BS EN 3490-2007 Aerospace series - Steel FE-PM3901 (X15CrNi17-3) - Air melted - Hardened and tempered - Bar for machining - De 200 mm - 900 MPa Rm 1100 MPa《航空航天系列 FE-PM3901(X15CrNi.pdf

1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58 melted Hardened and tempered Bar for machining De k 200 mm 900 MPa k Rm k 1 100 MPaThe European St

2、andard EN 3490:2007 has the status of a British StandardICS 49.025.10Aerospace series Steel FE-PM3901 (X15CrNi17-3) Air BRITISH STANDARDBS EN 3490:2007BS EN 3490:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 April 2007 BSI 2007ISBN 9

3、78 0 580 50554 6Amendments issued since publicationAmd. No. Date CommentsThis publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.Nationa

4、l forewordThis British Standard was published by BSI. It is the UK implementation of EN 3490:2007.The UK participation in its preparation was entrusted by Technical Committee ACE/61, Metallic materials for aerospace purposes, to Panel ACE/61/-/15, Steels.A list of organizations represented on ACE/61

5、/-/15 can be obtained on request to its secretary.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3490 March 2007 ICS 49.025.10 English Version Aerospace series - Steel FE-PM3901 (X15CrNi17-3) - Air melted - Hardened and tempered - Bar for machining - De 200 mm - 900 MPa Rm 1 100 MPa Srie arosp

6、atiale - Acier FE-PM3901 (X15CrNi17-3) - labor lair - Tremp et revenu - Barres pour usinage - De 200 mm - 900 MPa Rm 1 100 MPa Luft- und Raumfahrt - Stahl FE-PM3901 (X15CrNi17-3) - Lufterschmolzen - Gehrtet und angelassen - Stangen zur spanenden Bearbeitung - De 200 mm - 900 MPa Rm 1 100 MPa This Eu

7、ropean Standard was approved by CEN on 5 October 2006. 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 lists and bibliographical references

8、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 responsibility of a CEN member into i

9、ts 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, Hungary, Iceland, Ireland, Italy, Latvia, L

10、ithuania, 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: rue de Stassart, 36 B-1050 Brussels

11、2007 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3490:2007: E2 Foreword This document (EN 3490:2007) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries

12、and 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 stan

13、dard, either by publication of an identical text or by endorsement, at the latest by September 2007, and conflicting national standards shall be withdrawn at the latest by September 2007. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent ri

14、ghts. CEN 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, Cyprus,

15、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 the United Kingdom. EN 3490:20073 Introduction This standard

16、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 4500-5. 1 Scope This standard specifies the requirements relating to: Steel FE-PM3901 (X15CrNi17-

17、3) Air melted Hardened and tempered Bar for machining De 200 mm 900 MPa Rm 1 100 MPa 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 referen

18、ces, the latest edition of the referenced document (including any amendments) applies. EN 2043, Aerospace series Metallic materials General requirements for semi-finished product qualification (excluding forgings and castings). 1)EN 4050-1, Aerospace series Test method for metallic materials Ultraso

19、nic inspection of bars, plates, forging stock and forgings Part 1: General requirements. 1)EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use. EN 4436, Aerospace series Steel Test methods Determination of ferrite con

20、tent. 1)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 specification Part 2: Bar and section. 1)1) Published as ASD Pr

21、estandard at the date of publication of this standard. EN 3490:20074 1 Material designation Steel FE-PM3901 (X15CrNi17-3) Element C Si Mn P S Cr Ni Fe min. 0,12 15,0 2,00 2 Chemical composition % max. 0,20 1,00 1,00 0,030 0,025 17,0 3,00 Base 3 Method of melting Air melted 4.1 Form Bar for machining

22、 4.2 Method of production 4.3 Limit dimension(s) mm De 200 5 Technical specification EN 4700-2 Delivery condition Softened Hardened and tempered 6.1 Heat treatment 950 C 1 040 C / OQ a+ 635 C 685 C / AC or faster + 585 C 615 C / AC or faster 6.2 Delivery condition code A U Use condition Hardened and

23、 tempered Delivery condition 7 Heat treatment Delivery condition + 950 C 1 040 C / OQ a + 635 C 685 C / AC or faster + 585 C 615 C / AC or faster Characteristics 8.1 Test sample(s) See EN 4700-2. 8.2 Test piece(s) See EN 4700-2. 8.3 Heat treatment Softened Use condition 9 Dimensions concerned mm a o

24、r D 200 De 200 10 Thickness of cladding on each face % 11 Direction of test piece L 12 Temperature C Ambient13 Proof stress Rp0,2MPa 700 14 Strength RmMPa 900 Rm 1 100 15 Elongation A % 12 16 T Reduction of area Z % 17 Hardness HB 293 262 HB 331 18 Shear strength RcMPa 19 Bending k 20 Impact strengt

25、h KV 20 J; Notch direction T 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) aEN 3490:20075 30 Microstructure See EN 4700-2. 1 See EN 4436. 7 The -ferrite shall not exceed 5 % 44 External defects See EN 4700-2.

26、50 See EN 4700-2. Cleanliness/inclusion content (micro-cleanness) 7 Category 2 51 Macrostructure See EN 4700-2. 61 Internal defects See EN 4700-2. 1 EN 4050-1 6 a or D 100 mm may be tested on the product or at an earlier stage of manufacturing 7 Class 2 95 Marking inspection See EN 4700-2. 96 Dimens

27、ional inspection See EN 4700-2. 98 Notes a For De 30 mm may be AC. 99 Typical use EN 3490:20076 100 Product qualification See EN 2043. Qualification programme to be agreed between manufacturer and purchaser. EN 3490:2007blankBS EN BSI389 Chiswick High RoadLondonW4 4AL3490:2007BSI British Standards I

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