1、BS EN 2448:2008ICS 49.025.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Steel FE-PL1503 (35CrMo4) 900 MPa nullRm null 1 100 MPa Bars De null 40 mmLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c)
2、 BSIThis British Standardwas published underthe authority of theStandards Policy andStrategy Committee on 30September 2009 BSI 2009ISBN 978 0 580 63180 1Amendments/corrigenda issued since publicationDate CommentsBS EN 2448:2008National forewordThis British Standard is the UK implementation of EN 244
3、8:2008.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61, Metallic materials for aerospace purposes.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisi
4、onsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008EUROPEAN STANDARD NORME EUROPENNE EURO
5、PISCHE NORM EN 2448 November 2008 ICS 49.025.10 English Version Aerospace series - Steel FE-PL1503 (35CrMo4) - 900 MPa Rm 1 100 MPa - Bars - De 40 mm Srie arospatiale - Acier FE-PL1503 (35CrMo4) - 900 MPa Rm 1 100 MPa - Barres - De 40 mm Luft- und Raumfahrt - Stahl FE-PL1503 (35CrMo4) - 900 MPa Rm 1
6、 100 MPa - Stangen - De 40 mm This European Standard was approved by CEN on 24 August 2008. 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 national standard without any alteration. Up-to-date
7、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 three official versions (English, French, German). A version in any other language made by translation under the
8、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 Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungar
9、y, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre:
10、 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 2448:2008: ELicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008EN 2448:2008 (E
11、) 2 Foreword This document (EN 2448:2008) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Asso
12、ciations 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 standard, either by publication of an identical text or by endorsement, at the latest by May 2009, and conflicting national standards sh
13、all be withdrawn at the latest by May 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regu
14、lations, the national standards organizations 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, Neth
15、erlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008EN 2448:2008 (E) 3 Introduction This standard is part of the series of
16、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 4500-5. 1 Scope This standard specifies the requirements relating to: Steel FE-PL1503 (35CrMo4) 900 MPa Rm 1 100 MPa Bars
17、De 40 mm for aerospace applications. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments
18、) applies. EN 4258, Aerospace series Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4500-5, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 5: Specific rules for stee
19、ls. 1) EN 4700-2, Aerospace series Steel and heat resisting alloys Wrought products Technical specification Part 2: Bar and section. 1)EN 9133, Aerospace series Quality management systems Qualification procedure for aerospace standard parts. 1) Published as ASD Prestandard at the date of publication
20、 of this standard. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008EN 2448:2008 (E) 4 1 Material designation Steel FE-PL1503 (35CrMo4) Element C Si Mn P S Cr Mo Ni Fe min. 0,30 0,15 0,50 0,90 0,15 2 Chemical composition % max. 0,37 0,
21、40 0,80 0,025 0,020 1,20 0,30 0,40 Base 3 Method of melting Air melted 4.1 Form Bars 4.2 Method of production 4.3 Limit dimension(s) mm De 40 5 Technical specification EN 4700-2 Delivery condition Softened Hardened and tempered 6.1 Heat treatment 840 C 860 C / OQ + Temper 570 C 6.2 Delivery conditio
22、n code A U Use condition Hardened and tempered Hardened and tempered 7 Heat treatment Delivery condition + 840 C 860 C / OQ + Temper 570 C Delivery condition Characteristics 8.1 Test sample(s) See EN 4700-2. 8.2 Test piece(s) See EN 4700-2. 8.3 Heat treatment Softened Hardened and tempered Reference
23、 aSee line 29 Bar: D = 16 mm 9 Dimensions concerned mm 40 10 Thickness of cladding on each face % 11 Direction of test piece 12 Temperature C Ambient 13 Proof stress Rp0,2MPa* 750 930 14 Strength RmMPa* 900 Rm 1 100 1 100 Rm 1 300 15 Elongation A % 12 10 16 T Reduction of area Z % 17 Hardness HB 217
24、 HV 228 b269 HB 331 284 HV 350 b331 HB 388 18 Shear strength RcMPa* 19 Bending k 20 Impact strength KV J 35 25 21 Temperature C 22 Time h 23 Stress aMPa* 24 Elongation a % 25 Rupture stress RMPa* 26 C Elongation at rupture A % 27 Notes (see line 98) a, bLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA ST
25、ANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008EN 2448:2008 (E) 5 29 Reference heat treatment Hardened and tempered + (850 10) C / OQ + Temper (550 5) C 31 Hardenability (Jominy test) Distance (mm) 5 9 15 25 40 HRC min. 48 45 40 32 28 HRC max. 57 56 53 48 43 95 Marking inspectio
26、n See EN 4700-2. 96 Dimensional inspection See EN 4700-2. 98 Notes * 1 MPa = 1 N/mm2. a Optional test. bHV for De 5 mm. 99 Typical use Low alloy general purpose steel. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008EN 2448:2008 (E) 6
27、 100 Product qualification See EN 9133. Qualifcation programe to be agred betwen manufacturer and purchaser. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN 2448:2008This page has been intentionally left blankLicensed Copy: Wang Bin, ISO/EXCHA
28、NGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSIBS EN2448:2008BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 - British Standards InstitutionBSI is the independent national body responsible for preparing BritishStandards. It p
29、resents the UK view on standards in Europe and at theinternational level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendments oreditions.It is the constant aim of BSI t
30、o improve the quality of our products and services.We would be grateful if anyone finding an inaccuracy or ambiguity while usingthis British Standard would inform the Secretary of the technical committeeresponsible, the identity of which can be found on the inside front cover. Tel:+44 (0)20 8996 900
31、0. Fax: +44 (0)20 8996 7400.BSI offers members an individual updating service called PLUS which ensuresthat subscribers automatically receive the latest editions of standards.Buying standardsOrders for all BSI, international and foreign standards publications should beaddressed to Customer Services.
32、 Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 89967001 Email: You may also buy directly using a debit/creditcard from the BSI Shop on the Website http:/ response to orders for international standards, it is BSI policy to supply theBSI implementation of those that have been published as British Standard
33、s,unless otherwise requested.Information on standardsBSI provides a wide range of information on national, European andinternational standards through its Library and its Technical Help to ExportersService. Various BSI electronic information services are also available whichgive details on all its p
34、roducts and services. Contact Information Centre. Tel:+44 (0)20 8996 7111 Fax: +44 (0)20 8996 7048 Email: Subscribing members of BSI are kept up to date with standards developmentsand receive substantial discounts on the purchase price of standards. For detailsof these and other benefits contact Mem
35、bership Administration. Tel: +44 (0)208996 7002 Fax: +44 (0)20 8996 7001 Email: Information regarding online access to British Standards via British StandardsOnline can be found at http:/ information about BSI is available on the BSI website at http:/.CopyrightCopyright subsists in all BSI publicati
36、ons. BSI also holds the copyright, in theUK, of the publications of the international standardization bodies. Except aspermitted under the Copyright, Designs and Patents Act 1988 no extract maybe reproduced, stored in a retrieval system or transmitted in any form or by anymeans electronic, photocopy
37、ing, recording or otherwise without prior writtenpermission from BSI.This does not preclude the free use, in the course of implementing the standard,of necessary details such as symbols, and size, type or grade designations. Ifthese details are to be used for any other purpose than implementation then theprior written permission of BSI must be obtained.Details and advice can be obtained from the Copyright and Licensing Manager.Tel: +44 (0)20 8996 7070 Email: Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 01/12/2009 06:31, Uncontrolled Copy, (c) BSI
