BS EN 13445-8-2009 无燃烧压力容器.铝和铝合金压力容器的附加要求

raising standards worldwide™ NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BSI British Standards Unfired pressure vessels — Part 8: Additional requirements for pressure vessels of aluminium and aluminium alloys BS EN 13445-8:2009 BS EN 13445-8:2009 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN 13445-8:2009. It supersedes BS EN 13445-8:2006 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PVE/1, Pressure vessels. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. © BSI 2009 ISBN 978 0 580 65652 1 ICS 23.020.30 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 September 2009. Amendments issued since publication Date Text affected ????? www.bzfxw.com ???? www.bzfxw.com EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM EN 13445-8 July 2009 ICS 23.020.30 Supersedes EN 13445-8:2006 English Version Unfired pressure vessels - Part 8: Additional requirements for pressure vessels of aluminium and aluminium alloys Récipients sous pression non soumis à la flamme - Partie 8 : exigences complémentaires pour les récipients sous pression en aluminium et alliages d'aluminium Unbefeuerte Druckbehälter - Teil 8: Zusätzliche Anforderungen an Druckbehälter aus Aluminium und Aluminiumlegierungen This European Standard was approved by CEN on 30 June 2009. 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 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 Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION C O M I T É E U R O P É E N D E N O R M A LI S A T I O N EUR OP ÄIS C HES KOM ITEE FÜR NOR M UNG Management Centre: Avenue Marnix 17, B-1000 Brussels © 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13445-8:2009: E www.bzfxw.com EN 13445-8:2009 (E) Issue 1 (2009-07) 2 Contents Page Foreword..............................................................................................................................................................4 1 Scope ......................................................................................................................................................5 2 Normative references ............................................................................................................................5 3 Terms, definitions, symbols and units ................................................................................................6 4 General requirements............................................................................................................................6 5 Materials .................................................................................................................................................6 5.1 General....................................................................................................................................................6 5.2 Elongation after fracture .......................................................................................................................6 5.3 Prevention of brittle fracture ................................................................................................................6 5.4 Lamellar tearing .....................................................................................................................................7 5.5 Chemical composition ..........................................................................................................................7 5.6 Material grouping system .....................................................................................................................7 6 Design .....................................................................................................................................................8 6.1 General....................................................................................................................................................8 6.2 Design temperature and properties.....................................................................................................8 6.3 Time-independent nominal design stress...........................................................................................8 6.4 Thick walled, small bore piping for shells ..........................................................................................8 6.5 Fatigue design........................................................................................................................................9 6.6 Lapped joints, joggle joints, permanent backing strips ....................................................................9 6.6.1 General....................................................................................................................................................9 6.6.2 Lapped joints..........................................................................................................................................9 6.6.3 Joggle joints...........................................................................................................................................9 6.6.4 Joints with permanent backing strips .............................................................................................. 10 7 Manufacture......................................................................................................................................... 10 7.1 General................................................................................................................................................. 10 7.2 Materials .............................................................................................................................................. 