BS EN 4629-2013 Aerospace series Steel X4CrNiMo16-5-1 (1 4418) Air melted Softened Forging stock De 300 mm《航空航天系列 X4CrNiMo16-5-1 (1 4418)钢 空气融化 软化 锻坯 De 300 mm》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 4629:2013Aerospace series Steel X4CrNiMo16-5-1 (1.4418) Air melted Softened Forging stock De 300 mmBS EN 4629:2013 BRITISH STANDARDNational forewordThis British Standard is

2、 the UK implementation of EN 4629:2013. Itsupersedes BS EN 4629:2007 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/61/-/15, Steels for Aerospace Purposes.A list of organizations represented on this committee can beobtained on request to its secret

3、ary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 79248 9ICS 49.025.10Compliance with a British Standard cannot con

4、fer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 March 2013.Amendments issued since publicationDate Text affectedBS EN 4629:2013EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4629 February 2013 ICS 49

5、.025.10 Supersedes EN 4629:2007English Version Aerospace series - Steel X4CrNiMo16-5-1 (1.4418) - Air melted - Softened - Forging stock - De 300 mm Srie arospatiale - Acier X4CrNiMo16-5-1 (1.4418) - labor lair - Adouci - Demi-produits pour forgeage - De 300 mm Luft- und Raumfahrt - Stahl X4CrNiMo16-

6、5-1 (1.4418) - Lufterschmolzen - Weichgeglht - Schmiedestcke - De 300 mm This European Standard was approved by CEN on 24 August 2012. 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 s

7、tandard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version i

8、n any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech

9、Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EURO

10、PEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4629:2013: EBS EN 4629:2013E

11、N 4629:2013 (E) 2 Contents Page Foreword . 3 Introduction 4 1 Scope 5 2 Normative references . 5 BS EN 4629:2013EN 4629:2013 (E) 3 Foreword This document (EN 4629:2013) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and v

12、otes 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 standard,

13、 either by publication of an identical text or by endorsement, at the latest by August 2013, and conflicting national standards shall be withdrawn at the latest by August 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN a

14、nd/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 4629:2007. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria,

15、 Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, S

16、witzerland, Turkey and the United Kingdom. BS EN 4629:2013EN 4629:2013 (E) 4 Introduction This standard 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 w

17、ith EN 4500-005. BS EN 4629:2013EN 4629:2013 (E) 5 1 Scope This European Standard specifies the requirements relating to: Steel X4CrNiMo16-5-1 (1.4418) Air melted Softened Forging stock De 300 mm for aerospace applications. NOTE Other designation: Z 8 CND 17-04. Only the chemical composition of this

18、 standard must be considered. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced

19、 document (including any amendments) applies. EN 2950, Aerospace series - Test method - Wrought heat resisting alloys Semi-finished products and parts - Conditions for macrographic and micrographic examination - Atlas of structures and defects prEN 2951, Aerospace series Metallic materials Test meth

20、od Micrographic determination of content of non-metallic inclusions EN 4050-4, Aerospace series Test method for metallic materials Ultrasonic inspection of bars, plates, forging stock and forgings Part 4: Acceptance criteria EN 4258, Aerospace series Metallic materials General organization of standa

21、rdization Links between types of EN standards and their use EN 4500-005, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 005: Specific rules for steels EN 4700-005, Aerospace series Steel and heat resisting alloys Wrought products Technical specific

22、ation Part 005: Forging stockEN ISO 643, Steels Micrographic determination of the apparent grain size (ISO 643) AMS 2315, Determination of delta ferrite content 1)1) Published as SAE National (US) Society of Automotive Engineers (http:/www.sae.org/).BS EN 4629:2013EN 4629:2013 (E) 6 1 Material desig

23、nation Steel X4CrNiMo16-5-1 (1.4418) 2 Chemical composition % Element C Si MnaP bS bN Cr Mo Ni Fe min. 0,020 15,00 0,80 4,00 Base max. 0,06 0,70 1,50 0,030 0,005 17,00 1,50 6,00 3 Method of melting Air melted 4.1 Form Forging stock 4.2 Method of production 4.3 Limit dimension(s) mm De 300 5 Technica

24、l specification EN 4700-005 6.1 Delivery condition Softened Heat treatment 6.2 Delivery condition code U 7 Use condition Delivery condition Heat treatment Characteristics 8.1 Test sample(s) See EN 4700-005. See EN 4700-005. 8.2 Test piece(s) See EN 4700-005. See EN 4700-005. 8.3 Heat treatment Use c

25、ondition Reference (see line 29). 9 Dimensions concerned mm De 300 De 300 10 Thickness of cladding on each face % 11 Direction of test piece L LT 12 T Temperature C Ambient Ambient 13 Proof stress Rp0,2MPa 700 14 Strength Rm MPa 900 Rm 1 050 15 Elongation A % 16 12 16 Reduction of area Z % 17 Hardne

26、ss HBW 293 269 HBW 331 18 Shear strength Rc MPa 19 Bending k 20 Impact strength KV J 120 J at 20 C Notch direction T 70 J at 40 C Notch direction T 60 J at 20 C Notch direction L 35 J at 40 C Notch direction L 21 C Temperature C 22 Time h 23 Stress aMPa 24 Elongation a % 25 Rupture stress RMPa 26 El

27、ongation at rupture A % 27 Notes (see line 98) a, bBS EN 4629:2013EN 4629:2013 (E) 7 29 Reference heat treatment Hardened and tempered 1 010 C 1 060 C / OQ or WQ + 550 C 620 C 30 Microstructure EN 4700-005 1 See AMS 2315. 7 The ferrite content shall not exceed 5 %.44 External defects (visual) EN 470

28、0-005 50 Cleanliness/inclusion content EN 4700-005 (micro cleanness) 1 See EN 2951. 7 Category 2 51 Macrostructure EN 4700-006 (grain flow) 1 See EN 2950. 61 Internal defects EN 4700-006 1 See EN 4050-4. 7 Class 4 95 Marking inspection EN 4700-005 96 Dimensional inspection EN 4700-005 98 Notes a Whe

29、re a higher impact strength is required, the maximum Mn content may be increased to 2 % subject to agreement between the customer and the supplier.b For specific welding applications (e.g. high power beam), and after agreement between manufacturer and purchaser, S+P should be equal or less than 0,02

30、3 %. 99 Typical use BS EN 4629:2013EN 4629:2013 (E) 8 100 Product qualification Qualification programme to be agreed between manufacturer and purchaser. This page deliberately left blankBSI is the independent national body responsible for preparing British Standards and other standards-related publi

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