DIN EN 14398-2-2008 Cryogenic vessels - Large transportable non-vacuum insulated vessels - Part 2 Design fabrication inspection and testing German version EN 14398-2 2003+A2 2008《低.pdf

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1、November 2008DEUTSCHE NORM English price group 29No part of this standard may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 23.020.40!$Rx.“147851

2、1www.din.deDDIN EN 14398-2Cryogenic vessels Large transportable non-vacuum insulated vessels A2:2008)English version of DIN EN 14398-2:2008-11Kryo-Behlter Groe ortsbewegliche, nicht vakuum-isolierte Behlter Teil 2: Bemessung, Herstellung, berwachung und Prfung (enthlt nderung A2:2008)Englische Fassu

3、ng DIN EN 14398-2:2008-11SupersedesDIN EN 14398-2:2004-01 andDIN EN 14398-2/A1:2007-02www.beuth.dePart 2: Design, fabrication, inspection and testing (includes AmendmentDocument comprises 98 pagesDIN EN 14398-2:2008-11 2 National foreword This standard has been prepared by Technical Committee CEN/TC

4、 286 “Cryogenic vessels” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was the Normenausschuss Druckgasanlagen (Pressurized Gas Installations Standards Committee), Technical Committee NA 016-00-05 AA Kryo-Behlter; Spiegelausschuss zu CEN/TC 268 und ISO/TC 220.

5、 The start and finish of text introduced or altered by amendments is indicated in the text by tags A1 (Amendment A1:2006) and A2 (Amendment A2:2008), the modifications of the related CEN Corrigendum AC:2006 are indicated by the tags AC. Amendments This standard differs from DIN EN 14398-2:2004-01 an

6、d DIN EN 14398-2/A1:2007-02 as follows: a) Amendment A1:2006 (subclause 4.3.2.1) has been incorporated. b) Amendment A2:2008 has been incorporated. c) The modifications of Corrigendum AC:2006 have been implemented and Figures 3, 4, 12, 13, 15 16, 17, 22, 23, 26, 28, C.1 and D.1 have been modified. P

7、revious editions DIN EN 14398-2: 2004-01 DIN EN 14398-2/A1: 2007-02 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14398-2:2003+A2 March 2008 ICS 23.020.40 Supersedes EN 14398-2:2003English Version Cryogenic vessels - Large transportable non-vacuum insulated vessels - Part 2: Design, fabricati

8、on, inspection and testing Rcipients cryogniques - Grands rcipients transportables non isols sous vide - Partie 2: Conception, fabrication, inspections et essais Kryo-Behlter - Groe ortsbewegliche, nicht vakuum-isolierte Behlter - Teil 2: Bemessung, Herstellung, berwachung und Prfung This European S

9、tandard was approved by CEN on 10 July 2003 and includes Corrigendum 1 issued by CEN on 23 August 2006, Amendment 1 approved by CEN on 6 October 2006 and Amendment 2 approved by CEN on 7 February 2008. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the cond

10、itions 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 thr

11、ee 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

12、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

13、COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2008 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14398-2:2003+A2:2008: EEN 14398

14、-2:2003+A2:2008 (E) Contents Foreword5 1 Scope 6 2 Normative references 6 3 Terms, definitions and symbols.7 3.1 Terms and definitions .7 3.2 Symbols 8 4 Design .9 4.1 Design options.9 4.1.1 General9 4.1.2 Design by calculation9 4.1.3 Design by calculation and pressure strengthening.9 4.1.4 Design b

15、y calculation supplemented with experimental methods.10 4.2 Common design requirements.10 4.2.1 General10 4.2.2 Design specification10 4.2.3 Design loads.11 4.2.4 Fatigue 13 4.2.5 Corrosion allowance .13 4.2.6 Inspection openings13 4.2.7 Pressure relief14 4.2.8 Valves14 4.2.9 Insulation 14 4.2.10 De

16、gree of filling14 4.2.11 Electrical continuity.15 4.3 Design by calculation15 4.3.1 General15 4.3.2 Vessel15 4.3.3 Attachments .16 4.3.4 Piping and accessories.16 4.3.5 Calculation formulae .17 4.3.6 Calculations for operating loads25 5 Fabrication53 5.1 General53 5.2 Cutting 53 5.3 Cold forming.54

17、5.3.1 Austenitic stainless steel54 5.3.2 Ferritic steel54 5.4 Hot forming.55 5.4.1 General55 5.4.2 Austenitic stainless steel55 5.4.3 Ferritic steel55 5.5 Manufacturing tolerances .55 5.5.1 Plate alignment 55 5.5.2 Thickness .57 5.5.3 Dished ends57 5.5.4 Cylinders.57 5.6 Welding .60 5.6.1 General60