10 7.3 Welding procedure specification (WPS) .......................................................................................... 10 7.4 Qualification of welding procedure specifications (WPQR)........................................................... 10 7.5 Qualification of welders and welding operators.............................................................................. 11 7.6 Joint preparation................................................................................................................................. 11 7.7 Preheat................................................................................................................................................. 11 7.8 Production test, reference criteria .................................................................................................... 11 7.9 Extent of testing.................................................................................................................................. 11 7.10 Performance of test and acceptance criteria................................................................................... 12 7.11 Forming procedures........................................................................................................................... 12 7.12 Heat treatment after forming ............................................................................................................. 12 7.13 Sampling of formed products............................................................................................................ 14 7.14 Tests..................................................................................................................................................... 14 7.14.1 Base material....................................................................................................................................... 14 7.14.2 Butt welds............................................................................................................................................ 15 7.15 Post weld heat treatment (PWHT) ..................................................................................................... 15 8 Inspection and testing........................................................................................................................ 15 8.1 General................................................................................................................................................. 15 8.2 Non-destructive testing of welded joints ......................................................................................... 15 8.2.1 General................................................................................................................................................. 15 8.2.2 Demonstration of satisfactory experience for testing group 2...................................................... 16 8.2.3 Symbols ............................................................................................................................................... 17 8.3 Determination of extent of non destructive testing ........................................................................ 17 8.4 Applicable non destructive testing techniques............................................................................... 20 8.4.1 NDT methods....................................................................................................................................... 20 8.4.2 Acceptance criteria for radiographic testing (RT)........................................................................... 21 BS EN 13445-8:2009 ????? www.bzfxw.com ???? www.bzfxw.com EN 13445-8:2009 (E) Issue 1 (2009-07) 3 8.4.3 Acceptance criteria for visual and surface penetrant testing.........................................................21 8.4.4 Acceptance criteria for penetrant testing (PT) .................................................................................22 8.5 Selection of non-destructive testing methods for internal imperfections.....................................22 8.6 Standard hydrostatic test ...................................................................................................................23 8.7 Pneumatic testing................................................................................................................................23 9 Inspection and testing of serially produced pressure vessels — Model approval.......................23 9.1 General..................................................................................................................................................23 9.2 Inspection and testing of pressure vessels subject to cyclic loads ..............................................23 Annex Y (informative) Differences between EN 13445-8:2006 and EN 13445-8:2009.................................24 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of the EU Pressure Equipment Directive 97/23/EC ..........................................................................25 Bibliography......................................................................................................................................................26 BS EN 13445-8:2009 www.bzfxw.com EN 13445-8:2009 (E) Issue 1 (2009-07) 4 Foreword This document (EN 13445-8:2009) has been prepared by Technical Committee CEN/TC 54 “Unfired pressure vessels”, the secretariat of which is held by BSI. 