SIST EN ISO 16812:2019

SLOVENSKI STANDARD
SIST EN ISO 16812:2019
01-maj-2019
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SIST EN ISO 16812:2007
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Petroleum, petrochemical and natural gas industries - Shell-and-tube heat exchangers
(ISO 16812:2019)
Erdöl-, petrochemische und Erdgasindustrie - Röhrenkesselwärmetauscher (ISO
16812:2019)
Industries du pétrole, de la pétrochimie et du gaz naturel - Échangeurs de chaleur à
faisceaux (ISO 16812:2019)
Ta slovenski standard je istoveten z: EN ISO 16812:2019
ICS:
71.120.30 Prenosniki toplote Heat exchangers
75.180.20 Predelovalna oprema Processing equipment
SIST EN ISO 16812:2019 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 16812:2019

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SIST EN ISO 16812:2019


EN ISO 16812
EUROPEAN STANDARD

NORME EUROPÉENNE

March 2019
EUROPÄISCHE NORM
ICS 27.060.30; 75.180.20 Supersedes EN ISO 16812:2007
English Version

Petroleum, petrochemical and natural gas industries -
Shell-and-tube heat exchangers (ISO 16812:2019)
Industries du pétrole, de la pétrochimie et du gaz Erdöl-, petrochemische und Erdgasindustrie -
naturel - Échangeurs de chaleur à faisceaux (ISO Rohrbündelwärmetauscher (ISO 16812:2019)
16812:2019)
This European Standard was approved by CEN on 9 February 2019.

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

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

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, 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
© 2019 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 16812:2019 E
worldwide for CEN national Members.

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SIST EN ISO 16812:2019
EN ISO 16812:2019 (E)
Contents Page
European foreword . 3
Endorsement notice . 3

2

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SIST EN ISO 16812:2019
EN ISO 16812:2019 (E)
European foreword
This document (EN ISO 16812:2019) has been prepared by Technical Committee ISO/TC 67 "Materials,
equipment and offshore structures for petroleum, petrochemical and natural gas industries" in
collaboration with Technical Committee CEN/TC 12 “Materials, equipment and offshore structures for
petroleum, petrochemical and natural gas industries” the secretariat of which is held by 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 September 2019, and conflicting national standards
shall be withdrawn at the latest by September 2019.
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.
This document supersedes EN ISO 16812:2007.

According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
Endorsement notice
The text of ISO 16812:2019 has been approved by CEN as EN ISO 16812:2019 without any modification.


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SIST EN ISO 16812:2019

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SIST EN ISO 16812:2019
INTERNATIONAL ISO
STANDARD 16812
Third edition
2019-02
Petroleum, petrochemical and natural
gas industries — Shell-and-tube heat
exchangers
Industries du pétrole, de la pétrochimie et du gaz naturel —
Échangeurs de chaleur à faisceaux
Reference number
ISO 16812:2019(E)
©
ISO 2019

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SIST EN ISO 16812:2019
ISO 16812:2019(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2019
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
Fax: +41 22 749 09 47
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2019 – All rights reserved

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SIST EN ISO 16812:2019
ISO 16812:2019(E)

Contents Page
Foreword .iv
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Supplements to API Std 660, 9th edition (2015). 2
4.1 General requirements . 2
4.2 Service designation . 2
4.3 Requirements for carbon steel in sour or wet hydrogen sulfide service . 2
4.4 Weld procedure qualification . 2
4.5 Sour or wet hydrogen sulfide service . 2
4.5.1 Subclause A.2.2.1 . 2
4.5.2 Subclauses A.2.2.2 and A.2.2.3 . 2
4.6 Tube failure in high-pressure units . 2
Bibliography . 3
© ISO 2019 – All rights reserved iii

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SIST EN ISO 16812:2019
ISO 16812:2019(E)

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bod
...