18、5.6.2 Qualification .60 5.6.3 Temporary attachments 60 5.6.4 Welded joints60 Non-welded joints61 25.7DIN EN 14398-2:2008-11 Page EN 14398-2:2003+A2:2008 (E) 6 Inspection and testing.61 6.1 Quality plan 61 6.1.1 Inspection stages during manufacture of a vessel61 6.1.2 Additional inspection stages dur

19、ing manufacture of a large transportable cryogenic vessel .62 6.2 Production control test plates62 6.2.1 Requirements.62 6.2.2 Extent of testing.62 6.3 Non-destructive testing.63 6.3.1 General63 6.3.2 Extent of examination for surface imperfections.63 6.3.3 Extent of examination for volumetric imper

20、fections .63 6.3.4 Acceptance levels64 6.4 Rectification .65 6.5 Pressure testing.66 Annex A (informative) Elastic stress analysis67 A.1 General67 A.2 Terminology .67 A.2.1 Stress intensity67 A.2.2 Gross structural discontinuity .68 A.2.3 Local structural discontinuity 68 A.2.4 Normal stress.68 A.2.

21、5 Shear stress .68 A.2.6 Membrane stress .68 A.2.7 Primary stress69 A.2.8 Primary local membrane stress .69 A.2.9 Secondary stress.69 A.2.10 Peak stress.69 A.3 Limit for longitudinal compressive general membrane stress.69 A.4 Stress categories and stress limits for general application .70 A.4.1 Gene

22、ral70 A.4.2 General primary membrane stress category 70 A.4.3 Local primary membrane stress category 70 A.4.4 General or local primary membrane plus primary bending stress category 70 A.4.5 Primary plus secondary stress category 70 A.4.6 Thermal stress .70 A.5 Specific criteria, stress categories an

23、d stress limits for limited application71 A.5.1 General71 A.5.2 Attachments and supports .71 A.5.3 Nozzles and openings.71 A.5.4 Additional stress limits .72 Annex B (normative) Additional requirements for 9 % Ni steel .76 B.1 Introduction76 B.2 Specific requirements .76 Annex C (normative) Pressure

24、 strengthening of vessels from austenitic stainless steels 78 C.1 Introduction78 C.2 Scope 78 C.3 Definitions and units of measurement 78 C.4 Materials .79 C.5 Design.80 C.5.1 General80 C.5.2 Design for internal pressure.80 C.6 Manufacturing and inspection .83 C.6.1 Strengthening procedure83 C.6.2 P

25、rocedure record.83 C.6.3 Welding.83 C.6.4 Pressure vessel drawing.84 C.6.5 Data plate84 C.7 Comments 84 C.7.1 Strengthening theory 84 C.7.2 Work-hardened material86 3DIN EN 14398-2:2008-11 EN 14398-2:2003+A2:2008 (E) C.7.3 Derivation of formulae.86 C.7.4 Deformations at strengthening 87 Annex D (inf

26、ormative) Specific weld details.90 D.1 Field of application 90 D.2 Weld detail 90 D.2.1 Joggle joint.90 D.2.2 Intermediate ends 90 D.2.3 Backing strip 91 D.2.4 End plate closure.91 D.2.5 Non full penetration nozzle weld91 D.2.6 Non continuous fillet weld on attachments 91 D.3 Oxygen service requirem

27、ents 91 Annex E (normative) Increased material property for austenitic stainless steel .95 Bibliography 96 4DIN EN 14398-2:2008-11 EN 14398-2:2003+A2:2008 (E) Foreword This document (EN 14398-2:2003+A2:2008) has been prepared by Technical Committee CEN/TC 268 “Cryogenic vessels”, the secretariat of

28、which is held by AFNOR. 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 2008 and conflicting national standards shall be withdrawn at the latest by September 2008. This document includes

29、 Amendment 1, approved by CEN on 2006-10-06, Amendment 2, approved by CEN on 2008-02-07 and Corrigendum 1 issued by CEN on 2006-08-23. This document supersedes EN 14398-2:2003. The start and finish of text introduced or altered by amendment is indicated in the text by tags ! “ and # $. The modificat

30、ions of the related CEN Corrigendum have been implemented at the appropriate places in the text and are indicated by the tags . This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports the objectives of the framewor

31、k Directives on Transport of Dangerous Goods. The standard has been submitted for reference into the RID and/or in the technical annexes of the ADR. #deleted text$ EN 14398 consists of the following parts under the general title, Cryogenic vessels Large transportable non-vacuum insulated vessels: Pa