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 December 2009, and conflicting national standards shall be withdrawn at the latest by December 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EC Directive(s). For relationship with EC Directive(s), see informative Annex ZA, which is an integral part of this document. This European Standard consists of the following Parts: ⎯ Part 1: General. ⎯ Part 2: Materials. ⎯ Part 3: Design. ⎯ Part 4: Fabrication. ⎯ Part 5: Inspection and testing. ⎯ Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron. ⎯ CR 13445-7, Unfired pressure vessels — Part 7: Guidance on the use of conformity assessment procedures. ⎯ Part 8: Additional requirements for pressure vessels of aluminium and aluminium alloys. ⎯ CEN/TR 13445-9, Unfired pressure vessels — Part 9: Conformance of EN 13445 series to ISO 16528 This document supersedes EN 13445-8:2006. This new edition incorporates the Amendments which have been approved previously by CEN members, and the corrected pages up to Issue 36 without any further technical change. Annex Y to EN 13445-1:2009 and Annex Y to this Part provides details of significant technical changes between this European Standard and the previous edition. Amendments to this new edition may be issued from time to time and then used immediately as alternatives to rules contained herein. It is intended to deliver a new Issue of EN 13445:2009 each year, consolidating these Amendments and including other identified corrections. 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 13445-8:2009 ????? www.bzfxw.com ???? www.bzfxw.com EN 13445-8:2009 (E) Issue 1 (2009-07) 5 1 Scope This Part 8 of this European Standard specifies requirements for unfired pressure vessels and their parts made of aluminium and aluminium alloys in addition to the general requirements for unfired pressure vessels under EN 13445:2009 Parts 1 to 5. This European Standard specifies unfired pressure vessels for loads up to 500 full cycles. NOTE Cast materials are not included in this version. Details regarding cast materials will be subject to an amendment to or a revision of this European Standard. 2 Normative references The following referenced documents are indispensable for the application 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. EN 571-1:1997, Non-destructive testing — Penetrant testing — Part 1: General principles EN 573-3:2007, Aluminium and aluminium alloys — Chemical composition and form of wrought products — Part 3: Chemical composition EN 583-4:2002, Non-destructive testing — Ultrasonic examination — Part 4: Examination for discontinuities perpendicular to the surface EN 970:1997, Non-destructive examination of fusion welds — Visual examination EN 1289:1998, EN 1289:1998/A1:2002, EN 1289:1998/A2:2003, Non-destructive examination of welds — Penetrant testing of welds — Acceptance levels EN 1435:1997, EN 1435:1997/A1:2002, EN 1435:1997/A2:2003, Non-destructive examination of welds — Radiographic examination of welded joints EN 1712:1997, EN 1712:1997/A1:2002, EN 1712:1997/A2:2003, Non-destructive examination of welds — Ultrasonic examination of welded joints — Acceptance levels EN 1714:1997, EN 1714:1997/A1:2002, EN 1714:1997/A2:2003, Non-destructive examination of welds — Ultrasonic examination of welded joints EN 12062:1997, EN 12062:1997/A1:2002, EN 12062:1997/A2:2003, Non-destructive examination of welds — General rules for metallic materials EN 12392:2000, Aluminium and aluminium alloys — Wrought products — Special requirements for products intended for the production of pressure equipment EN 13445-1:2009, Unfired pressure vessels — Part 1: General EN 13445-2:2009, Unfired pressure vessels — Part 2: Materials EN 13445-3:2009, Unfired pressure vessels — Part 3: Design EN 13445-4:2009, Unfired pressure vessels — Part 4: Fabrication EN 13445-5:2009, Unfired pressure vessels — Part 5: Inspection and testing EN ISO 6520-1:2007, Welding and allied processes — Classification of geometric imperfections in metallic materials — Part 1: Fusion welding (ISO 6520-1:2007) EN ISO 9606-2:2004, Qualification test of welders — Fusion welding — Part 2: Aluminium and aluminium alloys (ISO 9606-2:2004) BS EN 13445-8:2009 www.bzfxw.com EN 13445-8:2009 (E) Issue 1 (2009-07) 6 EN ISO 10042:2005, Welding — Arc-welded joints in aluminium and its alloys — Quality levels for imperfections (ISO 10042:2005) EN ISO 15614-2:2005, Specification and qualification of welding procedures for metallic materials — Welding procedure test — Part 2: Arc welding of aluminium and its alloys (ISO 15614-2:2005) CR ISO/TR 15608:2000, Welding — Guidelines for a metallic materials grouping system (ISO/TR 15608:2000) 3 Terms, definitions, symbols and units For the purposes of this document, the terms, definitions, symbols and units given in EN 13445:2009 Parts 1 to 5 apply. NOTE Further symbols are listed in 8.2.3. 4 General requirements The general requirements of EN 13445-1:2009 shall apply. 5 Materials 5.1 General The requirements of EN 13445-2:2009 shall apply with the following additions/exclusions. 5.2 Elongation after fracture NOTE Also see 4.1.4 of EN 13445-2:2009. Aluminium and aluminium alloys used for welded parts of pressure vessels that are subjected to cold forming (e.g. rolled shells and heads) shall have a specified minimum elongation after fracture measured on a gauge length oo SL 65,5= (5.2-1) that is ≥ 14 % in the longitudinal or transverse direction as defined by the material specification. Aluminium and aluminium alloys used for parts of pressure vessels that are not subjected to cold forming (e.g. straight flanges and nozzles) shall have a specified minimum elongation after fracture measured on a gauge length oo SL 65,5= (5.2-2) that is ≥ 10 % in the longitudinal or transverse direction as defined by the material specification. 5.3 Prevention of brittle fracture NOTE 1 Also see 4.1.6 of EN 13445-2:2009. Annex B of EN 13445-2:2009 is not applicable. NOTE 2 The requirement