EN 2446-2008 en Aerospace series - Steel FE-PL1503 (35CrMo4) - 1 100 MPa less than or equal to Rm less than or equal to 1 300 MPa - Bars - De less than or equal to 25 mm《航空航天系列 钢FE.pdf

1、BS EN 2446:2008ICS 49.025.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Steel FE-PL1503 (35CrMo4) 1 100 MPa null Rm null 1 300 MPa Bars De null 25 mmThis British Standardwas published underthe authority of theStandards Policy andStrategy Com

2、mittee on 30September 2009 BSI 2009ISBN 978 0 580 63179 5Amendments/corrigenda issued since publicationDate CommentsBS EN 2446:2008National forewordThis British Standard is the UK implementation of EN 2446:2008.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61, Metal

3、lic 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 provisionsof a contract. Users are responsible for its correct application.Compliance with a British St

4、andard cannot confer immunityfrom legal obligations.BS EN 2446:2008EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2446 November 2008 ICS 49.025.10 English Version Aerospace series - Steel FE-PL1503 (35CrMo4) - 1 100 MPa Rm 1 300 MPa - Bars - De 25 mm Srie arospatiale - Acier FE-PL1503 (35CrMo4

5、) - 1 100 MPa Rm 1 300 MPa - Barres - De 25 mm Luft- und Raumfahrt - Stahl FE-PL1503 (35CrMo4) - 1 100 MPa Rm 1 300 MPa - Stangen - De 25 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 con

6、ditions for giving this European Standard the status of a national standard without any alteration. Up-to-date 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 th

7、ree 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 CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of

8、 Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN

9、 COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: 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 2446:2008: EBS EN 2446:2008EN

10、2446:2008 (E) 2 Foreword This document (EN 2446:2008) 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 N

11、ational 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 standard, either by publication of an identical text or by endorsement, at the latest by May 2009, and conflicting national

12、standards shall 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 I

13、nternal Regulations, 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,

14、 Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 2446:2008EN 2446:2008 (E) 3 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of

15、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) 1 100 MPa Rm 1 300 MPa Bars De 25 mm for aerospace applications. 2 Normative references The following referenced

16、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) applies. EN 4258, Aerospace series Metallic materials General organization of stand

17、ardization 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 steels. 1) EN 4700-2, Aerospace series Steel and heat resisting alloys Wrought products Technical specific

18、ation 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 of this standard. BS EN 2446:2008EN 2446:2008 (E) 4 1 Material designation Steel FE-PL1503 (35CrMo4)

19、 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 0,40 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 25 5 Technical specification EN 4700-2 Delivery condition Sof

20、tened Hardened and tempered 6.1 Heat treatment 840 C 860 C / OQ + Temper 530 C 6.2 Delivery condition code A U Use condition Hardened and tempered Hardened and tempered 7 Heat treatment Delivery condition + 840 C 860 C / OQ + Temper 530 C Delivery condition Characteristics 8.1 Test sample(s) See EN

21、4700-2. 8.2 Test piece(s) See EN 4700-2. 8.3 Heat treatment Softened Hardened and tempered Reference aSee line 29 Bar: D = 16 mm 9 Dimensions concerned mm 25 10 Thickness of cladding on each face % 11 Direction of test piece 12 Temperature C Ambient 13 Proof stress Rp0,2MPa* 930 930 14 Strength RmMP

22、a* 1 100 Rm 1 300 1 100 Rm 1 300 15 Elongation A % 10 10 16 T Reduction of area Z % 17 Hardness HB 217 HV 228 b331 HB 388 350 HV 408 b331 HB 388 18 Shear strength RcMPa* 19 Bending k 20 Impact strength KV J 25 25 21 Temperature C 22 Time h 23 Stress aMPa* 24 Elongation a % 25 Rupture stress RMPa* 26

23、 C Elongation at rupture A % 27 Notes (see line 98) a, bBS EN 2446:2008EN 2446:2008 (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 inspec

24、tion 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. BS EN 2446:2008EN 2446:2008 (E) 6 100 Product qualification See EN 9133. Qualifcation programe to be agred betwen manufacturer an

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