32、rt 1: Fundamental requirements Part 2: Design, fabrication, inspection and testing Part 3: Operational requirements #Annexes B, C and E are normative. Annexes A and D are normative.$ This document includes a Bibliography. According to the CEN/CENELEC Internal Regulations, the national standards orga

33、nizations 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, R

34、omania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. 5DIN EN 14398-2:2008-11 EN 14398-2:2003+A2:2008 (E) 1 Scope This European Standard specifies requirements for the design, fabrication, inspection and testing of large transportable non vacuum insulated cryogenic vessels of mo

35、re than 1000 l volume, which are permanently (fixed tanks) or not permanently (demountable tanks) attached to a vehicle, for carriage by road. However, it can be used for other mode of transport providing the specific regulations/requirements are complied with. This European Standard applies to larg

36、e transportable non vacuum insulated cryogenic vessels for fluids specified in EN 14398-1 and does not apply to vessels designed for toxic fluids. This European Standard does not include the general vehicle requirements e.g. running gear, brakes, lighting etc. that shall be in accordance with the re

37、levant standards/regulations. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text, and the publications are listed hereafter. For dated references, sub

38、sequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). EN 287-1, Approval testing of welders - Fusi

39、on welding - Part 1: Steels. #deleted text$ EN 473, Non destructive testing - Qualification and certification of NDT personnel - General principles. EN 875, Destructive tests on welds in metallic materials - Impact tests - Test specimen location, notch orientation and examination. EN 895, Destructiv

40、e tests on welds in metallic materials - Transverse tensile test. EN 910, Destructive tests on welds in metallic materials Bend tests. EN 1252-1:1998, Cryogenic vessels - Materials - Part 1: Toughness requirements for temperatures below - 80 C. EN 1252-2, Cryogenic vessels - Materials - Part 2: Toug

41、hness requirements for temperatures between 80 C and 20 C. EN 1418, Welding personnel Approval testing of welding operators for fusion welding and resistance weld setters for fully mechanised and automatic welding of metallic materials. EN 1435, Non-destructive examination of welds Radiographic exam

42、ination of welded joints. EN 1626, Cryogenic vessels - Valves for cryogenic service. EN 1797, Cryogenic vessels - Gas/material compatibility. EN 10028-4, Flat products made of steels for pressure purposes Part 4: Nickel alloy steels with specified low temperature properties. EN 10028-7:2000, Flat pr

43、oducts made of steels for pressure purposes - Part 7: Stainless steels. EN 13068-3, Non-destructive testing Radioscopic testing Part 3: General principles of radioscopic testing of metallic materials by X and gamma rays. EN 13445-3, Unfired pressure vessels Part 3: Design. 6DIN EN 14398-2:2008-11 EN

44、 14398-2:2003+A2:2008 (E) EN 13648-3, Cryogenic vessels - Safety devices for protection against excessive pressure - Part 3: Determination of required discharge - Capacity and sizing. EN 14398-1:2003, Cryogenic vessels - Large transportable non-vacuum insulated vessels - Part 1: Fundamental requirem

45、ents. EN 14398-3, Cryogenic vessels Large Transportable non-vacuum insulated vessels Part 3: Operational requirements. EN ISO 6520-1, Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 1: Fusion welding !(ISO 6520-1:2007)“. #EN ISO 9606-2, Qualifica

46、tion test of welders - Fusion welding - Part 2: Aluminium and aluminium alloys (ISO 9606-2:2004). EN ISO 15613, Specification and qualification of welding procedures for metallic materials - Qualification based on pre-production welding test (ISO 15613:2004). EN ISO 15614-1, Specification and qualif

47、ication of welding procedures for metallic materials - Welding procedure test - Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys (ISO 15614-1:2004). EN ISO 15614-2, Specification and qualification of welding procedures for metallic materials - Welding procedure test

48、- Part 2: Arc welding of aluminium and its alloys (ISO 15614-2:2005).$ ISO 1106-1, Recommended practice for radiographic examination of fusion welded joints - Part 1: Fusion welded butt joints in steel plates up to 50 mm thick. 3 Terms, definitions and symbols For the purposes of this European Stand

49、ard, the following terms, definitions and symbols apply. 3.1 Terms and definitions For the purposes of this European Standard, the terms and definitions given in EN 14398-1:2003 and the following apply. 3.1.1 large transportable non vacuum insulated vessel vessel of more than 1000 l volume intended for one or more cryogenic fluids, consisting of an inner vessel, an insulation, all of the valves and accessories and additional framework 3.1.2 fixed tank (tank vehicle) large transportable vessel permanently attached to a vehicl