1、BS EN 3330:2009Aerospace series Steel FE-PL1503(35CrMo4) Annealed Bar and wire De 40 mm Forprevailing torque nutsICS 49.025.10BRITISH STANDARDNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWThis British Standard was published under the authority of the Standards Policy and Stra
2、tegy Committee on 31 July2009 BSI 2009ISBN 978 0 580 67580 5Amendments/corrigenda issued since publicationDate CommentsBS EN 3330:2009National forewordThis British Standard is the UK implementation of EN 3330:2009. The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61/-/
3、15, Steels.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 Standard cannot confer immu
4、nityfrom legal obligations.BS EN 3330:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3330 March 2009 ICS 49.025.10 English Version Aerospace series - Steel FE-PL1503 (35CrMo4) - Annealead - Bar and wire - De 40 mm - For prevailing torque nuts Srie arospatiale - Acier FE-PL1503 (35CrMo4) -
5、Recuit -Barres et fils - De 40 mm - Pour crous freinage interne par dformation Luft- und Raumfahrt - Stahl FE-PL1503 (35CrMo4) - Geglht - Stangen und Drhte - De 40 mm - Fr klemmende Sicherungsmuttern This European Standard was approved by CEN on 18 October 2008. CEN members are bound to comply with
6、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 concerning such national standards may be obtained on application to the CEN Management Cent
7、re 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 its own language and notified to the CEN Management Centre has the same status as the officia
8、l 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, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slove
9、nia, Spain, Sweden, 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 na
10、tional Members. Ref. No. EN 3330:2009: EBS EN 3330:2009EN 3330:2009 (E) 2 Foreword This document (EN 3330:2009) 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 Ass
11、ociation, 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 standard, either by publication of an identical text or by endorse
12、ment, at the latest by September 2009, and conflicting national standards shall be withdrawn at the latest by September 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 ide
13、ntifying 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, Czech Republic, Denmark, Estonia, Finland, France, Germany, Gr
14、eece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 3330:2009EN 3330:2009 (E) 3 Introduction This standard is part of the series of EN metallic mater
15、ial 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) Annealed Bar and wire De 40 mm For prevaili
16、ng torque nuts 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 amen
17、dments) applies. EN 2034, Round steel bars drawn and/or descaled Dimensions Tolerance h 11 Aerospace series. 1)EN 2036, Round steel bars Ground Dimensions Tolerance h 8 Aerospace series. 1)EN 2600, Aerospace series Designation of metallic semi-finished products Rules. 2)EN 4258, Aerospace series Met
18、allic 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. 2)EN 4700-2, Aerospace series Steel and heat resistin
19、g alloys Wrought products Technical specification Part 2: Bar and section. 2)EN 4700-4, Aerospace series Steel and heat resisting alloys Wrought products Technical specification Part 4: Wire. 2)1) Published as ASD Standard at the date of publication of this standard. 2) Published as ASD Prestandard
20、at the date of publication of this standard. BS EN 3330:2009EN 3330:2009 (E) 4 1 Material designation Steel FE-PL1503 (35CrMo4) 2 Chemical composition % Element C Si Mn P S Cr Mo Ni Fe min. 0,30 0,15 0,50 0,90 0,15 Base max. 0,37 0,40 0,80 0,025 0,020 1,20 0,30 0,40 3 Method of melting Air melted 4.
21、1 Form Bar and wire 4.2 Method of production 4.3 Limit dimension(s) mm De 40 5 Technical specification EN 4700-2 6.1 Delivery condition Annealed Heat treatment 6.2 Delivery condition code U 7 Use condition Delivery condition Heat treatment Characteristics 8.1 Test sample(s) See EN 4700-2 or EN 4700-
22、4. 8.2 Test piece(s) 8.3 Heat treatment Annealed Reference on sample 40 mm (see line 95) 9 Dimensions concerned mm De 40 10 Thickness of cladding on each face % 11 Direction of test piece 12 T Temperature C Ambient 13 Proof stress Rp0,2MPa* 14 Strength RmMPa* 15 Elongation A % 16 Reduction of area Z
23、 % 17 Hardness HB 217 HV5 228 40 HRC 43 390 HV5 430 18 Shear strength RcMPa* 19 Bending k 20 Impact strength 21 C Temperature C 22 Time h 23 Stress aMPa* 24 Elongation a % 25 Rupture stress RMPa* 26 Elongation at rupture A % 27 Notes (see line 98) * BS EN 3330:2009EN 3330:2009 (E) 5 29 Reference hea
24、t treatment Step quenched in a salt bath 850 C 860 CSalt bath quenched 325 C / AC or other equivalent heat treatment 44 External defects See EN 4700-2 or EN 4700-4. 59 Carburization and See EN 4700-2 or EN 4700-4. decarburization 5 See line 29. 7 The material shall be free from carburization. Total
25、decarburization shall not be present and partial decarburization shall not exceed 5 % of the diameter with a maximum depth of 0,2 mm. 95 Marking inspection See EN 4700-2 or EN 4700-4. 96 Dimensional inspection See EN 2034 or EN 2036. 97 Designation The rules governing the designation of semi-finishe
26、d products are indicated in standard EN 2600. When the codified designation is used, the identification code shall be as follows: EN3330 U XX -Material standard number Letter code (see 6.2) Appropriate dimensional standard code (see 5.3) Data concerning dimension (see EN 2600) 98 Notes * 1 MPa = 1 N
27、/mm2.99 Typical use Low alloy steel for nuts. BS EN 3330:2009EN 3330:2009 (E) 6 100 Product qualification Qualifcation programe to be agred betwen manufacturer and purchaser. BS EN 3330:2009This page has been intentionally left blankBS EN3330:2009BSI GroupHeadquarters 389Chiswick High Road,London, W
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