EUROPEANSTANDARD EN10028-2 NORMEEUROPEENNE EUROPAISCHENORM July 2017 ICS 77.140.30; 77.140.50 Supersedes EN 10028-2:2009 English Version Flat productsmade of steelsfor pressurepurposes-Part 2:Non-alloy and alloysteelswithspecifiedelevated temperatureproperties Produits plats en aciers pour appareils a pression - Flacherzeugnisse aus Druckbehalterstahlen - Teil 2: Partie : Aciers non allies e allies avec Unlegierte und legierte Stahle mit festgelegten caracteristiques specifiees a temperature elevee Eigenschaften bei erhohten Temperaturen This European Standard was approved by CEN on 7 May 2017. s a rog sogo a aends pm suogeno peau ao a i oo punoq ae sa ns European Standard the status ofaational standad without any alerationUt-dtelists and bibliograhicalference concerming such national standards may be obtained on apliation 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 udethe responsiblity ofa CEN member into its w 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 Republicof Macedonia France Gemany Greece Hungary lceland 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 COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FOR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17 B-1000 Brussels @ 2017 CEN All rights of exploitation in any form and by any means reserved Ref. No.EN 10028-2:2017 E worlcdwide for CEN national Members.
EN 10028-2:2017 (E) Contents Page European foreword. 1 Scope... 4 2 Normativereferences. 3 Terms and definitions. 4 4 Tolerances on dimensions.. 4 5 Calculation of mass. 4 6 Classification and designation. 4 6.1 Classification. 6.2 Designation.... 4 7 Information to be supplied by the purchaser. 5 7.1 Mandatory information.. .5 7.2 suondo 5 7.3 Example for ordering.. .5 8 Requirement.. .6 8.1 Steelmaking proces... 6 8.2 Delivery condition. .6 8.3 Chemical position.. ..6. 8.4 Mechanical properties.. 10 8.5 Surface condition. 10 8.6 Internal soundness. 10 8.7 Resistance to hydrogen induced cracking.. 10 8.8 Embrittlement of CrMo steels.. 10 9 Inspection. 10 9.1 Types of inspection and inspection documents. 10 9.2 Tests to be carried out. 10 9.3 Retests sorting and reprocessing. 10 10 Sampling. .10 11 Test methods. 10 12 Marking. .11 Annex A (informative) Guidelines for heat treatment. 17 Annex B (informative) Critical time temperature parameter Pcn and possible binations of stress relieving temperature and holding time .18 Annex C (informative) Reference data of strength values for 1 % (plastic) creep strain and creep rupture. 20 Annex D (normative) Evaluation of resistance to hydrogen induced cracking. ..6 Annex E (normative) Step cooling test.. ..27 Annex F (informative) Changes to the previous version EN 10028-2:2009. .28 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EuropeanDirective2014/68/EU. .29 Bibliography. 30
EN 10028-2:2017 (E) Europeanforeword for pressure purposes" the secretariat of which is held by DIN. ue jo uogeqnd q jaa pepueis euogeu e jo sngens aq ua aq leus prepues ueadong su identical text or by endorsement at the latest by January 2018 and conflicting national standards shall be withdrawn at the latest by January 2018. patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 10028-2:2009. European Free Trade Association and supports essential requirements of Directive 2014/68/EU. For relationship with Directive 2014/68/EU see informative Annex ZA which is an integral part of this document. A list of changes between this document and the previous version can be found in Annex F. 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 France Germany Greece Hungary Iceland Ireland Italy LatviaLithuania Luxembourg Malta Netherlands Norway Poland Portugal Romania Serbia lovakia Slovenia pain Sweden Switzerland Turkey and the United Kingdom.
EN 10028-2:2017 (E) 1Scope weldable non-alloy and alloy steels with elevated temperature properties as specified in Table 1. The requirements and definitions of EN 10028-1:2017 also apply. u saop pue saas ao e s pue e ppues udon su se jo eep e p 2014/68/EU presumption of conformity to the Essential Safety Requirements (ESRs) of Directive 2014/68/EU is presume adequacy of the material to a specific item of equipment. Consequently the assessment of the technical data stated in this material standard against the design requirements of this specific item of equipment to verify that the ESRs of Directive 2014/68/EU are satisfied needs to be done. 2Normativereferences indispensable for its application. For dated references only the edition cited applies. For undated references the latest edition of the referenced document (including any amendments) applies. EN 1011-1:2009 Welding Remendations for welding of metallic materials Part 1:General guidance for arc welding EN 1011-2:2001 Welding - Remendations for welding of metallic materials - Part 2: Arc welding of ferritic steels EN 10028-1:2017 Flat products made of steels for pressure purposes - Part 1: General requirements EN 10204:2004 Metallic products - Types of inspection documents EN 10229:1998 Evaluation of resistance of steel products to hydrogen induced cracking (HIC) 3Terms and definitions For the purposes of this document the terms and definitions given in EN 10028-1:2017 apply. 4Tolerances on dimensions See EN 10028-1:2017. 5Calculation ofmass See EN 10028-1:2017. 6Classification and designation In accordance with EN 10020 the grades P235GH P265GH P295GH and P355GH are non-alloy quality steels. All other grades are alloy special steels. See EN 10028-1:2017.
EN 10028-2:2017 (E) 7Information tobe suppliedby thepurchaser See EN 10028-1:2017. A number of options are specified in this document and listed below. Additionally the relevant options of EN 10028-1:2017 apply. If the purchaser does not indicate a wish to implement any of these options specification (see also EN 10028-1:2017). at the time of enquiry and order the products shall be supplied in accordance with the basic 1)limitation of copper and/or tin content (see Table 1 footnote b); 2) minimum chromium content of 0 80 % (see Table 1 footnote f); 3)maximum carbon content of 0 17 % for nominal thicknesses greater than 150 mm (see Table 1 footnote g); 4) tests in the simulated normalized condition (see 8.2.2): 5) delivery conditions deviating from those specified in Table 3 (see 8.2.2 and 8.2.3); 6) maximum carbon equivalent value for P235GH P265GH P295GH and P355GH (see 8.3.3); 8) no option intentionally left blank; footnote b and Table 4 footnote b): 9) specification of the delivery condition QT where the usual delivery condition is NT (see Table 3 10) additional impact energy values (see Table 3 footnote e); 11) no option intentionally left blank; 12) HIC test in accordance with EN 10229 (see 8.7); 13) step cooling test in accordance with Annex E (see 8.8): 14) mid thickness test pieces for the impact test (see Clause 10). certificate 3.1 as specified in EN 10204: of a steel grade with the name 16Mo3 and the number 1.5415 as specified in EN 10028-2 inspection 10 plates - 50 × 2 000 × 10 000 - EN 10028-2 - 16Mo3 - Inspection certificate 3.1 or 10 plates - 50 x 2 000 x 10 000 - EN 10028-2 - 1.5415 - Inspection certificate 3.1 5
BS EN 10028-2 2017压力用途用钢板 第2部分 具有高温特性的非合金和合金钢(英文版).pdf
