Shellboilers
Part 5:Inspection during construction documentationand marking of pressure parts of the boiler
bsi.
Nationalforeword
supersedes BS EN 12953-5:2002 which is withdrawn. This British Standard is the UK implementation of EN 12953-5:2020. It
The UK participation in its preparation was entrusted to TechnicalCommittee PVE/2 Water Tube And Shell Boilers.
A list of organizations represented on this mittee can be obtained onrequest to its secretary.
This publication does not purportto include all the necessary provisions of a contract. Users are responsible for its correct application.
@ The British Standards Institution 2020Published by BSI Standards Limited 2020
ISBN 978 0 580 52142 3
ICS 23.020.01; 27.060.30
Compliance with a British Standard cannot confer immunity fromlegal obligations.
Standards Policy and Strategy Committee on 31 March 2020. This British Standard was published under the authority of the
Amendments/corrigenda issued since publication
Date
Text affected
EN12953-5
Supersedes EN 12953-5:2002
English Version
documentationandmarkingofpressureparts of theboiler Shell boilers-Part5:Inspection during construction
cours de construction documentation et marquage des Chaudieres a tubes de fumee - Partie 5 : Controles enparties sous pression de la chaudiere
GroBwasserraumkessel - Teil 5: Prufung wihrend der Herstellung Dokumentation und Kennzeichnung firdrucktragende Kesselteile
This European Standard was approved by CEN on 6 January 2020.
CEN members are bound to ply with the CEN/CENELEC Intermal Regulations which stipulate the conditions for giving thisEuropean 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 CENmember.
This European Stndad xists in three oficil verions English French Geman) A versinn anytherlanguagemdeytranslation under the responsibility of a CEN member into its own language and notifed 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 Frane Gemany Grce Hngary elnd reland Italy Latvia Lithania Lxemourg Malta thelands rway Poland Portugal Republic of North Macedonia Romania erbia Slovakia Slovenia Spain Sweden Switzerland Turkey andUnited Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATIONEUROPAISCHES KOMITEE FOR NORMUNG COMITE EUROPEEN DE NORMALISATION
CEN-CENELEC Management Centre: Rue de la Science 23 B-1040 Brussels
Contents
Page
European foreword.. 31 Scope.. .52 Normative references. ..53 Terms and definitions .. ..64 Symbols. ..65 Inspection and testing. .75.1 5.2 Approval of personnel.. General. .7 75.3 Calibration of equipment. 75.4 5.5 Inspection activities. Non-destructive examinations. 11 75.6 Weld production control test plates... 195.7 5.8 Final assessment. Corrugated furnace tubes... 21 245.9 Economizer and superheater. 256.1 6 General. Documentation certification and marking 26 266.2 Documentation.. 26g9 6.4 Declaration... Marking.. 26 26Annex A (normative) Economizer and/or superheater with water tube design connected tothe shell boiler including piping. 28A.1 General. 28A.2 Extent of NDT for welds for economizers and/or superheaters and/or piping.. 28Annex B (informative) Significant technical changes between this European Standard andAnnex ZA (informative)Relationship between this European Standard and the essential the previous edition... ..30covered... 31Bibliography. 32
This document (EN 12953-5:2020) has been prepared by Technical Committee CEN/TC 269 *Shell andwater-tube boilers" the secretariat of which is held by DIN.
identical text orby endorsement atthe latest by September 2020 and conflicting national standards shallbe withdrawn at the latest by September 2020.
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 12953-5:2002.
pe uss eog qa o a p eapn pedad uaaq su p sEuropean Free Trade Association and supports essential requirements of EU Directive(s).
For relationship with EU Directive(s) see informative Annex ZA which is an integral part of this document.
The informative Annex B lists the significant technical changes between this document and the previous edition.
EN 12953 Shell boilers consists of the following parts:
-Part 1: General;- Part 2: Materials for pressure parts of boilers and accessories;-Part 3: Design and calculation for pressure parts;--Part 4: Workmanship and construction of pressure parts of the boiler;-Part 5: Inspection during construction documentation and marking of pressure parts of the boiler;-Part 6: Requirements for equipment for the boiler;--Part 7:Requirementsfor firing systems for liquid and gaseous fuels for the boilers;-Part 8: Requirements for safeguards against excessive pressure;-Part 9:Requirements for limiting devices of the boiler and accessories -Part 10: Requirements for feedwater and boiler water quality;-Part 11: Acceptance tests;-Part 12: Requirements forgrate firing systems forsolid fuelsforthe boiler;-Part 13: Operating instructions;[CR 12953-14].
Part 14:Guideline for involvement of an inspection body independent of the manufacturer
