SIST EN 10028-3:2003
(Main)Flat products made of steels for pressure purposes - Part 3: Weldable fine grain steels, normalized
Flat products made of steels for pressure purposes - Part 3: Weldable fine grain steels, normalized
This EN 10028-3 specifies requirements for flat products for pressure equipment made of weldable fine grain steels as specified in Table 1. NOTE Fine grain steels are understood as steels with a ferritic grain size of 6 or finer when tested in accordance with EURONORM 103. The requirements and definitions of EN 10028-1 also apply.
Flacherzeugnisse aus Druckbehälterstählen - Teil 3: Schweißgeeignete Feinkornbaustähle, normalgeglüht
Die Europäische Norm EN 10028-3 enthält die Anforderungen an Flacherzeugnisse für Druckbehälter aus den schweißgeeigneten Feinkornbaustählen, die in Tabelle 1 festgelegt sind.
ANMERKUNG Unter Feinkornbaustählen werden Stähle verstanden, die bei Prüfung nach EURONORM 103 eine Ferritkorngröße von 6 oder feiner aufweisen.
Zusätzlich gelten die Anforderungen und Begriffe in EN 10028-1.
Produits plats en aciers pour appareils a pression - Partie 3: Aciers soudables a grains fins, normalisés
La présente partie 3 de l'EN 10028 spécifie les prescriptions relatives aux produits plats pour appareils a pression en aciers a grains fins aptes au soudage telles qu'indiquées dans le Tableau 1. NOTE Par "aciers a grains fins", on entend les aciers ayant une grosseur de grain ferritique <= 6, déterminée conformément a l'EURONORM 103. Les prescriptions et définitions de l'EN 10028-1 s'appliquent également.
Ploščati jekleni izdelki za tlačne posode – 3. del: Variva drobnozrnata jekla, normalizirana
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Flat products made of steels for pressure purposes - Part 3: Weldable fine grain steels, normalizedQRUPDOL]LUDQDProduits plats en aciers pour appareils a pression - Partie 3: Aciers soudables a grains fins, normalisésFlacherzeugnisse aus Druckbehälterstählen - Teil 3: Schweißgeeignete Feinkornbaustähle, normalgeglühtTa slovenski standard je istoveten z:EN 10028-3:2003SIST EN 10028-3:2003en77.140.5077.140.30ICS:SIST EN 10028-3:19971DGRPHãþDSLOVENSKI
STANDARDSIST EN 10028-3:200301-november-2003
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 10028-3June 2003ICS 77.140.30; 77.140.50Supersedes EN 10028-3:1992English versionFlat products made of steels for pressure purposes - Part 3:Weldable fine grain steels, normalizedProduits plats en aciers pour appareils à pression - Partie3: Aciers soudables à grains fins, normalisésFlacherzeugnisse aus Druckbehälterstählen - Teil 3:Schweißgeeignete Feinkornbaustähle, normalgeglühtThis European Standard was approved by CEN on 20 January 2003.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the 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 translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2003 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10028-3:2003 E
EN 10028-3:2003 (E)2ContentsPageForeword.31Scope.42Normative references.43Terms and definitions.44Dimensions and tolerances on dimensions.45Calculation of mass.46Classification and designation.46.1Classification.46.2Designation.57Information to be supplied by the purchaser.57.1Mandatory information.57.2Options.57.3Example for ordering.58Requirements.58.1Steelmaking process.58.2Delivery condition.68.3Chemical composition.68.4Mechanical properties.98.5Surface condition.98.6Internal soundness.98.7Resistance to hydrogen induced cracking.109Inspection.109.1Types of inspection and inspection documents.109.2Tests to be carried out.109.3Retests.1010Sampling.1011Test methods.1012Marking.10Annex A (normative)
Evaluation of resistance to hydrogen induced cracking.13Annex ZA (informative)
Clauses of this European Standard addressing essential requirements or otherprovisions of EU Directives.14Bibliography.15
EN 10028-3:2003 (E)3ForewordThis document (EN 10028-3:2003) has been prepared by Technical Committee ECISS /TC 22, "Steels for pressurepurposes - Qualities", the secretariat of which is held by DIN.This European Standard shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the latest by December 2003, and conflicting national standards shall be withdrawn at the latestby December 2003.This document has been prepared under a mandate given to CEN by the European Commission and the EuropeanFree 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.This document supersedes EN 10028-3:1992.EN 10028 consists of the following parts under the general title Flat products made of steels for pressure purposes:Part 1: General requirementsPart 2: Non-alloy and alloy steels with specified elevated temperature propertiesPart 3: Weldable fine grain steels, normalizedPart 4: Nickel alloy steels with specified low temperature propertiesPart 5: Weldable fine grain steels, thermomechanically rolledPart 6: Weldable fine grain steels, quenched and temperedPart 7: Stainless steelsNOTEThe clauses marked by two points () contain information relating to agreements that may be made at the time ofenquiry and order.Annex A is normative.This document includes a bibliography.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal,Slovakia, Spain, Sweden, Switzerland and the United Kingdom.
