1、BS EN 2399:2008ICS 49.025.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) Rm null 900 MPa Bars for forged bolts D null25 mmIncorporating January 2011corrigendum BS EN 2399:2008National foreword
2、This British Standard is the UK implementation of EN 2399:2008.The UK participation in its preparation was entrusted to Technical Committee ACE/61/-/15, Steels.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to inclu
3、de 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cannot confer immunity from legal obligations.Together with BS EN 2398:2008, it supersedes BS HR 650:1972, which is withdrawn.This British Standard was published under
4、the authority of the Standards Policy and Strategy Committee on 30 September 2009 BSI 2011Amendments/corrigenda issued since publicationDate Comments 31 January 2011 Addition of supersession details to national forewordISBN 978 0 580 73739 8EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2399 A
5、pril 2008 ICS 49.025.10 English Version Aerospace series - Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) - Rm 900 MPa - Bars for forged bolts - D 25 mm Srie arospatiale - Acier rsistant chaud FE-PA2601 (X4NiCrTiMoV26-15) - Rm 900 MPa - Barres pour boulonnerie matrice - D 25 mm Luft- und Raumfahr
6、t - Hochwarmfester Stahl FE-PA2601 (X4NiCrTiMoV26-15) - Rm 900 MPa - Stangen zum Warmstauchen fr Schrauben - D 25 mm This European Standard was approved by CEN on 29 February 2008. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving thi
7、s 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 three official versions
8、(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 Austria, Belgium, Bul
9、garia, 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 COMMITTEE FOR STANDAR
10、DIZATION 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 2399:2008: EBS EN 2399:2008EN 2399:2008 (E) 2 Forewo
11、rd This document (EN 2399:2008) 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 National Associations a
12、nd 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 October 2008, and conflicting national standards shall be
13、 withdrawn at the latest by October 2008. 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 Internal Regula
14、tions, 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, Malta, Nether
15、lands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 2399:2008EN 2399:2008 (E) 3 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this series is
16、 described in EN 4258. This standard has been prepared in accordance with EN 4500-3. 1 Scope This standard specifies the requirements relating to: Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) Rm 900 MPa Bars for forged bolts D 25 mm for aerospace applications. 2 Normative references The followi
17、ng 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 2002-16, Aerospace series Metallic materials Test methods
18、 Part 16: Non-destructive testing Penetrant testing 1)EN 2344, Aerospace series Round bars, machined in heat resisting alloys Diameter 10 mm D 180 mm Dimensions EN 2398, Aerospace series Heat resisting steel FE-PA2601 (X6NiCrTiMoV26-15) Rm 900 MPa Bars for machined bolts D 25 mm EN 2951, Aerospace s
19、eries Metallic materials Test method Micrographic determination of content of non-metallic inclusions 1)EN 4050-4, Aerospace series Test method for metallic materials Ultrasonic inspection of bars, plates, forging stock and forgings Part 4: Acceptance criteria 1)EN 4258, Aerospace series Metallic ma
20、terials General organization of standardization Links between types of EN standards and their use EN 4500-3, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 3: Specific rules for heat resisting alloys 1)EN 4700-2, Aerospace series Steel and heat res
21、isting alloys Wrought products Technical specification Part 2: Bar and section 1)1) Published as ASD Prestandard at the date of publication of this standard. BS EN 2399:2008EN 2399:2008 (E) 4 1 Material designation Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) Element C Si Mn P S Al B aCr Mo Ni
22、Pb aTi V Fe min. (30) 13,5 1,0 24,0 1,9 0,10 2 Chemical composition % max. 0,08 1,0 2,0 0,020 0,015 0,35 (100) 16,0 1,5 27,0 (50) 2,3 0,50 Base3 Method of melting Consumable electrode remelted b4.1 Form Bars for upset forging c4.2 Method of production 4.3 Limit dimension(s) mm D 25 5 Technical speci
23、fication EN 4700-2 Delivery condition Softened, cold worked dand ground 6.1 Heat treatment 900 C 10 C / t = 1 h / air cool or faster cold worked d6.2 Delivery condition code K Use condition Softened, cold worked, ground, solution treated and precipitation treated 7 Heat treatment Delivery condition
24、+ 980 C 10 C / t = 1 h / air cool or faster + 720 C 10 C / t 16 h / air cool Characteristics 8.1 Test sample(s) See EN 4700-2 8.2 Test piece(s) See EN 4700-2 8.3 Heat treatment Delivery condition Condition of use 9 Dimensions concerned mm D 25 10 Thickness of cladding on each face % 11 Direction of
25、test piece L 12 Temperature C Room temperature 13 Proof stress Rp0,2MPa 590 14 Strength RmMPa 900 15 Elongation A % 13 16 T Reduction of area Z % 20 17 Hardness 248 HB 341 18 Shear strength RcMPa 19 Bending k 20 Impact strength 21 Temperature C 650 22 Time h 23 23 Stress aMPa 24 Elongation a % 25 Ru
26、pture stress RMPa 480 e26 C Elongation at rupture A % 4,5 for tr 48 h 2,5 for tr 48 h 27 Notes (see line 98) a, b, c, d, eBS EN 2399:2008EN 2399:2008 (E) 5 34 Grain size EN 4700-2 7 G 5 44 External defects See EN 4700-2 Material to be subjected to dye penetrant examination and assessment 1 See EN 20
27、02-16. Dye penetrant inspection 7 See EN 4700-2 50 Cleanliness inclusion content EN 4700-2 (micro cleanliness) 1 See EN 2951 7 Category 4 61 Internal defects EN 4700-2 1 See EN 4050-4 6 A or D may be tested either on the products or at an earlier stage of manufacturing 7 Class 3 95 Marking inspectio
28、n See EN 4700-2 96 Dimensional inspection See EN 4700-2 7 EN 2344 98 Notes a Bracketed figures indicate composition expressed as parts per million (p.p.m.). The method of analysis for lead shall be agreed between manufacturer and purchaser. b The method of melting required shall be agreed between ma
29、nufacturer and purchaser. c Bars for machining are defined by EN 2398. d After the softening treatment, all bars shall be reduced 15 % to 25 % in cross section during final drawing or rolling at a temperature of not more than 870 C.e Combination notched/unnotched test piece; rupture shall occur in t
30、he unnotched portion of test piece. Stress may be increased after 48 h to promote rupture. 99 Typical use Bolts and nuts for airframe and engine uses. BS EN 2399:2008EN 2399:2008 (E) 6 100 Product qualification See EN 4700-2 Qualifcation programe to be agred betwen manufacturer and purchaser. This p
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