1、DEUTSCHE NORM Februarv 2003 Cryogenic vessels - Static vacuum insulated vessels Part 2: Design, fabrication, inspection and testing English version of DIN EN 13458-2 DIN EN 13458-2 ICs 23.020.40 Kryo-Behlter - Ortsfeste, Vakuum-isolierte Behlter - Teil 2: Bemessung, Herstellung und Prfung European S
2、tandard EN 13458-2 : 2002 has the status of a DIN Standard. A comma is used as the decimal marker. National foreword This standard has been prepared by CEN/TC 268 Cryogenic vessels (Secretariat: France). The responsible German body involved in its preparation was the Normenausschuss Druckgasanlagen
3、(Pressure Vessels Standards Committee). EN comprises 106 pages. O No part of this standard may be reproduced without the prior permission of Ref. No. DIN EN 13458-2 : 2003-02 DINDeutsches Institut frNormung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany, has the exclusive right of sale for
4、German Standards (DIN-Normen). English price group 29 Sales No. 1129 07.03 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13458-2 November 2002 ICs 23.020.40 English version Cryogenic vessels - Static vacuum insulated vessels Part 2: Design, fabrication, inspection and testing Rcipients cryogn
5、iques - Rcipients Kryo-Behlter - Ortsfeste, vakuum- fixes isols sous vide - Partie 2: Con- isolierte Behlter -Teil 2: Bemes- ception, fabrication, inspection et essais sung, Herstellung und Prfung This European Standard was approved by CEN on 2002-08-12. CEN members are bound to comply with the CENK
6、ENELEC 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 stand- ards may be obtained on application to the Management Centre or to an
7、y CEN member. The European Standards exist 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 Management Centre has the same status as the official versions. CEN
8、members are the national standards bodies of Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom. CEN European Committee for Standardization
9、Comit Europen de Normalisation Europisches Komitee fr Normung Management Centre: rue de Stassart 36, B-1050 Brussels O 2002. CEN - All rights of exploitation in any form and by any means reserved worldwide for CEN national members. Ref. No. EN 13458-2 : 2002 E Page 2 EN 13458-2 2002 Contents Page Fo
10、reword . 3 1 Scope . 4 2 Normative references .4 3 Terms, definitions and sy 6 4 Design . 8 5 Fabrication . . .54 6 Inspection and testing . 61 Annex A (normative) Elastic stress analysis . .68 Annex B (normative) Additional .77 Annex D (normative) Pressure limiting systems Annex E (normative) Furth
11、er use of the material cold properties to resist pressure loads . Annex G (normative) Additional requirements for flammable fluids Annex H (informative) Non-design requirements for flammable fluids . 100 Annex I (normative) Outer jacket relief devices . 101 Annex J (informative) Increased material p
12、roperty for austenitic stainless steel Annex K (normative) Base materials Annex C (informative) Pressure strengthening of vessels from austenitic stainless steels 79 Annex F (informative) Specific weld details 95 Annex L (informative) Other materials . Annex ZA (informative) Clauses of this European
13、 Standard addressing essential requirements or other provisions of EU directives . 105 Bibliography 106 Page 3 EN 13458-2 2002 Foreword This document (EN 13458-2:2002) has been prepared by Technical Committee CEN/TC 268 “Cryogenic vessels“, the secretariat of which is held by AFNOR. This European St
14、andard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2003, and conflicting national standards shall be withdrawn at the latest by May 2003. This document has been prepared under a mandate given to CEN by the Europ
15、ean Commission and the European 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. In this European Standard the annexes A, B E, G, I and K are normative and the
16、annexes C, D, F, H and J are informative. EN 13458 consists of the following Parts under the general title, Cryogenic vessels - Static vacuum insulated vessels - Pari 1: Fundamental requirements - Part 2: Design, fabrication, inspection and testing - Part 3: Operational requirements According to the
17、 CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spa
18、in, Sweden, Switzerland and the United Kingdom. Page 4 EN 13458-2 2002 1 Scope This European Standard specifies requirements for the design, fabrication, inspection and testing of static vacuum insulated cryogenic vessels designed for a maximum allowable pressure of more than 0,5 bar. This European
