-1:2020 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
The text of ISO 18796-1.2018 has been prepared by Technical Committee ISO/TC 67 "Materials,
equipment and offshore structures for petroleum, petrochemical and natural gas industries” of the
International Organization for Standardization (ISO) and has been taken over as EN ISO 18796-1:2020
by Technical Committee CEN/TC 12 “Materials, equipment and offshore structures for petroleum,
petrochemical and natural gas industries” the secretariat of which is held by NEN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by April 2021, and conflicting national standards shall be
withdrawn at the latest by April 2021.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 18796-1.2018 has been approved by CEN as EN ISO 18796-1:2020 without any
modification.
INTERNATIONAL ISO
STANDARD 18796-1
First edition
2018-10
Petroleum, petrochemicals and
natural gas industries — Internal
coating and lining of carbon steel
process vessels —
Part 1:
Technical requirements
Industries du pétrole, de la pétrochimie et du gaz naturel —
Revêtement de protection interne et doublure des récipients de
production en acier au carbone —
Partie 1: Exigences techniques
Reference number
ISO 18796-1:2018(E)
©
ISO 2018
ISO 18796-1:2018(E)
© ISO 2018
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
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below or ISO’s member body in the country of the requester.
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Published in Switzerland
ii © ISO 2018 – All rights reserved

ISO 18796-1:2018(E)
Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and abbreviated terms . 3
3.1 Terms and definitions . 3
3.2 Abbreviated terms . 4
4 Conformance . 5
4.1 Rounding . 5
4.2 Conformance to this document . 5
5 Pre-work requirements . 6
5.1 General . 6
5.2 Safety precautions in flammable atmosphere . 6
5.3 Safety precautions in confined space . 6
5.4 Safety precautions for blasting and coating works. 6
5.5 Isolation and ventilation . 7
5.6 Qualification of coating/lining application and inspection personnel . 7
6 Coating/lining materials . 7
6.1 General . 7
6.2 Approvals . 7
6.3 Procedure qualification trial (PQT) . 8
6.4 Pre-production trial (PPT) . 8
6.5 Thickness classifications of coatings . 9
6.6 Holding (blast) primer . 9
6.7 Coating and lining systems . 9
6.8 Material approvals — Coating and lining systems .10
7 Surface preparation .11
7.1 General .11
7.2 Preparations .11
7.3 Patching, grinding, degreasing and washing (for new and rehabilitation works) .12
7.4 Dry abrasive blasting cleaning .12
7.5 Humidity control .13
7.6 After blast cleaning.14
8 Coating/lining application .14
8.1 General requirements .14
8.2 Application of environmental conditions .15
8.3 Primer application .15
8.4 Coating/lining thickness .15
9 Coating/lining application .16
10 Inspection and testing .16
10.1 General requirements .16
10.2 Environmental conditions testing .
...