1、BS EN 2461:2009ICS 49.025.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Steel FE-PM1901 (X12CrNi13) 600 MPa null Rm null 800 MPa Forgings De null 70 mmThis British Standardwas published underthe authority of theStandards Policy andStrategy C
2、ommittee on 30September 2009 BSI 2009ISBN 978 0 580 63182 5Amendments/corrigenda issued since publicationDate CommentsBS EN 2461:2009National forewordThis British Standard is the UK implementation of EN 2461:2009.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61, Met
3、allic 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
4、Standard cannot confer immunityfrom legal obligations.BS EN 2461:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2461 February 2009 ICS 49.025.10 English Version Aerospace series - Steel FE-PM1901 (X12CrNi13) - 600 MPa Rm 800 MPa - Forgings - De 70 mm Srie arospatiale - Acier FE-PM1901 (X12
5、CrNi13) - 600 MPa Rm 800 MPa - Pices forges et matrices - De 70 mm Luft- und Raumfahrt - Stahl FE-PM1901 (X12CrNi13) - 600 MPa Rm 800 MPa - Gesenk-und Freiformschmiedestcke - De 70 mm This European Standard was approved by CEN on 24 August 2008. CEN members are bound to comply with the CEN/CENELEC I
6、nternal Regulations which stipulate the conditions 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
7、member. This European Standard exists in three 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 m
8、embers are the national standards bodies of 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, Swede
9、n, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. R
10、ef. No. EN 2461:2009: EBS EN 2461:2009EN 2461:2009 (E) 2 Foreword This document (EN 2461:2009) 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 St
11、andard 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 standard, either by publication of an identical text or by endorsement, at the late
12、st by August 2009, and conflicting national standards shall be withdrawn at the latest by August 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 suc
13、h 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
14、 Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 2461:2009EN 2461:2009 (E) 3 Introduction This standard is part of the series of EN metallic material standards for aeros
15、pace 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-PM1901 (X12CrNi13) 600 MPa Rm 800 MPa Forgings De 70 mm for aerospace applications.
16、 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) applies. EN 4258, Aerospace series
17、 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 steels 1 EN 4700-6, Aerospace series Steel and heat resist
18、ing alloys Wrought products Technical specification Part 6: Pre-production and production forgings 21 Published as ASD Prestandard at the date of publication of this standard. 2 In preparation at the date of publication of this standard. BS EN 2461:2009EN 2461:2009 (E) 4 1 Material designation Steel
19、 FE-PM1901 (X12CrNi13) 2 Chemical composition % Element C Si Mn P S Cr Mo Ni Fe min. 0,10 0,30 11,5 0,30 Base max. 0,15 0,80 0,60 0,030 0,025 13,0 0,80 3 Method of melting Air melted 4.1 Form Forgings 4.2 Method of production Forged from forging stock EN xxxx * 4.3 Limit dimension(s) mm De 70 5 Tech
20、nical specification EN 4700-6 6.1 Delivery condition Softened Hardened and tempered Heat treatment 980 C 1 000 C / AQ or OQ + Temper 640 C 6.2 Delivery condition code A U 7 Use condition Hardened and tempered Hardened and tempered Heat treatment Delivery condition + 980 C 1 000 C / AQ or OQ + Temper
21、 640 C Delivery condition Characteristics 8.1 Test sample(s) See EN 4700-6. 8.2 Test piece(s) See EN 4700-6. 8.3 Heat treatment Softened Hardened and tempered Reference a(see line 29) Bar: D = 16 mm 9 Dimensions concerned mm 70 10 Thickness of cladding on each face % 11 Direction of test piece 12 T
22、Temperature C Ambient 13 Proof stress Rp0,2 MPa* 420 420 14 Strength Rm MPa* 600 Rm 800 600 Rm 800 15 Elongation A % 16 16 16 Reduction of area Z % 17 Hardness HB 207 HV 218 b179 HB 241 188 HV 253 b179 HB 241 18 Shear strength Rc MPa* 19 Bending k 20 Impact strength kV J 50 50 21 C Temperature C 22
23、Time h 23 Stress a MPa* 24 Elongation a % 25 Rupture stress R MPa* 26 Elongation at rupture A % 27 Notes (see line 98) a, b*In preparation at the date of publication of this standard. BS EN 2461:2009EN 2461:2009 (E) 5 29 Reference heat treatment Hardened and tempered + (990 10) C / AQ + Temper (670
24、5) C 95 Marking inspection See EN 4700-6. 96 Dimensional inspection See EN 4700-6. 98 Notes * 1 MPa = 1 N/mm2. aOptional test.bHV for De 5 mm. 99 Typical use Corrosion resisting steel. BS EN 2461:2009EN 2461:2009 (E) 6 100 Product qualification Qualifcation programe to be agred betwen manufacturer a
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