19、Standard is applicable to static vacuum insulated cryogenic vessels for fluids as specified in EN 13458-1, and does not apply to vessels designed for toxic fluids. For static vacuum insulated cryogenic vessels designed for a maximum allowable pressure of not more than 0,5 bar this standard can be us
20、ed as a guide. 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, subsequent amendme
21、nts 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 - Fusion welding - Pa
22、rt 1: Steels. EN 287-2, Approval testing of welders - Fusion welding - Part 2: Aluminium and aluminium alloys. EN 288-3: 1992, Specification and approval of welding procedures for metallic materials - Part 3: Welding procedure tests for the arc welding of steels. EN 288-4: 1992, Specification and ap
23、proval of welding procedures for metallic materials - Part 4: Welding procedure tests for the arc welding of aluminium and its alloys. EN 288-8, Specification and approval of welding procedures for metallic materials - Part 8: Approval by a pre- production welding test. EN 473, Qualification and cer
24、tification of NDT personnel - General principles. EN 875:1995, Destructive tests on welds in metallic materials - Impact tests - Test specimen location, notch orientation and examination. EN 895: 1 995, Destructive tests on welds in metallic materials - Transverse tensile test. EN 91 0:1996, Destruc
25、tive tests on welds in metallic materials - Bend tests. EN 1252-1 :1998, Cryogenic vessels - Materials - Part 1: Toughness requirements for temperatures below -80 OC. EN 1252-2, Cryogenic vessels - Materials - Part 2: Toughness requirements for temperatures between -80 OC and -20 “C. EN 141 8, Weldi
26、ng 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 examination of welded joints. EN 1626, Cryogenic vessels - Valves for cry
27、ogenic service. EN 1 797, Cryogenic vessels - Gadmaterial compatibility. EN 10028-4, Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties. Page 5 EN 13458-2 2002 EN 10028-7:2000, Flat products made of steels for pressure purposes
28、- Part 7: Stainless steels. prEN 1021 6-5, Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: stainless steel tubes. prEN 1021 7-7, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes. EN 12300, Cryogenic vessels
29、- Cleanliness for cryogenic service. EN 13068-3, Non-destructive testing - Radioscopic testing - Part 3: General principles of radioscopic testing of metallic materials by X- and gamma rays. EN 131 33, Brazing - Brazer approval. EN 1 31 34, Brazing - Procedure approval. EN 13445-3, Unfired pressure
30、vessels - Part 3: Design. EN 13445-4, Unfired pressure vessels - Part 4: Fabrication. EN 13458-1 :2002, Cryogenic vessels - Static vacuum insulated vessels - Part 1: Fundamental requirements. prEN 13458-3, Cryogenic vessels - Static vacuum insulated vessels - Part 3: Operational requirements. prEN 1
31、3648-1, Cryogenic vessels - Safety devices for protection against excessive pressure - Part I: Fundamental requirements prEN 13648-3, Cryogenic vessels - Safety devices for protection against excessive pressure - Part 3: Determination of required discharge - Capacity and sizing. prEN IS0 41 26-2, Sa
32、fety devices for protection against excessive pressure - Part 2: Bursting disc safety devices (ISO/DIS 4 126-2: 1996). EN IS0 6520-1 : 1998, Welding and allied processes - Classification of geometrical imperfections in metallic materials - Part 1: Fusion welding (IS0 6520- 1: 1998). IS0 1 106-1, Rec
33、ommended practice for radiographic examination of fusion welded joints - Part 1: Fusion welded butt joints in steel plates up to 50 mm thick. SA-353/A353M, Specification for pressure vessel plates, alloy steel, 9 percent nickel, double-normalized and tempered. SA-479/SA-479M, Specification for stain
34、less steel bars and shapes for use in boilers and other pressure vessels. SA-522/SA-522M, Specification for forged or rolled 8 and 9% nickel alloy steel flanges, fittings, valves and parts for low-temperature service. SA-553/SA-553M, Specification for pressure vessel plates, alloy steel quenched and
35、 tempered 8 and 9 percent nickel. Page 6 EN 13458-2 2002 3 Terms, definitions and symbols 3.1 Terms and definitions For the purposes of this European Standard, the following terms and definitions apply. 3.1 .I static vessel stationary unit capable of receiving, storing (under pressure) and dispensin
