1、BSI Standards PublicationBS EN 4263:2013Aerospace series Heat r e s i s t i n g a l l o y F E - P A 4 9 0 1 (X12CrNiCoMoW21-20) As forged Forging stock a or D 200 mm 690 MPa Rm 960MPaBS EN 4263:2013 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4263:2013.The U
2、K participation in its preparation was entrusted to TechnicalCommittee ACE/61/-/48, Heat Resisting Alloys for AerospacePurposes.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of
3、 a contract. Users are responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 81725 0ICS 49.025.01Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under th
4、e authority of theStandards Policy and Strategy Committee on 31 August 2013.Amendments issued since publicationDate Text affectedBS EN 4263:2013EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4263 July 2013 ICS 49.025.01 English Version Aerospace series - Heat resisting alloy FE-PA4901 (X12CrNi
5、CoMoW21-20) - As forged - Forging stock - a or D 200 mm - 690 MPa Rm 960MPa Srie arospatiale - Alliage rsistant chaud FE-PA4901 (X12CrNiCoMoW21-20) - Non trait - Produits destins la forge - a ou D 200mm - 690 MPa Rm 960MPa Luft- und Raumfahrt - Hochwarmfeste Legierung FE-PA4901 (X12CrNiCoMoW21-20) -
6、 Nicht wrmebehandelt - Schmiedevormaterial - a oder D 200 mm - 690 MPa Rm 960 MPa This European Standard was approved by CEN on 8 May 2013. 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 natio
7、nal standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A vers
8、ion in any other language made by translation under the responsibility of a CEN member into its own 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, C
9、zech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
10、 EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4263:2013: EBS EN 4263:
11、2013EN 4263:2013 (E) 2 Contents Page Foreword 3 Introduction .4 1 Scope 5 2 Normative references 5 BS EN 4263:2013EN 4263:2013 (E) 3 Foreword This document (EN 4263:2013) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and
12、 votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a national standar
13、d, either by publication of an identical text or by endorsement, at the latest by January 2014, and conflicting national standards shall be withdrawn at the latest by January 2014. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. C
14、EN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. 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, Croatia, Cyprus
15、, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United K
16、ingdom. BS EN 4263:2013EN 4263:2013 (E) 4 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258. This standard has been prepared in accordance with EN 4500-003. BS EN 4263:2013EN
17、4263:2013 (E) 5 1 Scope This European Standard specifies the requirements relating to: Heat resisting alloy FE-PA4901 (X12CrNiCoMoW21-20) As forged Forging stock a or D 200 mm 690 MPa Rm 960 MPa for aerospace applications. 2 Normative references The following documents, in whole or in part, are norm
18、atively referenced in this document and are 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 2043, Aerospace series Metallic materials General requirem
19、ents for semi-finished product qualification (excluding forgings and castings)1)prEN 2860-2, Aerospace series Heat resisting alloys Forging stock and forgings Technical specification Part 2: Forging stock1)EN 4258, Aerospace series Metallic materials General organization of standardization Links bet
20、ween types of EN standards and their use EN 4500-003, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 003: Specific rules for heat resisting alloys 1) Published as ASD-STAN Prestandard at the date of publication of this standard. BS EN 4263:2013EN 4
21、263:2013 (E) 6 6.1 Delivery condition As forged Heat treatment 6.2 Delivery condition code U 7 Use condition Delivery condition Heat treatment Characteristics 8.1 Sample(s) Cut from forging stock 8.2 Test piece(s) 8.3 Heat treatment See line 29 9 Dimensions concerned mm a or D 200 10 Thickness of cl
22、adding on each face % 11 Direction of test piece See EN 2860-2 12 T Temperature C Ambient 13 Proof stress Rp0,2MPa 345 14 Strength RmMPa 690 Rm 960 15 Elongation A % 30 16 Reduction of area Z % 17 Hardness 192 HB 241 18 Shear strength RcMPa 19 Bending k - 20 Impact strength 21 C Temperature C 730a)2
23、2 Time h tR 100 23 Stress aMPa 24 Elongation a % 25 Rupture stress RMPa 165 26 Elongation at rupture A % 8 27 Notes (see line 98) a) 1 Material designation Heat resisting alloy FE-PA4901 (X12CrNiCoMoW21-20) 2 Chemical Element C Si Mn P S Co Cr Cu Mo Nb Ni N2 W Fe Composition min. 0,080 1,00 18,5 20,
24、0 2,50 0,75 19,0 0,10 2,00 Base % max. 0,16 1,00 2,00 0,040 0,030 21,0 22,5 0,50 3,50 1,25 21,0 0,20 3,00 3 Method of melting Air melted 4.1 Form Forging stock 4.2 Method of production 4.3 Limit dimension(s) mm a or D 200 5 Technical specification EN 2860-2 BS EN 4263:2013EN 4263:2013 (E) 7 29 Refer
25、ence heat treatment Solution treated Nominal temperature according to the manufacturing schedule 15 C/t = 1 h/WQ + 0 815 C 15 C/t 4h / AC 44 External defects See EN 2860-2 51 Macrostructure See EN 2860-2 7 To be defined on the order 61 Internal defects See EN 2860-2 7 Class 3 95 Marking inspection S
26、ee EN 2860-2 96 Dimensional inspection See EN 2860-2 98 Notes a) Proportional round test pieces. 99 Typical use BS EN 4263:2013EN 4263:2013 (E) 8 100 Product qualification See EN 2043 Qualification programme to be agreed between manufacturer and purchaser This page deliberately left blankBSI is the
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