EN 10028-3:2003 (E)41 ScopeThis European Standard specifies requirements for flat products for pressure equipment made of weldable finegrain steels as specified in Table 1.NOTEFine grain steels are understood as steels with a ferritic grain size of 6 or finer when tested in accordance withEURONORM 103.The requirements and definitions of EN 10028-1 also apply.2 Normative referencesThis European Standard incorporates by dated or undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text, and the publications are listed hereafter. Fordated references, subsequent amendments to or revisions of any of these publications apply to this EuropeanStandard only when incorporated in it by amendment or revision. For undated references the latest edition of thepublication referred to applies (including amendments).EN 10028-1:2000 + A1:2002, Flat products made of steels for pressure purposes – Part 1: General requirements.EN 10204, Metallic products – Types of inspection documents.EN 10229, Evaluation of resistance of steel products to hydrogen induced cracking (HIC).3 Terms and definitionsFor the purposes of this European Standard the terms and definitions given in EN 10028-1 apply.4 Dimensions and tolerances on dimensionsSee EN 10028-1.5 Calculation of massSee EN 10028-1.6 Classification and designation6.1 Classification6.1.1The steel grades covered by this European Standard are given in four qualities:a)the room temperature quality (P . N),b)the elevated temperature quality (P.NH),c)the low temperature quality (P.NL1) andd)the special low temperature quality (P.NL2).6.1.2In accordance with EN 10020, the grades P275NH, P275NL1, P355N, P355NH and P355NL1 are non-alloyquality steels, the grades P275NL2 and P355NL2 are non-alloy special steels and the grades P460NH, P460NL1and P460NL2 are alloy special steels.
EN 10028-3:2003 (E)56.2 DesignationSee EN 10028-1.7 Information to be supplied by the purchaser7.1 Mandatory informationSee EN 10028-1.7.2 OptionsA number of options are specified in this standard and listed below. Additionally the relevant options of EN 10028-1apply. If the purchaser does not indicate a wish to implement any of these options at the time of enquiry and order,the products shall be supplied in accordance with the basic specification (see also
EN 10028-1).a) tests in the simulated normalized condition (see 8.2.2);b) delivery of products in the untreated condition (see 8.2.3);c) maximum carbon equivalent value (see 8.3.3);d) application of the Rp0,2 values of Table 5 for the corresponding P.NL1 and P…NL2 grade (see 8.4.2);e) HIC test in accordance with EN 10229 (see 8.7);f) mid thickness test pieces for the impact test (see clause 10);g) verification of impact energy for longitudinal test pieces (see clause 11);h) tensile properties for increased product thicknesses (see Table 4, footnote c);i) Rp0,2 values at elevated temperatures for increased product thicknesses (see Table 5, footnote b);j) use of test solution B for the HIC test with agreed acceptance criteria (see anne
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