36、g cryogenic fluids. The vessel is not intended to be used for transporting liquid product 3.1.2 inner vessel pressure vessel proper intended to contain the cryogenic fluid 3.1.3 outer jacket gas-tight enclosure which contains the inner vessel and enables a vacuum to be established 3.1.4 automatic we
37、lding welding in which the parameters are automatically controlled. Some of these parameters may be adjusted to a limited extent, either manually or automatically, during welding to maintain the specified welding conditions 3.1.5 maximum allowable pressure, ps maximum pressure for which the equipmen
38、t is designed, as specified by the manufacturer, defined at a location specified by the manufacturer, being the location of connection of protective or limiting devices or the top of the equipment NOTE pT is equivalent to PS used in article 1, 2.3 of the PED. 3.1.6 re1 ief plate/plug plate or plug r
39、etained by atmospheric pressure only which allows relief of excess internal pressure 3.1.7 bursting disc device non-reclosing pressure relief device ruptured by differential pressure. It is the complete assembly of installed components including where appropriate the bursting disc holder 3.2 Symbols
40、 NOTE PTused in Annex I of the PED. Throughout this European Standard ps is equivalent to PS used in article 1, 2.3 of the PED and pT is equivalent to For the purposes of this standard, the following symbols apply: C allowances di diameter of opening du outside diameter of tube or nozzle f narrow si
41、de of rectangular or elliptical plate mm mm mm mm mm lh buckling length n P Pe pk PlJ P T r S number design pressure as defined by 4.2.3.2 j) and 4.3.3.2 allowable external pressure limited by elastic buckling Page 7 EN 13458-2 2002 bar bar strengthening pressure bar allowable external pressure limi
42、ted by plastic deformation bar pressure test (see 4.2.3.2 9) bar radius e.g. inside knuckle radius of dished end and cones minimum wall thickness actual wall thickness mm mm mm factor indicative of the utilisation of the permissible design stress in joints or factor allowing for weakenings (decay-le
43、ngth zone) distance over which governing stress is assumed to act mm area elongation at fracture design factors mm2 shell diameter mm outside diameter e.g. of a cylindrical shell mm internal diameter e.g. of a cylindrical shell mm Youngs modulus N/mm2 moment of inertia of stiffening ring mm4 materia
44、l property (see 4.3.2.3.1) see 4.3.2.3.2 see 4.3.2.3.3 a value defined by the manufacturer for a particular design case radius of curvature e.g. inside crown radius of dished end safety factor at design pressure safety factor against elastic buckling at design pressure safety factor against plastic
45、deformation at design pressure safety factor against plastic deformation at proof test pressure N/mm2 mm Page 8 EN 13458-2 2002 Z auxiliary value V Poissons ratio U out of roundness k design stress value N/mm2 4 Design 4.1 Design options 4.1.1 General The design shall be carried out in accordance wi
46、th one of the options given in 4.1.2, 4.1.3 or 4.1.4. In the case of 9 % Ni steel, the additional requirements of annex B shall be satisfied. For carbon and low alloy steels the requirements of EN 1252-2 shall be satisfied. When further use of cold properties is considered the requirements of annex
47、E shall be satisfied. 4.1.2 Design by calculation Calculation of all pressure and load bearing components shall be carried out. The pressure part thicknesses of the inner vessel and outer jacket shall not be less than required by 4.3. Additional calculations may be required to ensure the design is s
48、atisfactory for the operating conditions including an allowance for external loads (e.g. seismic). 4.1.3 Design by calculation when adopting pressure strengthening The pressure retaining capability of inner vessels manufactured from austenitic stainless steel, strengthened by pressure, is calculated
49、 in accordance with the informative annex C. 4.1.4 Design by calculation supplemented with experimental methods Where it is not possible to design by calculation alone planned and controlled experimental means may be used providing that the results confirm the standards of design required in 4.3. An example would be the application of strain gauges to assess stress levels. 4.2 Common design requirements 4.2.1 General The requirements of 4.2.2 to 4.2.8 are applicable to all vessels irrespective of the design option used. In the event of an increase in at least one of the
